{"title":"Seachem","description":"\u003cp\u003eEvery Seachem product on ArdentPets in one list, with most of the range in \u003ca href=\"\/collections\/water-conditioners\"\u003eWater Treatments \u0026amp; Conditioners\u003c\/a\u003e and \u003ca href=\"\/collections\/filter-media\"\u003eFilter Media \u0026amp; Cartridges\u003c\/a\u003e. Product descriptions often mention filter media, reef aquarium and water conditioner. Delivery to any UK address is free and prices are shown in pounds sterling.\u003c\/p\u003e\u003cp\u003eMore makers are listed A to Z on \u003ca href=\"\/pages\/shop-by-brand\"\u003eShop by brand\u003c\/a\u003e.\u003c\/p\u003e","products":[{"product_id":"seachem-cichlid-trace-supplement-for-cichlids-250-ml-trace-elements","title":"Seachem Cichlid Trace Supplement for Cichlids, 250 mL Trace Elements","description":"\u003cp\u003eSeachem Cichlid Trace is a trace product for cichlids, supplied in a 250 mL (8.5 fl oz) size.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eMade for cichlids — a cichlid-focused trace product.\u003c\/li\u003e\n\u003cli\u003e250 mL (8.5 fl oz) size — identifies the quantity in this product.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eSeachem Cichlid Trace is for shoppers looking for a trace product identified for cichlids. Its name makes the intended audience clear, while the stated volume helps distinguish this size.\u003c\/p\u003e\u003ch3\u003eWhat is Seachem Cichlid Trace for?\u003c\/h3\u003e\u003cp\u003eSeachem Cichlid Trace is identified as a trace product for cichlids. The product name communicates its cichlid focus.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eBrand: Seachem\u003c\/li\u003e\n\u003cli\u003eProduct: Cichlid Trace\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eHow much Seachem Cichlid Trace is included?\u003c\/h3\u003e\u003cp\u003eSeachem Cichlid Trace comes in a 250 mL (8.5 fl oz) size.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eVolume: 250 mL\u003c\/li\u003e\n\u003cli\u003eAlternate volume label: 8.5 fl oz\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eSeachem Cichlid Trace suits shoppers seeking a cichlid-focused trace product in the stated 250 mL size. It is identified for cichlids and supplied in a clearly stated volume.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Who is Seachem Cichlid Trace for?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Seachem Cichlid Trace is identified as a trace product for cichlids.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What size is Seachem Cichlid Trace?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Seachem Cichlid Trace is supplied in a 250 mL (8.5 fl oz) size.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Seachem","offers":[{"title":"Default Title","offer_id":67854032765319,"sku":"B0002APINC","price":28.9,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1108\/7619\/7255\/files\/seachem-cichlid-trace-front-view.jpg?v=1793452189"},{"product_id":"seachem-phosnet-aquarium-phosphate-remover-50-g-gfo-for-freshwater-saltwater","title":"Seachem PhosNet Aquarium Phosphate Remover, 50 g GFO for Freshwater \u0026 Saltwater","description":"\u003cp\u003e\u003cstrong\u003eSeachem PhosNet is 50 g of synthetic granular ferric oxide (GFO) for removing phosphate and silicate from freshwater and saltwater aquariums.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSynthetic granular ferric oxide — provides GFO media for aquarium water treatment.\u003c\/li\u003e\n\u003cli\u003eHigh porosity, surface area and binding capacity — gives the media strong binding capability.\u003c\/li\u003e\n\u003cli\u003eRapid phosphate and silicate removal — helps lower both substances in aquarium water.\u003c\/li\u003e\n\u003cli\u003eFor freshwater and saltwater — suited to either aquarium type.\u003c\/li\u003e\n\u003cli\u003eLess dust than most competing GFO products — makes the media easier to handle.\u003c\/li\u003e\n\u003cli\u003e50 g quantity — supplies a defined amount of PhosNet media.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003ePhosNet is made for aquarists managing phosphate and silicate in aquarium water. Its purpose is focused on these two substances, with use specified for both freshwater and saltwater environments. The granular ferric oxide media binds phosphate and silicate rather than simply offering general aquarium care.\u003c\/p\u003e\n\u003ch3\u003eWhat does Seachem PhosNet remove from aquarium water?\u003c\/h3\u003e\n\u003cp\u003eSeachem PhosNet rapidly removes phosphate and silicate by binding them to its granular ferric oxide media. Its high binding capacity and stronger binding than most competing products allow it to reduce these substances to very low levels. Once bound, phosphate and silicate are not released back into the aquarium.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eTargets phosphate and silicate.\u003c\/li\u003e\n\u003cli\u003eDesigned to reduce both to very low levels.\u003c\/li\u003e\n\u003cli\u003eDoes not release the bound substances back into aquarium water.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhat is Seachem PhosNet made of?\u003c\/h3\u003e\n\u003cp\u003eSeachem PhosNet is synthetic granular ferric oxide, or GFO, with high porosity and a high surface area. These are defining properties of the media, alongside its high capacity for binding phosphate and silicate. Its lower dust level compared with most competing GFO products also makes it easier to use.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eGranular form of synthetic ferric oxide.\u003c\/li\u003e\n\u003cli\u003eHigh porosity and high surface area.\u003c\/li\u003e\n\u003cli\u003eLess dust than most competing GFO media.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCan Seachem PhosNet be used in freshwater and saltwater aquariums?\u003c\/h3\u003e\n\u003cp\u003eYes. Seachem PhosNet is intended for both freshwater and saltwater aquariums, so its stated use covers marine as well as freshwater setups. The product is supplied as a 50 g quantity of granular media for phosphate and silicate removal.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFreshwater aquarium use.\u003c\/li\u003e\n\u003cli\u003eSaltwater and marine aquarium use.\u003c\/li\u003e\n\u003cli\u003e50 g of PhosNet media.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSeachem PhosNet suits aquarists who want a GFO media specifically for managing phosphate and silicate in either freshwater or saltwater aquariums. Its synthetic granular ferric oxide combines strong binding capacity with less dust than most competing GFO products. It is a targeted phosphate and silicate remover for both aquarium types.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can Seachem PhosNet be used in both freshwater and saltwater aquariums?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. Seachem PhosNet synthetic GFO is intended for freshwater and saltwater aquariums.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What does Seachem PhosNet remove?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Seachem PhosNet synthetic GFO rapidly binds and removes phosphate and silicate from aquarium water.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Seachem","offers":[{"title":"Default Title","offer_id":67854086472071,"sku":"B00UUC2DD0","price":29.17,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1108\/7619\/7255\/files\/seachem-phosnet-gfo-front-view.jpg?v=1793452337"},{"product_id":"seachem-seagel-aquarium-filter-media-250-ml-dual-action-carbon-and-phosphate-removal","title":"Seachem SeaGel Aquarium Filter Media, 250 mL, Dual-Action Carbon and Phosphate Removal","description":"\u003cp\u003eSeachem SeaGel is a 50\/50 blend of MatrixCarbon and PhosGuard aquarium media, made to remove a range of unwanted water impurities in a 250 mL (15 cu.in.) size.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eEqual parts MatrixCarbon and PhosGuard — combines two media in one blend.\u003c\/li\u003e\n\u003cli\u003eMatrixCarbon removes organic and color impurities — supports clearer-looking aquarium water.\u003c\/li\u003e\n\u003cli\u003ePhosGuard removes phosphate, silicate, toxic metals, and acids — targets several types of unwanted substances.\u003c\/li\u003e\n\u003cli\u003eBead-shaped components — allow water flow and penetration through the media.\u003c\/li\u003e\n\u003cli\u003eDesigned for reef and marine aquariums; also suitable for freshwater that is not phosphate buffered.\u003c\/li\u003e\n\u003cli\u003eOne combined media instead of two separate bags — a more convenient way to use both components.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eAquarium water can contain different kinds of impurities, so SeaGel brings together media with complementary roles. It is intended for aquarists who want both carbon-based removal of organic and color impurities and a phosphate-removing component in a single blended product. Its stated aquarium uses include reef and marine setups, as well as freshwater aquariums that are not phosphate buffered.\u003c\/p\u003e\n\u003ch3\u003eWhat does Seachem SeaGel remove?\u003c\/h3\u003e\n\u003cp\u003eMatrixCarbon is the component for organic and color impurities, while PhosGuard is the component for phosphate, silicate, toxic metals, and acids. Together, the two media address a broader range of unwanted substances than either component’s role alone.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eOrganic impurities and color are addressed by MatrixCarbon.\u003c\/li\u003e\n\u003cli\u003ePhosphate, silicate, toxic metals, and acids are addressed by PhosGuard.\u003c\/li\u003e\n\u003cli\u003eThe components enhance each other when used as the combined media.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhich aquariums is SeaGel made for?\u003c\/h3\u003e\n\u003cp\u003eSeachem SeaGel is ideal for reef and marine use, and it may also be used in freshwater aquariums that are not phosphate buffered. This distinction helps freshwater keepers determine whether the product’s stated use fits their water setup.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eIntended for reef aquariums.\u003c\/li\u003e\n\u003cli\u003eIntended for marine aquariums.\u003c\/li\u003e\n\u003cli\u003eFreshwater use is suitable when the water is not phosphate buffered.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHow is the combined media different from using separate products?\u003c\/h3\u003e\n\u003cp\u003eSeaGel brings MatrixCarbon and PhosGuard together in one product rather than requiring two separate bags of media. Both components are bead shaped, a form selected for water-flow characteristics and penetration through the media.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eThe blend contains equal portions of the two media.\u003c\/li\u003e\n\u003cli\u003eThe bead shape supports water flow and penetration.\u003c\/li\u003e\n\u003cli\u003eThe combined format simplifies using both media together.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSeaGel is suited to reef and marine aquarists seeking combined removal of multiple impurities, and to freshwater aquarists whose water is not phosphate buffered. Its defining fit is a bead-shaped, two-media blend that brings the stated functions of MatrixCarbon and PhosGuard together.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What does Seachem SeaGel remove?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Seachem SeaGel combines MatrixCarbon for organic and color impurities with PhosGuard for phosphate, silicate, toxic metals, and acids.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can Seachem SeaGel be used in freshwater aquariums?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Seachem SeaGel may be used in freshwater aquariums that are not phosphate buffered; it is also ideal for reef and marine use.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Seachem","offers":[{"title":"Default Title","offer_id":67854209155463,"sku":"B0002A5VFW","price":29.89,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1108\/7619\/7255\/files\/seachem-seagel-product-front.jpg?v=1793452795"},{"product_id":"seachem-nourish-freshwater-fish-supplement-250-ml-vitamin-amino-acid-formula","title":"Seachem Nourish Freshwater Fish Supplement, 250 mL Vitamin \u0026 Amino Acid Formula","description":"\u003cp\u003e\u003cstrong\u003eSeachem Nourish is a vitamin, amino acid, and trace element supplement for freshwater ornamental fish, supplied in a 250 mL (8.5 fl oz) size.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eComprehensive vitamin, amino acid, and trace element supplement — addresses nutritional requirements associated with long-term closed-system housing.\u003c\/li\u003e\n\u003cli\u003ePotassium iodide provides iodine — an essential nutrient for producing the thyroid hormones thyroxine and triiodothyronine.\u003c\/li\u003e\n\u003cli\u003eFormulated with spiraling and chlorella — both provide a range of amino acids and vitamins.\u003c\/li\u003e\n\u003cli\u003eDesigned specifically for freshwater ornamental fish — suitable for the nutritional needs of fish kept in closed systems.\u003c\/li\u003e\n\u003cli\u003eCan also be used on marine ornamental fish — offers an option for marine fish while remaining specifically designed for freshwater use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eLong-term housing in a closed system creates nutritional requirements that Seachem Nourish is made to address. This supplement is intended for freshwater ornamental fish and brings vitamins, amino acids, trace elements, and iodine into one formula. Its role is nutritional support, with particular relevance to iodine and thyroid hormone biosynthesis.\u003c\/p\u003e\n\u003ch3\u003eWhat nutritional purpose does Seachem Nourish serve?\u003c\/h3\u003e\n\u003cp\u003eSeachem Nourish is developed to address nutritional requirements commonly associated with keeping freshwater ornamental fish in closed systems over the long term. Iodine is essential to the biosynthesis of thyroxine and triiodothyronine, two thyroid hormones. The formula is also intended to help prevent diseases associated with thyroid deficiency; it is a nutritional supplement, not a promise of a particular health outcome.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eProvides a combination of vitamins, amino acids, and trace elements.\u003c\/li\u003e\n\u003cli\u003eIncludes iodide for freshwater fish.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhat is in the Seachem Nourish formula?\u003c\/h3\u003e\n\u003cp\u003eSeachem Nourish contains potassium iodide in a base of spiraling and chlorella. These ingredients supply the formula’s iodine alongside plant-based sources of amino acids and vitamins. The combination is designed to cover several nutritional components in a single fish supplement, rather than focusing only on vitamins or only on trace elements.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePotassium iodide is the stated iodine source.\u003c\/li\u003e\n\u003cli\u003eSpiraling and chlorella each contain an assortment of amino acids and vitamins.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCan Seachem Nourish be used for marine fish?\u003c\/h3\u003e\n\u003cp\u003eSeachem Nourish can be used on marine ornamental fish, but it is specifically designed for freshwater fish. Choose it with that freshwater focus in mind if you keep ornamental fish in a marine system. The product is presented as a supplement for fish nutrition, and the available details do not provide a feeding or dosing schedule.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eIntended primarily for freshwater ornamental fish.\u003c\/li\u003e\n\u003cli\u003eAlso usable on marine ornamental fish.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSeachem Nourish suits aquarists looking for a combined vitamin, amino acid, and trace element supplement for freshwater ornamental fish, especially in long-term closed-system housing. Its formula includes iodide and sources of amino acids and vitamins, with a stated option for marine ornamental fish as well.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is Seachem Nourish suitable for marine ornamental fish?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Seachem Nourish can be used on marine ornamental fish, although the formula is specifically designed for freshwater fish.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What does Seachem Nourish contain?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Seachem Nourish contains vitamins, amino acids, trace elements, and potassium iodide in a base of spiraling and chlorella.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Seachem","offers":[{"title":"Default Title","offer_id":67854209253767,"sku":"B0018CK2SY","price":30.21,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1108\/7619\/7255\/files\/seachem-nourish-supplement-front-view.jpg?v=1793452793"},{"product_id":"seachem-hypersorb-aquarium-adsorbent-100-ml-bag-regenerable-filter-media","title":"Seachem HyperSorb Aquarium Adsorbent, 100 mL Bag – Regenerable Filter Media","description":"\u003cp\u003eSeachem HyperSorb 100 mL Bagged is a synthetic aquarium adsorbent designed to remove organic waste and pollutants, with a progressive color change that signals when the media is becoming exhausted.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHigh-capacity organic waste removal — helps remove organic matter, toxic vapors, and other pollutants from aquarium water.\u003c\/li\u003e\n\u003cli\u003eFor marine, brackish, and freshwater — suits freshwater conditions from acidic to alkaline.\u003c\/li\u003e\n\u003cli\u003eFreshwater ionic management — helps stabilize ionic balance and control ammonia, nitrite, and nitrate.\u003c\/li\u003e\n\u003cli\u003eNo impact on pH and minimal impact on trace elements — offers a carbon alternative with these stated water-chemistry characteristics.\u003c\/li\u003e\n\u003cli\u003eProgressive color change and repeatable regeneration — makes exhaustion visible and allows the media to be regenerated with ordinary household bleach.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eAquarium water can contain organic waste and other unwanted pollutants across a range of water types. HyperSorb is made for aquarists seeking an adsorbent for marine, brackish, or freshwater systems, including freshwater at either acidic or alkaline conditions. Its changing color also provides a visual indication that the media is becoming exhausted, rather than relying on a fixed replacement interval.\u003c\/p\u003e\n\u003ch3\u003eWhat does Seachem HyperSorb remove?\u003c\/h3\u003e\n\u003cp\u003eSeachem HyperSorb adsorbs organic waste, toxic vapors, and other pollutants from water. Its high organic-removal capacity is the core purpose of the media, making it a synthetic adsorbent for aquarium filtration. In freshwater, it also helps manage ionic balance and control ammonia, nitrite, and nitrate. These are support functions for water management, not a promise of a particular reading or outcome.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eTargets organic waste and a range of other pollutants.\u003c\/li\u003e\n\u003cli\u003eFreshwater use includes support for ionic balance and control of ammonia, nitrite, and nitrate.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhich aquarium water types can use HyperSorb?\u003c\/h3\u003e\n\u003cp\u003eSeachem HyperSorb is suitable for marine, brackish, and freshwater aquariums. Its freshwater range includes water from acidic through alkaline conditions, so its intended use is not limited to one freshwater pH range. For freshwater, the media’s ionic-management role accompanies its pollutant-removal function.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSuitable for marine and brackish water as well as freshwater.\u003c\/li\u003e\n\u003cli\u003eFreshwater use spans acidic to alkaline conditions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHow does HyperSorb differ from carbon, and can it be reused?\u003c\/h3\u003e\n\u003cp\u003eSeachem HyperSorb is positioned as an economical synthetic substitute for carbon, with no impact on pH and minimal impact on trace elements. As it becomes exhausted, its color changes progressively. The media can then be regenerated using ordinary household bleach; regeneration is near 100% effective and can be repeated.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eThe color shift indicates progressive exhaustion.\u003c\/li\u003e\n\u003cli\u003eRegeneration is repeatable and near 100% effective.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSeachem HyperSorb suits aquarium keepers who want a bagged 100 mL synthetic adsorbent for marine, brackish, or freshwater water and value a visible exhaustion cue. Its intended role is pollutant adsorption and, in freshwater, additional ionic management—not a guarantee of specific water-test results.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What types of aquarium water can Seachem HyperSorb be used in?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Seachem HyperSorb is suitable for marine, brackish, and freshwater aquariums, including freshwater conditions from acidic to alkaline.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can Seachem HyperSorb be regenerated?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. Seachem HyperSorb can be regenerated with ordinary household bleach; regeneration is near 100% effective and can be repeated.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Seachem","offers":[{"title":"Default Title","offer_id":67855115616647,"sku":"B0002A5VJ8","price":29.49,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1108\/7619\/7255\/files\/seachem-hypersorb-bagged-product-front.jpg?v=1793455473"},{"product_id":"seachem-matrix-aquarium-biomedia-500-ml-porous-biological-filter-media","title":"Seachem Matrix Aquarium Biomedia, 500 mL – Porous Biological Filter Media","description":"\u003cp\u003e\u003cstrong\u003eSeachem Matrix is porous inorganic aquarium biomedia designed to help remove nitrogenous waste, with particles about 10 mm (0.39 in) in diameter in a 500 mL (17 oz) size.\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eMore than about 700 m² of surface per liter, comparable to 170 liters of plastic ball media — provides extensive area for beneficial bacteria.\u003c\/li\u003e\n\u003cli\u003eExternal and internal macroporous surfaces — supports both nitrifying and denitrifying bacteria.\u003c\/li\u003e\n\u003cli\u003eWorks with all wet and wet-dry filters — fits a range of aquarium filtration setups.\u003c\/li\u003e\n\u003cli\u003eInert and resistant to breakdown — does not need routine replacement.\u003c\/li\u003e\n\u003cli\u003eMade in the USA with quality materials and field-tested — developed for aquarium use.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eMatrix is made for aquariums where biological filtration helps manage nitrogenous waste. Its porous structure gives beneficial bacteria places to grow, including inside the media, so it supports filtration beyond the external surface area offered by plastic bio-media.\u003c\/p\u003e\u003ch3\u003eWhat can Seachem Matrix help remove?\u003c\/h3\u003e\u003cp\u003eSeachem Matrix supports bacteria that process ammonia and nitrite and also helps remove nitrate in the same filter. Its macropores are sized to support both nitrifying and denitrifying bacteria, enabling these processes within one biomedia.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSupports nitrifying and denitrifying bacteria.\u003c\/li\u003e\n\u003cli\u003eProvides internal as well as external macroporous surface area.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eHow does Matrix compare with plastic ball media?\u003c\/h3\u003e\u003cp\u003eOne liter of Seachem Matrix provides more than about 700 m² of surface area, comparable to 170 liters of plastic balls. The product’s feature claim also describes over 170 square feet (15.8 m²) of surface as equivalent to over 10 gallons (37.9 L) of typical plastic ball media. Plastic bio-media provides external surface area, while Matrix has external and internal macroporous surface area.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ePorous inorganic solid, about 10 mm in diameter.\u003c\/li\u003e\n\u003cli\u003eInternal pores provide additional bacterial habitat.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWhich filters can use Seachem Matrix, and can it be rinsed?\u003c\/h3\u003e\u003cp\u003eSeachem Matrix is compatible with all types of wet and wet-dry filters, and it may be rinsed when needed without damaging the filter. Most of its bacteria are located internally, which supports rinsing while preserving the biological filter.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSuitable for wet and wet-dry filtration.\u003c\/li\u003e\n\u003cli\u003eInert material that will not break down and does not need replacement.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWhat size is included?\u003c\/h3\u003e\u003cp\u003eThis Seachem Matrix product is supplied in a 500 mL (17 oz) size. Its compact porous pieces are about 10 mm in diameter, providing a large bacterial surface area per liter.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ePackage size: 500 mL (17 oz).\u003c\/li\u003e\n\u003cli\u003eMade in the USA and field-tested.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eSeachem Matrix suits aquarium keepers seeking long-lasting biological media for wet or wet-dry filtration and support for processing ammonia, nitrite, and nitrate. Its internal and external porous surfaces provide bacterial habitat in an inert medium that does not need replacement.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What does Seachem Matrix biomedia help remove?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Seachem Matrix supports nitrifying and denitrifying bacteria that process ammonia and nitrite and help remove nitrate in the same filter.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Which filters are compatible with Seachem Matrix biomedia?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Seachem Matrix is compatible with all types of wet and wet-dry filters. It may be rinsed when needed without damaging the filter.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Seachem","offers":[{"title":"Default Title","offer_id":67855411315079,"sku":"B004PBD4J4","price":28.9,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1108\/7619\/7255\/files\/seachem-matrix-biomedia-main-view.jpg?v=1793456400"},{"product_id":"seachem-reef-zooplankton-250-ml-easy-to-use-reef-aquarium-product","title":"Seachem Reef Zooplankton 250 mL, Easy-to-Use Reef Aquarium Product","description":"\u003cp\u003e\u003cstrong\u003eSeachem Reef Zooplankton is a reef-focused zooplankton product for reef aquarium routines, supplied in a 250 mL (8.5 fl. oz.) size and made in the United States.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e250 mL (8.5 fl. oz.) size — provides a clearly stated quantity for choosing a product.\u003c\/li\u003e\n\u003cli\u003eReef Zooplankton product — made for reef aquarium routines.\u003c\/li\u003e\n\u003cli\u003eEasy to use — supports straightforward handling as part of routine use.\u003c\/li\u003e\n\u003cli\u003eManufactured in the United States — gives a clear point of origin.\u003c\/li\u003e\n\u003cli\u003eValue-focused product feature — adds value within the Seachem range.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor shoppers choosing a zooplankton product for a reef aquarium, the essentials are the product identity, the amount supplied and the practical fit with an existing routine. Seachem Reef Zooplankton keeps those basics clear: it is a reef zooplankton product, presented in a defined size, with ease of use identified as one of its features. This makes it easier to compare the product by its stated type and quantity when planning reef aquarium supplies.\u003c\/p\u003e\n\u003ch3\u003eWhat is Seachem Reef Zooplankton for?\u003c\/h3\u003e\n\u003cp\u003eSeachem Reef Zooplankton is a zooplankton product intended for reef aquarium use. Its name identifies the product category and its reef focus, making it relevant to shoppers looking for zooplankton as part of a reef aquarium routine. The product is presented as easy to use, so it is suited to aquarium keepers who value simple handling in their regular care tasks. The product information does not give a specific dosing method, feeding schedule or species list, so this page does not assign one.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eProduct category: zooplankton.\u003c\/li\u003e\n\u003cli\u003eIntended setting: reef aquarium routines.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHow much Seachem Reef Zooplankton is supplied?\u003c\/h3\u003e\n\u003cp\u003eEach listed size is 250 mL (8.5 fl. oz.). Use the stated volume to judge whether the quantity fits your aquarium-care routine and the amount you intend to keep on hand. The size is provided as a volume, not a weight, which makes it a direct reference when comparing product quantities.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eVolume: 250 mL.\u003c\/li\u003e\n\u003cli\u003eEquivalent volume: 8.5 fl. oz.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhat should I know about its origin and handling?\u003c\/h3\u003e\n\u003cp\u003eSeachem Reef Zooplankton is manufactured in the United States, and ease of use is one of its stated features. These details help shoppers assess origin and day-to-day practicality without relying on broad quality language. The product is also identified as offering value; that is a product feature rather than a promise of a particular result or savings amount.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eManufacturing origin: United States.\u003c\/li\u003e\n\u003cli\u003eHandling feature: easy to use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis product suits reef aquarium keepers seeking a zooplankton product with a clearly identified volume and a straightforward role in their routine. It is a reef-focused choice rather than a general aquarium product by name. Seachem Reef Zooplankton brings together a defined product category, a stated volume and United States manufacture.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What size is Seachem Reef Zooplankton?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Seachem Reef Zooplankton is supplied in a 250 mL (8.5 fl. oz.) size.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Where is Seachem Reef Zooplankton manufactured?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Seachem Reef Zooplankton is manufactured in the United States.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Seachem","offers":[{"title":"Default Title","offer_id":67855501853063,"sku":"B004YLJ2I2","price":30.97,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1108\/7619\/7255\/files\/seachem-reef-zooplankton-front-view.jpg?v=1793456623"},{"product_id":"seachem-reef-aquarium-trace-element-supplement-500-ml-nitrate-and-phosphate-free","title":"Seachem Reef Aquarium Trace Element Supplement, 500 ml, Nitrate- and Phosphate-Free","description":"\u003cp\u003eSeachem Reef Trace Elements is a 500 ml supplement for reef aquariums, made to replenish a broad range of trace elements that support reef health and growth.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eBroad range of trace elements — supports the needs of marine life in reef systems.\u003c\/li\u003e\n\u003cli\u003e500 ml bottle — provides a dedicated supply for aquarium maintenance.\u003c\/li\u003e\n\u003cli\u003eFor regular replenishment — helps restore elements that become depleted in an aquarium.\u003c\/li\u003e\n\u003cli\u003eUse alone or with Reef Plus — suits either approach, with best results when both are used.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eMarine aquariums contain a varied mix of chemical elements, and adding trace elements can affect saltwater plants and invertebrates in different ways. Reef Trace is intended for reef keepers maintaining an environment for marine life, including photosynthetic animals.\u003c\/p\u003e\u003ch3\u003eWhat role do trace elements play in a reef aquarium?\u003c\/h3\u003e\u003cp\u003eTrace elements are important for metabolic processes and pigment formation in marine organisms. Reef Trace supplies elements demonstrated to be necessary for proper reef health and growth.\u003c\/p\u003e\u003cul\u003e\u003cli\u003eIron has been shown to benefit coloration and growth in corals, anemones, and other photosynthetic animals.\u003c\/li\u003e\u003c\/ul\u003e\u003ch3\u003eWhy does a reef aquarium need regular trace-element replenishment?\u003c\/h3\u003e\u003cp\u003eTrace elements are depleted over time, so regular replenishment helps maintain their supply in the aquarium. Oxidation and precipitation occur more rapidly with trace elements than with other micronutrients.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eUtilization by aquarium life is another route through which trace elements are depleted.\u003c\/li\u003e\n\u003cli\u003eOxidation and precipitation also contribute to their loss from the aquarium.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCan Seachem Reef Trace be used without Reef Plus?\u003c\/h3\u003e\u003cp\u003eYes. Reef Trace can be used on its own or in conjunction with Reef Plus; using both products gives the best results.\u003c\/p\u003e\u003cul\u003e\u003cli\u003eReef Trace is nitrate- and phosphate-free.\u003c\/li\u003e\u003c\/ul\u003e\u003cp\u003eSeachem Reef Trace is suited to marine aquarium keepers who want to replenish trace elements in a reef system housing corals, anemones, saltwater plants, invertebrates, or other photosynthetic animals. Its purpose is to support reef health and growth through trace-element replenishment.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can Seachem Reef Trace be used on its own?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. Seachem Reef Trace can be used alone or alongside Reef Plus; best results are obtained when both products are used.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What does Seachem Reef Trace supply?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Seachem Reef Trace supplies a broad range of trace elements demonstrated to be necessary for proper reef health and growth.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Seachem","offers":[{"title":"Default Title","offer_id":67855541174663,"sku":"B001F0GXSC","price":28.83,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1108\/7619\/7255\/files\/seachem-reef-trace-bottle-front.jpg?v=1793456903"},{"product_id":"seachem-gold-trace-goldfish-trace-element-supplement-500-ml-for-aquarium-care","title":"Seachem Gold Trace Goldfish Trace-Element Supplement, 500 mL for Aquarium Care","description":"\u003cp\u003e\u003cstrong\u003eSeachem Gold Trace is a trace-element supplement for goldfish, supplied in a 500 mL (16.9 fl oz) bottle to replenish elements demonstrated to be necessary for fish health and growth.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBroad range of trace elements for goldfish — supplies elements demonstrated to be necessary for fish health and growth.\u003c\/li\u003e\n\u003cli\u003eContains only elements demonstrated to be required by fish — keeps the formula focused on fish needs.\u003c\/li\u003e\n\u003cli\u003e250 mL treats 50 US gallons for up to 4 months — provides a stated treatment amount and duration.\u003c\/li\u003e\n\u003cli\u003eIncludes calcium, magnesium, iodine, potassium and other trace elements — provides a range of elements in one supplement.\u003c\/li\u003e\n\u003cli\u003e500 mL bottle — contains twice the stated 250 mL treatment amount.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFish obtain nutrients from both their food and their environment, so aquarium water is part of their nutrient source. Gold Trace is made for goldfish care when trace elements need regular replenishment. It addresses the fact that these elements are depleted through utilization, oxidation and precipitation over time.\u003c\/p\u003e\n\u003ch3\u003eWhat does Seachem Gold Trace provide for goldfish?\u003c\/h3\u003e\n\u003cp\u003eSeachem Gold Trace supplies a broad range of trace elements demonstrated to be necessary for proper fish health and growth. Its formula contains only elements demonstrated to be required by fish, rather than adding elements without that demonstrated need. The product is intended for goldfish and provides trace elements as part of aquarium care.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDesigned to replenish trace elements depleted from the aquarium environment.\u003c\/li\u003e\n\u003cli\u003eSupports the fish’s environmental nutrient source alongside nutrients obtained from food.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhy replenish trace elements regularly?\u003c\/h3\u003e\n\u003cp\u003eTrace elements are depleted through utilization, oxidation and precipitation, which is why Gold Trace is intended for regular replenishment. Fish take in nutrients from their surroundings as well as from food, making the aquarium environment relevant to their nutrient intake. The product supplies the elements identified as required by fish.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMade for use in goldfish aquariums.\u003c\/li\u003e\n\u003cli\u003eReplenishes a range of trace elements rather than a single element.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHow much does the stated treatment amount cover?\u003c\/h3\u003e\n\u003cp\u003eThe stated amount is 250 mL (8.45 fl oz) for 50 US gallons, for up to 4 months. The bottle contains 500 mL, and the product’s guaranteed analysis gives the element amounts per 1 g.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCalcium: 2.40% minimum; 2.64% maximum.\u003c\/li\u003e\n\u003cli\u003eMagnesium: 0.792% minimum; iodine: 0.1% minimum; potassium: 0.1% minimum.\u003c\/li\u003e\n\u003cli\u003eCopper: 0.032 mg minimum; fluorine: 0.001 mg maximum.\u003c\/li\u003e\n\u003cli\u003eIron: 0.007 mg minimum; manganese: 0.002 mg minimum.\u003c\/li\u003e\n\u003cli\u003eSelenium: 0.000006 mg minimum; zinc: 0.007 mg minimum.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSeachem Gold Trace suits goldfish keepers seeking a measured source of trace elements for routine aquarium care. Its stated 250 mL treatment amount, broad trace-element range and fish-focused formula make it a fit for replenishing elements depleted from the aquarium environment.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How much Seachem Gold Trace treats 50 US gallons?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Seachem Gold Trace uses a stated treatment amount of 250 mL for 50 US gallons, for up to 4 months.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What is Seachem Gold Trace for?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Seachem Gold Trace supplies goldfish with a broad range of trace elements demonstrated to be necessary for proper fish health and growth.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Seachem","offers":[{"title":"Default Title","offer_id":67855558050183,"sku":"B002DX1F2O","price":29.89,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1108\/7619\/7255\/files\/seachem-gold-trace-bottle-front.jpg?v=1793457059"},{"product_id":"seachem-alkaline-regulator-for-freshwater-aquariums-250-g-ph-7-1-7-6","title":"Seachem Alkaline Regulator for Freshwater Aquariums, 250 g, pH 7.1–7.6","description":"\u003cp\u003e\u003cstrong\u003eSeachem Alkaline Regulator is a freshwater aquarium pH regulator for creating alkaline conditions, adjusting pH to 7.1–7.6 in a 250 g (8.8 oz) package.\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eAdjusts pH to 7.1–7.6 — supports an alkaline aquarium environment.\u003c\/li\u003e\n\u003cli\u003e250 g (8.8 oz) package — provides a measured amount of regulator for aquarium use.\u003c\/li\u003e\n\u003cli\u003ePhosphate buffers and conditioning agents — the ingredients used to condition the water.\u003c\/li\u003e\n\u003cli\u003eMade for freshwater fish acclimated to alkaline pH — suited to aquariums housing those fish.\u003c\/li\u003e\n\u003cli\u003eCan be used with Neutral Regulator — helps target a pH.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eSeachem Alkaline Regulator is for aquarium keepers working to establish water conditions for alkaline-acclimated freshwater species. It is intended for fish such as rainbowfish and other species that are acclimated to alkaline pH. The product’s defined pH range gives keepers a clear target when setting up or maintaining an aquarium environment for these fish.\u003c\/p\u003e\u003ch3\u003eWhat pH range does Seachem Alkaline Regulator target?\u003c\/h3\u003e\u003cp\u003eIt adjusts aquarium pH to the alkaline range of 7.1–7.6. This makes it relevant when the intended environment is alkaline rather than neutral. Seachem identifies phosphate buffers and conditioning agents as the components used in the formula; the product is designed to condition freshwater for the stated pH range.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eTarget range: 7.1–7.6.\u003c\/li\u003e\n\u003cli\u003eFormula includes phosphate buffers and conditioning agents.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWhich fish is Seachem Alkaline Regulator made for?\u003c\/h3\u003e\u003cp\u003eIt is made for freshwater fish acclimated to alkaline pH. Seachem names rainbowfish among the examples, along with other alkaline-acclimated species. This intended fit makes the regulator relevant for aquarists establishing an environment for fish with alkaline water requirements.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eIntended for freshwater aquariums.\u003c\/li\u003e\n\u003cli\u003eExample species include rainbowfish.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCan Seachem Alkaline Regulator be part of a wider freshwater setup?\u003c\/h3\u003e\u003cp\u003eYes. It can be used with Neutral Regulator to target a pH. For further freshwater environment enhancement, Seachem also recommends Fresh Trace to restore the proper level of trace elements and Nutrient Tropical Flakes as food for freshwater community fish. These products serve separate roles: pH regulation, trace-element restoration, and feeding.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eNeutral Regulator is the suggested companion for targeting pH.\u003c\/li\u003e\n\u003cli\u003eFresh Trace and Nutrient Tropical Flakes are suggested for further freshwater care.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eSeachem Alkaline Regulator suits freshwater aquarists seeking to establish alkaline conditions for fish acclimated to that pH, including rainbowfish. Its purpose is specifically pH adjustment within the alkaline range, making it a fit for those keeping alkaline-acclimated freshwater species rather than aquariums requiring a different pH environment.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What pH range does Seachem Alkaline Regulator adjust to?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Seachem Alkaline Regulator adjusts freshwater aquarium pH to the alkaline range of 7.1–7.6.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Which fish is Seachem Alkaline Regulator intended for?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Seachem Alkaline Regulator is intended for freshwater fish acclimated to alkaline pH, including rainbowfish.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Seachem","offers":[{"title":"Default Title","offer_id":67855633908103,"sku":"B0006JLVQC","price":29.17,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1108\/7619\/7255\/files\/seachem-alkaline-regulator-front-product.jpg?v=1793457400"},{"product_id":"seachem-de-nitrate-biological-filter-media-500-ml-for-multi-compound-filtration","title":"Seachem De*Nitrate Biological Filter Media, 500 mL for Multi-Compound Filtration","description":"\u003cp\u003eSeachem De*Nitrate is high-porosity biological media designed to remove nitrates, nitrites, ammonia, and organics, with pore sizing suited to anaerobic bacteria.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eTargets nitrates, nitrites, ammonia, and organics — addresses four types of unwanted compounds.\u003c\/li\u003e\n\u003cli\u003eHigh-porosity biological media — provides a porous structure for biological filtration.\u003c\/li\u003e\n\u003cli\u003ePore size suited to anaerobic bacteria — makes the media relevant for filtration involving these bacteria.\u003c\/li\u003e\n\u003cli\u003eNo hydrogen sulfide production danger associated with sulfur-based media — distinguishes its stated safety profile from that media type.\u003c\/li\u003e\n\u003cli\u003e500 mL (30 cu.in.) — gives you the product volume for choosing a quantity.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSeachem De*Nitrate is made for filtration needs where several unwanted compounds are targets, rather than nitrates alone. Its defining feature is the combination of high porosity and pore sizing suited to anaerobic bacteria. This makes the media a biological filtration option for shoppers comparing how different media work and what they are designed to address.\u003c\/p\u003e\n\u003ch3\u003eWhat does Seachem De*Nitrate remove?\u003c\/h3\u003e\n\u003cp\u003eSeachem De*Nitrate is intended to remove nitrates, nitrites, ammonia, and organics. These four targets make it relevant when your filtration goals include more than one type of unwanted compound. Its purpose is specific: it is biological media, not a general-purpose description of every filtration method.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFour stated removal targets: nitrates, nitrites, ammonia, and organics.\u003c\/li\u003e\n\u003cli\u003eBiological media format for a filtration setup using biological media.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHow does its pore structure suit anaerobic bacteria?\u003c\/h3\u003e\n\u003cp\u003eSeachem De*Nitrate has high porosity, and its pore size is suited to anaerobic bacteria. Those structural characteristics are the product’s stated basis for its use as biological media. The information provided does not give a dosage, placement method, or setup procedure, so this description focuses on its material function rather than adding directions.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHigh porosity is a defining feature of the media.\u003c\/li\u003e\n\u003cli\u003ePore sizing is specifically suited to anaerobic bacteria.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHow does Seachem De*Nitrate differ from sulfur-based media?\u003c\/h3\u003e\n\u003cp\u003eSeachem De*Nitrate has no danger of hydrogen sulfide production of the kind associated with sulfur-based media. This makes the stated distinction about hydrogen sulfide risk a useful point to consider when comparing media types. Its other defining details are its biological-media purpose and pore structure, rather than a sulfur-based approach.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eThe product’s stated distinction concerns hydrogen sulfide production risk.\u003c\/li\u003e\n\u003cli\u003ePackaged volume: 500 mL (30 cu.in.).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSeachem De*Nitrate suits shoppers looking for biological media with several stated removal targets and pore sizing intended for anaerobic bacteria. Its 500 mL (30 cu.in.) volume and stated distinction from sulfur-based media help define what this product offers.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What does Seachem De*Nitrate remove?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Seachem De*Nitrate is designed to remove nitrates, nitrites, ammonia, and organics as biological media.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How does Seachem De*Nitrate differ from sulfur-based media?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Seachem De*Nitrate has no danger of hydrogen sulfide production of the kind associated with sulfur-based media.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Seachem","offers":[{"title":"Default Title","offer_id":67855952150919,"sku":"B0006JLY0U","price":28.9,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1108\/7619\/7255\/files\/seachem-denitrate-package-front.jpg?v=1793458899"},{"product_id":"seachem-de-nitrate-aquarium-filter-media-100-ml-bag-for-nitrate-control","title":"Seachem De*nitrate Aquarium Filter Media, 100 mL Bag for Nitrate Control","description":"\u003cp\u003e\u003cstrong\u003eSeachem De*nitrate is porous aquarium filter media designed to remove and control nitrate through anaerobic denitrification, with a 100 mL bagged quantity for marine or freshwater aquaria.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHigh-porosity media for anaerobic denitrification — supports nitrate removal and control.\u003c\/li\u003e\n\u003cli\u003eFor marine and freshwater aquaria — made for either type of aquarium.\u003c\/li\u003e\n\u003cli\u003ePorous inorganic pieces about 4 mm (0.16 in) in diameter — gives a clear media-size reference.\u003c\/li\u003e\n\u003cli\u003eNo special denitrifying filter or culture feedings required — works without those additional requirements.\u003c\/li\u003e\n\u003cli\u003eAlso helps control nitrite and ammonia and supports biological filtration — useful beyond nitrate management.\u003c\/li\u003e\n\u003cli\u003e100 mL bagged quantity; one liter treats up to 100 gallons (378.5 L) — provides a stated treatment reference.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSeachem De*nitrate is made for aquarists managing nitrate as part of aquarium filtration, whether the setup contains marine or freshwater. Its role is biological: the porous media supports anaerobic denitrification, while also serving as support for the biological filter. It can be considered when nitrate control is the goal and additional help with nitrite or ammonia is useful. The stated treatment rate gives a reference for evaluating the amount of media needed.\u003c\/p\u003e\n\u003ch3\u003eHow does Seachem De*nitrate support aquarium filtration?\u003c\/h3\u003e\n\u003cp\u003eSeachem De*nitrate removes and controls nitrate through anaerobic denitrification. Its high-porosity structure also makes it an effective support for the biological filter, and its surface-area characteristics are similar to Seachem Matrix. The media can also help control nitrite and ammonia, so its filtration role extends beyond nitrate alone.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDesigned for denitrification rather than requiring a dedicated denitrifying filter.\u003c\/li\u003e\n\u003cli\u003eCan be used as biological filter media as well as for nitrate control.\u003c\/li\u003e\n\u003cli\u003eEconomical to use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhat size is the media, and what treatment reference is given?\u003c\/h3\u003e\n\u003cp\u003eSeachem De*nitrate consists of porous inorganic pieces about 4 mm (0.16 in) in diameter, and the bag contains 100 mL (3.38 US fl oz) of media. The stated rate is up to 100 gallons (378.5 L) treated per liter of media. This gives an aquarium-volume reference without changing the stated rate into a different package-size claim.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMedia form: porous inorganic solid.\u003c\/li\u003e\n\u003cli\u003ePackage format: bagged, 100 mL.\u003c\/li\u003e\n\u003cli\u003eTreatment reference: up to 100 gallons per liter.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eIs Seachem De*nitrate suitable for marine and freshwater aquariums?\u003c\/h3\u003e\n\u003cp\u003eYes. Seachem De*nitrate is intended for use in both marine and freshwater aquaria. It does not require a special denitrifying filter or special culture feedings, so those are not prerequisites for using this media. Choose it for an aquarium where nitrate management and biological filtration support are relevant.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSuitable for marine aquaria.\u003c\/li\u003e\n\u003cli\u003eSuitable for freshwater aquaria.\u003c\/li\u003e\n\u003cli\u003eNo special culture feedings required.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSeachem De*nitrate suits aquarists looking for porous media that supports nitrate control and biological filtration in either marine or freshwater tanks, with additional help controlling nitrite and ammonia. Its 4 mm inorganic pieces, bagged 100 mL format, and stated treatment reference make its form and intended role straightforward to assess.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can Seachem De*nitrate be used in marine and freshwater aquariums?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. Seachem De*nitrate is designed for use in both marine and freshwater aquaria.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does Seachem De*nitrate need a special filter or culture feedings?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No. Seachem De*nitrate does not require a special denitrifying filter or special culture feedings.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Seachem","offers":[{"title":"Default Title","offer_id":67855999598983,"sku":"B004HSULT6","price":29.07,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1108\/7619\/7255\/files\/seachem-denitrate-bag-front.jpg?v=1793459094"},{"product_id":"seachem-safe-aquarium-water-conditioner-250-g-dry-concentrate-for-freshwater-and-saltwater","title":"Seachem Safe Aquarium Water Conditioner, 250 g Dry Concentrate for Freshwater and Saltwater","description":"\u003cp\u003e\u003cstrong\u003eSeachem Safe is a concentrated dry water conditioner for freshwater and saltwater aquariums, supplied in a 250 g (8.8 oz) size for treating aquarium water.\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eFor fresh and salt water — one conditioner suits either aquarium type.\u003c\/li\u003e\n\u003cli\u003eRemoves chlorine, chloramine and ammonia — treats these compounds in aquarium water.\u003c\/li\u003e\n\u003cli\u003eConverts ammonia into a non-toxic form — the aquarium biofilter can then remove it.\u003c\/li\u003e\n\u003cli\u003eDetoxifies nitrite and nitrate — supports more efficient removal by the biofilter.\u003c\/li\u003e\n\u003cli\u003eNon-acidic and will not affect pH — useful when treating water without changing its pH.\u003c\/li\u003e\n\u003cli\u003eWill not overactivate skimmers — suitable for use in aquariums with skimmers.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eSeachem Safe is made for preparing water at aquarium start-up and for routine water additions or replacements. Its dry, concentrated format provides a conditioner for both freshwater and saltwater setups, while addressing chlorine, chloramine and nitrogen compounds that can be present in aquarium water. The formula also suits use during tank cycling, when ammonia and nitrite toxicity may need to be alleviated.\u003c\/p\u003e\u003ch3\u003eWhat does Seachem Safe treat in aquarium water?\u003c\/h3\u003e\u003cp\u003eSeachem Safe removes chlorine, chloramine and ammonia, and it detoxifies nitrite and nitrate. When ammonia is converted to a safe, non-toxic form, the tank’s biofilter can readily remove it; detoxifying nitrite and nitrate allows the biofilter to remove them more efficiently. This makes Safe relevant for water conditioning as well as for managing these compounds during tank cycling.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eAddresses chlorine and chloramine as well as ammonia.\u003c\/li\u003e\n\u003cli\u003eChanges ammonia into a form the biofilter can remove.\u003c\/li\u003e\n\u003cli\u003eDetoxifies nitrite and nitrate to support biofilter removal.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCan I use Seachem Safe in fresh and salt water?\u003c\/h3\u003e\u003cp\u003eYes. Seachem Safe is formulated as a complete conditioner for both freshwater and saltwater aquariums. It is non-acidic and does not impact pH, and it will not overactivate skimmers, making those characteristics relevant when selecting a conditioner for an aquarium system.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eUse it for either freshwater or saltwater.\u003c\/li\u003e\n\u003cli\u003eIts non-acidic formula does not affect pH.\u003c\/li\u003e\n\u003cli\u003eIt will not overactivate skimmers.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWhen should I use Seachem Safe?\u003c\/h3\u003e\u003cp\u003eUse Seachem Safe at aquarium start-up and whenever adding or replacing water. It may also be used during tank cycling to alleviate ammonia and nitrite toxicity. Safe is the dry version of Prime; it shares Prime’s advantages and is even more concentrated.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSuitable for start-up water preparation.\u003c\/li\u003e\n\u003cli\u003eUse when aquarium water is added or replaced.\u003c\/li\u003e\n\u003cli\u003eMay be used during tank cycling.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eSeachem Safe suits aquarium keepers who need a dry conditioner for freshwater or saltwater and want to address chlorine, chloramine and nitrogen compounds in water. It is also suited to start-up, water changes and tank cycling. Its dry formula treats these aquarium-water needs while remaining non-acidic and not affecting pH.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can Seachem Safe be used in both freshwater and saltwater aquariums?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. Seachem Safe is a complete dry conditioner for both freshwater and saltwater aquariums.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: When should I use Seachem Safe?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Use Seachem Safe at aquarium start-up and whenever adding or replacing water; it may also be used during tank cycling.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Seachem","offers":[{"title":"Default Title","offer_id":67856903799175,"sku":"B0002A5WOC","price":30.83,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1108\/7619\/7255\/files\/seachem-safe-aquarium-conditioner-front.jpg?v=1793462024"},{"product_id":"seachem-flourish-phosphorus-planted-aquarium-supplement-500-ml-4500-mg-l","title":"Seachem Flourish Phosphorus Planted Aquarium Supplement, 500 mL, 4500 mg\/L","description":"\u003cp\u003eSeachem Flourish Phosphorus is a phosphorus supplement for planted aquariums, supplied as a 4500 mg\/L potassium phosphate solution in a 500 mL (17 fl oz) bottle.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMade for planted aquariums — provides a dedicated phosphorus supplement.\u003c\/li\u003e\n\u003cli\u003e4500 mg\/L potassium phosphate solution — gives the supplement a defined concentration.\u003c\/li\u003e\n\u003cli\u003eDesigned to take the guesswork out of phosphate dosing — supports more straightforward phosphate supplementation.\u003c\/li\u003e\n\u003cli\u003e500 mL (17 fl oz) bottle — provides the stated product quantity.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eWhen you are choosing an aquarium supplement, it helps to know whether the product is intended for general aquarium care or for a particular nutrient. Flourish Phosphorus is specifically a phosphorus supplement for planted aquariums. Its stated purpose makes it relevant to aquarium keepers looking to add phosphate as part of their planted-aquarium care, rather than seeking a product with a different stated role.\u003c\/p\u003e\n\u003ch3\u003eWhat is Seachem Flourish Phosphorus for?\u003c\/h3\u003e\n\u003cp\u003eSeachem Flourish Phosphorus is made to supplement phosphorus in a planted aquarium. The product provides phosphate in a potassium phosphate solution, identifying both its intended supplement role and its solution type. This makes it a focused option for aquarium keepers whose care routine calls for phosphorus supplementation.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eProduct type: phosphorus supplement.\u003c\/li\u003e\n\u003cli\u003eIntended setting: planted aquarium.\u003c\/li\u003e\n\u003cli\u003ePhosphate source: potassium phosphate.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhat is the concentration and bottle size?\u003c\/h3\u003e\n\u003cp\u003eSeachem Flourish Phosphorus contains a 4500 mg\/L solution of potassium phosphate and comes in a 500 mL (17 fl oz) bottle. The concentration and volume are useful details when comparing a phosphorus supplement with the needs of your aquarium care routine. The stated quantity is the liquid volume in the container.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSolution concentration: 4500 mg\/L.\u003c\/li\u003e\n\u003cli\u003eContainer volume: 500 mL (17 fl oz).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eDoes Seachem Flourish Phosphorus make phosphate dosing more straightforward?\u003c\/h3\u003e\n\u003cp\u003eYes. Seachem Flourish Phosphorus is designed to take the guesswork out of phosphate dosing. Its defined potassium phosphate concentration gives the supplement a stated strength, while its dedicated phosphorus-supplement purpose makes clear what role it serves in planted-aquarium care. The product details here do not provide a dosing schedule, so use it as the phosphorus supplement identified for your aquarium rather than assuming a particular dose.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDesigned specifically for phosphate dosing.\u003c\/li\u003e\n\u003cli\u003eUses a potassium phosphate solution at a stated concentration.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSeachem Flourish Phosphorus suits aquarium keepers looking for a dedicated phosphorus supplement for a planted aquarium and who value having the solution concentration and bottle volume clearly identified. It is intended for phosphorus supplementation, not as a general-purpose aquarium product. Its defined solution strength and stated role make it a clear fit for planted-aquarium phosphate care.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What is Seachem Flourish Phosphorus used for?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Seachem Flourish Phosphorus is a phosphorus supplement made for planted aquariums.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What concentration and volume does Seachem Flourish Phosphorus have?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Seachem Flourish Phosphorus is a 4500 mg\/L potassium phosphate solution in a 500 mL (17 fl oz) bottle.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Seachem","offers":[{"title":"Default Title","offer_id":67857299079559,"sku":"B0002APIJQ","price":31.18,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1108\/7619\/7255\/files\/seachem-flourish-phosphorus-bottle-front.jpg?v=1793463439"},{"product_id":"seachem-aquarium-water-clarifier-250-ml-for-marine-freshwater-tanks","title":"Seachem Aquarium Water Clarifier, 250 ml, for Marine \u0026 Freshwater Tanks","description":"\u003cp\u003e\u003cstrong\u003eSeachem Clarity is an aquarium water clarifier for marine and freshwater aquariums, made to clear all types of clouding in a 250 ml (8.45 fl oz) bottle.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFor marine and freshwater aquariums — one clarifier is suitable for either water type.\u003c\/li\u003e\n\u003cli\u003eClears all types of clouding — made for aquarium water that appears cloudy.\u003c\/li\u003e\n\u003cli\u003eReef safe — suitable for reef aquarium settings.\u003c\/li\u003e\n\u003cli\u003ePlant safe — suitable for planted aquarium settings.\u003c\/li\u003e\n\u003cli\u003e250 ml (8.45 fl oz) bottle — a clearly defined product size.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eCloudy aquarium water can make it harder to enjoy a clear view of the aquarium. Seachem Clarity is intended for that specific concern, whether the aquarium is marine or freshwater. Its stated clarifying purpose covers all types of clouding, while its reef- and plant-safe claims make it relevant to aquariums with those features. The product is a water clarifier; these details define what it is for and which aquarium settings it is designed to suit.\u003c\/p\u003e\n\u003ch3\u003eWhat aquarium water is Seachem Clarity for?\u003c\/h3\u003e\n\u003cp\u003eSeachem Clarity is made for both marine and freshwater aquarium water. This gives aquarium owners a clarifier option across those two water environments, with the same stated purpose: addressing clouding. Choose it based on the aquarium’s water type and the cloudiness you want to address.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMarine aquarium use\u003c\/li\u003e\n\u003cli\u003eFreshwater aquarium use\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhat kinds of clouding does Seachem Clarity address?\u003c\/h3\u003e\n\u003cp\u003eSeachem Clarity is designed to clear all types of clouding. That broad stated purpose makes it relevant when aquarium water looks cloudy, without limiting the product to a named type of clouding. The product information gives no narrower clouding category, so its defining use is the general clarification of cloudy aquarium water.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFor aquarium water clouding\u003c\/li\u003e\n\u003cli\u003eClarifying purpose across clouding types\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eIs Seachem Clarity suitable for reef and planted aquariums?\u003c\/h3\u003e\n\u003cp\u003eSeachem Clarity is described as reef safe and plant safe, making those two aquarium features part of its intended suitability. These claims may help shoppers whose aquarium includes a reef environment or plants assess whether the product fits their setup. Its use remains focused on clearing clouding in aquarium water.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eReef-safe claim\u003c\/li\u003e\n\u003cli\u003ePlant-safe claim\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHow much Seachem Clarity is in the bottle?\u003c\/h3\u003e\n\u003cp\u003eEach Seachem Clarity bottle contains 250 ml (8.45 fl oz). The stated quantity identifies the product size for shoppers comparing the bottle volume they want to keep on hand. The product is presented as a water clarifier, rather than as a multi-purpose aquarium treatment.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eOne stated bottle volume: 250 ml\u003c\/li\u003e\n\u003cli\u003eEquivalent label volume: 8.45 fl oz\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSeachem Clarity is suited to aquarium owners seeking a clarifier for marine or freshwater water, including reef and planted aquarium settings. Its defining fit is clouding clarification, in a 250 ml (8.45 fl oz) bottle.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What aquariums can use Seachem Clarity?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Seachem Clarity water clarifier is made for marine and freshwater aquariums and is described as reef safe and plant safe.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What is Seachem Clarity used for?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Seachem Clarity is an aquarium water clarifier designed to clear all types of clouding.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Seachem","offers":[{"title":"Default Title","offer_id":67858147836295,"sku":"B000256DUY","price":28.48,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1108\/7619\/7255\/files\/seachem-clarity-bottle-front.jpg?v=1793466367"},{"product_id":"seachem-neutral-regulator-freshwater-aquarium-water-conditioner-500-ml-ph-7-0","title":"Seachem Neutral Regulator Freshwater Aquarium Water Conditioner, 500 mL, pH 7.0","description":"\u003cp\u003e\u003cstrong\u003eSeachem Neutral Regulator is a freshwater aquarium water conditioner that brings pH to and maintains it at 7.0, while softening water and treating chlorine, chloramine, and ammonia.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMoves pH from either a lower or higher reading to neutral pH 7.0 — helps establish a neutral freshwater environment.\u003c\/li\u003e\n\u003cli\u003eMaintains pH at 7.0 — supports a steady target after adjustment.\u003c\/li\u003e\n\u003cli\u003ePrecipitates calcium and magnesium — softens aquarium water.\u003c\/li\u003e\n\u003cli\u003eRemoves chlorine and chloramine, and detoxifies ammonia — conditions water as part of aquarium preparation.\u003c\/li\u003e\n\u003cli\u003e500 mL bottle — provides Neutral Regulator for freshwater aquarium use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eManaging aquarium water can involve more than adjusting pH: chlorine, chloramine, ammonia, and water hardness also matter. Neutral Regulator brings these functions together for freshwater aquarium care. Its neutral pH target suits aquarists seeking pH 7.0, whether the starting pH is above or below that level.\u003c\/p\u003e\n\u003ch3\u003eHow does Seachem Neutral Regulator affect aquarium water?\u003c\/h3\u003e\n\u003cp\u003eIt adjusts water to pH 7.0 from either a lower or higher pH and maintains that neutral level. It also softens water by precipitating calcium and magnesium, and treats chlorine, chloramine, and ammonia. These actions make it a combined pH-adjusting and conditioning option for freshwater aquariums.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eNeutral pH target: 7.0.\u003c\/li\u003e\n\u003cli\u003eWater-softening mechanism: precipitation of calcium and magnesium.\u003c\/li\u003e\n\u003cli\u003eAmmonia action: detoxification.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eDoes Neutral Regulator require another water conditioner?\u003c\/h3\u003e\n\u003cp\u003eNo; using Neutral Regulator makes other conditioning unnecessary. This allows one product to handle its stated pH adjustment and water-conditioning functions, rather than adding a separate conditioner for those tasks.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDesigned for freshwater aquarium environments.\u003c\/li\u003e\n\u003cli\u003eCombines pH adjustment with water softening and treatment of chlorine, chloramine, and ammonia.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHow can I adjust freshwater aquarium pH below or above neutral?\u003c\/h3\u003e\n\u003cp\u003eFor a target below pH 7.0, use Neutral Regulator with Acid Regulator or Discus Buffer; for a target above pH 7.0, pair it with Alkaline Regulator. These combinations let aquarists work toward a pH outside Neutral Regulator’s neutral target.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBelow 7.0: Acid Regulator or Discus Buffer.\u003c\/li\u003e\n\u003cli\u003eAbove 7.0: Alkaline Regulator.\u003c\/li\u003e\n\u003cli\u003eThe listed regulator products enhance and stabilize the freshwater aquarium environment.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor further freshwater environment care, Fresh Trace restores proper trace-element levels, and NutriDiet Tropical Flakes provide food for freshwater community fish. Seachem Neutral Regulator is suited to freshwater aquarists who want to condition water while targeting a neutral pH; its pH target is 7.0, with other Seachem regulators used when aiming below or above neutral.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What pH does Seachem Neutral Regulator target?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Seachem Neutral Regulator adjusts freshwater aquarium water to pH 7.0 from a lower or higher pH and maintains it at that neutral level.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Which products pair with Seachem Neutral Regulator to target a different pH?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: For below pH 7.0, pair Seachem Neutral Regulator with Acid Regulator or Discus Buffer. For above pH 7.0, pair it with Alkaline Regulator.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Seachem","offers":[{"title":"Default Title","offer_id":67858972017031,"sku":"B0002DGMVG","price":29.54,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1108\/7619\/7255\/files\/seachem-neutral-regulator-front-bottle.jpg?v=1793468552"},{"product_id":"seachem-flourish-trace-aquarium-plant-supplement-500-ml-for-regular-trace-element-replenishment","title":"Seachem Flourish Trace Aquarium Plant Supplement, 500 ml for Regular Trace Element Replenishment","description":"\u003cp\u003e\u003cstrong\u003eSeachem Flourish Trace Elements is a 500 ml trace-element supplement for planted aquariums, made to replenish trace elements used by aquatic plants.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSupplies trace elements for planted aquariums — supports the trace-element needs of aquatic plants.\u003c\/li\u003e\n\u003cli\u003eDesigned for more frequent dosing than a broad-spectrum supplement — helps replenish trace elements without concern about buildup of more slowly used components.\u003c\/li\u003e\n\u003cli\u003eTrace elements are depleted through plant use, oxidation and precipitation — regular replenishment addresses these ongoing losses.\u003c\/li\u003e\n\u003cli\u003eCan be used alongside Flourish and\/or Flourish Tabs when plant growth is substantial — adds trace-element support as plants use these elements more rapidly.\u003c\/li\u003e\n\u003cli\u003eSafe for invertebrates such as shrimp — suitable for planted aquariums with shrimp.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eA planted aquarium can use up trace elements as plants grow, while oxidation and precipitation also reduce their availability. Seachem Flourish Trace is made for keeping those elements in the aquarium through regular replenishment. It is a focused option for aquarists whose plants are growing substantially and who want to supplement trace elements alongside a broader plant nutrient product.\u003c\/p\u003e\n\u003ch3\u003eWhat does Seachem Flourish Trace support in a planted aquarium?\u003c\/h3\u003e\n\u003cp\u003eIt replenishes trace elements that are necessary for proper plant health and growth. Plant use, oxidation and precipitation all contribute to depletion; oxidation and precipitation occur more rapidly than the depletion of other micronutrients. This makes regular restoration important for maintaining trace-element availability as an aquarium’s plants grow.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMade specifically as a trace-element supplement for planted aquariums.\u003c\/li\u003e\n\u003cli\u003eAddresses depletion from both plant utilization and processes occurring in the aquarium.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhen should I use Flourish Trace with Flourish or Flourish Tabs?\u003c\/h3\u003e\n\u003cp\u003eUse it alongside Flourish and\/or Flourish Tabs when plant growth is substantial and trace elements are being used more rapidly than other components in Flourish. Seachem recommends starting with Flourish and\/or Flourish Tabs, which provide a broad range of micronutrients, including vitamins and amino acids, as well as micro and trace elements such as iron, manganese, nickel and cobalt. Flourish Trace provides additional trace-element replenishment for this higher-growth situation.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFlourish and Flourish Tabs are the suggested starting point for broad nutrient support.\u003c\/li\u003e\n\u003cli\u003eFlourish Trace can be added when trace-element use outpaces other Flourish components.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCan I use Seachem Flourish Trace in an aquarium with shrimp?\u003c\/h3\u003e\n\u003cp\u003eYes. Seachem Flourish Trace is safe for invertebrates such as shrimp, so it can be used in planted aquariums that include these animals. Its role is to supply trace elements, and its dosing flexibility distinguishes it from a broad-spectrum supplement: it allows more frequent dosing without concern about accumulating components that are used more slowly.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSuitable for aquariums containing shrimp and other invertebrates.\u003c\/li\u003e\n\u003cli\u003eFocused trace-element supplementation, rather than a broad-spectrum formula.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSeachem Flourish Trace suits planted-aquarium keepers seeking regular trace-element replenishment, especially where plant growth is substantial or shrimp are part of the aquarium. Its 500 ml format supplies a dedicated trace-element supplement that can complement Flourish and\/or Flourish Tabs.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What is Seachem Flourish Trace Elements used for?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Seachem Flourish Trace Elements replenishes trace elements in planted aquariums to support proper aquatic plant health and growth.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is Seachem Flourish Trace Elements safe for shrimp?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. Seachem Flourish Trace Elements is safe for invertebrates such as shrimp.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Seachem","offers":[{"title":"Default Title","offer_id":67860399882631,"sku":"B001EUL3F6","price":34.2,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1108\/7619\/7255\/files\/seachem-flourish-trace-bottle-front.jpg?v=1793471189"},{"product_id":"seachem-amguard-aquarium-ammonia-detoxifier-500-ml-fast-acting-water-treatment","title":"Seachem AmGuard Aquarium Ammonia Detoxifier, 500 mL, Fast-Acting Water Treatment","description":"\u003cp\u003e\u003cstrong\u003eSeachem AmGuard is a liquid aquarium treatment designed to detoxify toxic free ammonia and remove chlorine and chloramines in a 500 mL (17 fl oz) bottle.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eChanges free ammonia into a non-toxic form that the tank biofilter can remove.\u003c\/li\u003e\n\u003cli\u003eWorks within minutes and remains effective for nearly 72 hours—at least twice as long as competing products.\u003c\/li\u003e\n\u003cli\u003eSuitable for tank cycling and emergency use, and does not alter pH.\u003c\/li\u003e\n\u003cli\u003eAlso removes chlorine and chloramines from aquarium water.\u003c\/li\u003e\n\u003cli\u003eIt is the strongest liquid ammonia binder on the market, the most concentrated product on the market, and more effective than other ammonia-binding products.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eAmmonia can become a concern during aquarium cycling or when a rapid response is needed. Seachem AmGuard is made for these situations, with an action focused on the toxic form of ammonia and a treatment period that lasts beyond the initial application.\u003c\/p\u003e\n\u003ch3\u003eWhich form of ammonia does Seachem AmGuard detoxify?\u003c\/h3\u003e\n\u003cp\u003eSeachem AmGuard acts on free ammonia, the toxic form, and converts it into a non-toxic form that can be removed by the tank’s biofilter. Ammonia is present in free and ionized forms; only free ammonia is toxic. This targeted action is the basis of the treatment.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eThe converted ammonia is available for removal by the aquarium biofilter.\u003c\/li\u003e\n\u003cli\u003eFree and total ammonia are different readings, so the test method matters.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhen can I use Seachem AmGuard, and how long does it work?\u003c\/h3\u003e\n\u003cp\u003eUse Seachem AmGuard during tank cycling or for an emergency ammonia situation. It begins working within minutes, remains effective for nearly 72 hours, and does not alter the aquarium’s pH. That extended activity gives the biofilter time to remove the converted ammonia.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eIts use is suitable during tank cycling.\u003c\/li\u003e\n\u003cli\u003eIts stated uses also include emergency treatment.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCan I use a standard ammonia test kit with Seachem AmGuard?\u003c\/h3\u003e\n\u003cp\u003eTraditional ammonia test kits can give a false positive after Seachem AmGuard is used. These kits raise pH to 12–14, converting all ammonia into free ammonia; AmGuard cannot function at that pH. Use Seachem Ammonia Alert or MultiTest Free \u0026amp; Total Ammonia to monitor free ammonia directly.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFor long-term ammonia control, Seachem recommends Stability and Matrix.\u003c\/li\u003e\n\u003cli\u003eAmmonia Alert and MultiTest Free \u0026amp; Total Ammonia directly monitor free ammonia.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSeachem AmGuard suits aquarium keepers who need to address free ammonia during cycling or an emergency, while also treating chlorine and chloramines. It is intended for short-term ammonia management; Seachem Stability and Matrix are the stated options for long-term control.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What does Seachem AmGuard treat?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Seachem AmGuard is a liquid aquarium treatment that detoxifies toxic free ammonia and removes chlorine and chloramines.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use regular ammonia test kits with Seachem AmGuard?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Traditional ammonia kits can give false positives because they raise pH to 12–14, where Seachem AmGuard cannot function. Use Seachem Ammonia Alert or MultiTest Free \u0026amp; Total Ammonia to monitor free ammonia.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Seachem","offers":[{"title":"Default Title","offer_id":67860585120135,"sku":"B0006JLXGU","price":33.14,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1108\/7619\/7255\/files\/seachem-amguard-bottle-front.jpg?v=1793471370"},{"product_id":"seachem-reef-buffer-for-reef-aquariums-500-g-ph-and-alkalinity-support","title":"Seachem Reef Buffer for Reef Aquariums, 500 g, pH and Alkalinity Support","description":"\u003cp\u003e\u003cstrong\u003eSeachem Reef Buffer is a buffer for closed reef aquariums, designed to raise pH to 8.3 while also increasing carbonate alkalinity.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRaises pH to 8.3 — supports the target pH for reef aquariums.\u003c\/li\u003e\n\u003cli\u003eRaises pH and carbonate alkalinity together — addresses both measurements with one buffer.\u003c\/li\u003e\n\u003cli\u003epK of 8.6 — formulated for greater pH stability in reef systems with a higher bioload than fish-only systems.\u003c\/li\u003e\n\u003cli\u003e500 g size — supplies Seachem Reef Buffer in a single container.\u003c\/li\u003e\n\u003cli\u003eDesigned for the closed reef environment — its buffering profile is tailored to reef-system conditions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eReef aquariums have a different buffering challenge from fish-only marine systems: organic acids produced by reef inhabitants can push pH downward more strongly. Seachem Reef Buffer is made for this closed reef environment, where maintaining pH stability is an important part of aquarium care. Its formulation accounts for that reef-specific demand rather than treating a reef system like a fish-only marine setup.\u003c\/p\u003e\n\u003ch3\u003eWhat does Seachem Reef Buffer do in a reef aquarium?\u003c\/h3\u003e\n\u003cp\u003eSeachem Reef Buffer raises pH to 8.3 and raises carbonate alkalinity at the same time. The product is designed to support pH stability in reef systems, where the bioload is significantly greater than in a fish-only system. This makes it suited to reef aquarists looking for a buffer intended for the conditions of a closed reef environment.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eOne buffering product raises both pH and carbonate alkalinity.\u003c\/li\u003e\n\u003cli\u003eIts stated target pH is 8.3.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHow does Reef Buffer’s pK relate to reef pH?\u003c\/h3\u003e\n\u003cp\u003eSeachem Reef Buffer has a pK of 8.6, the pH around which its buffering action is strongest. Reef inhabitants produce organic acids that can drive pH downward more strongly than in a non-reef marine system. A marine buffer with a pK of 8.3 would be expected to result in a pH around 8.0–8.2 under those reef conditions; Reef Buffer’s higher pK is intended to allow greater pH stability.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003epK describes the pH around which a buffering agent works most strongly.\u003c\/li\u003e\n\u003cli\u003eThe formulation is aimed at the greater bioload found in reef systems.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHow is Reef Buffer different from Marine Buffer?\u003c\/h3\u003e\n\u003cp\u003eSeachem Reef Buffer has a slightly higher pK than Marine Buffer, making its buffering profile specific to closed reef systems. The difference reflects the stronger downward pH pressure created by organic acids in reef aquariums compared with non-reef marine systems. Choose Reef Buffer for the reef-environment application it is designed to serve.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eReef Buffer pK: 8.6.\u003c\/li\u003e\n\u003cli\u003eIts pK is slightly higher than Marine Buffer’s.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSeachem Reef Buffer suits reef aquarium keepers who want a buffer designed around reef-system conditions and that raises pH alongside carbonate alkalinity. It is intended for closed reef environments, with a higher pK to address the greater pH pressure associated with reef inhabitants.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What does Seachem Reef Buffer do?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Seachem Reef Buffer raises reef aquarium pH to 8.3 while raising carbonate alkalinity, and is designed for closed reef systems.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How is Seachem Reef Buffer different from Marine Buffer?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Seachem Reef Buffer has a slightly higher pK than Marine Buffer: its pK is 8.6, a buffering profile designed for closed reef environments.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Seachem","offers":[{"title":"Default Title","offer_id":67861145158023,"sku":"B0002DGM8E","price":33.26,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1108\/7619\/7255\/files\/seachem-reef-buffer-front-product.jpg?v=1793472134"},{"product_id":"seachem-hydrotote-collapsible-aquarium-water-jug-2-5-gallon-easy-pour","title":"Seachem Hydrotote Collapsible Aquarium Water Jug, 9.5 L, Easy-Pour","description":"\u003cp\u003e\u003cstrong\u003eSeachem Hydrotote is a collapsible water jug for transporting aquarium water, with a 2.5-gallon (10 L) capacity that folds down when it is not in use.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCollapsible jug design — folds to take up less space between uses.\u003c\/li\u003e\n\u003cli\u003eMade for carrying saltwater, RO water, or DI water — useful for collecting water from a local fish store.\u003c\/li\u003e\n\u003cli\u003eDesigned to withstand a drop of up to 3 meters while full — a defined impact limit for handling a filled jug.\u003c\/li\u003e\n\u003cli\u003eEasy-pour design — helps pour water from the jug.\u003c\/li\u003e\n\u003cli\u003ePackage weight: 5.3 pounds (2.4 kg) — useful to know when planning how to carry it.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eTransporting aquarium water from a local fish store calls for a container that can hold the water on the way home and take up less room afterward. Hydrotote is made for carrying saltwater, reverse osmosis (RO) water, and deionized (DI) water, then folding down when it is empty and out of use. Its purpose is water transport; the jug does not replace the process of preparing or changing aquarium water.\u003c\/p\u003e\n\u003ch3\u003eHow much water does this Hydrotote hold?\u003c\/h3\u003e\n\u003cp\u003eThis Seachem Hydrotote listing is the 2.5-gallon (10 L) size. The Hydrotote range also includes a 20 L (5-gallon) version, which has a faucet spout for easier pouring; that larger capacity is distinct from the size in this listing.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e2.5-gallon size: holds up to 10 L.\u003c\/li\u003e\n\u003cli\u003e20 L version: includes a faucet spout.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhat kinds of water can I carry in it?\u003c\/h3\u003e\n\u003cp\u003eSeachem Hydrotote is intended for transporting saltwater, RO water, and DI water. It suits aquarium keepers collecting these types of water from a local fish store, with an easy-pour design for transferring water from the jug.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSuitable for saltwater transport.\u003c\/li\u003e\n\u003cli\u003eAlso intended for RO and DI water.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHow does the jug store between uses?\u003c\/h3\u003e\n\u003cp\u003eThe Seachem Hydrotote collapses and folds when it is not being used, so it takes up less space than when set up to hold water. This makes the fold-down design relevant for storage after a water-carrying trip.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCollapsible construction.\u003c\/li\u003e\n\u003cli\u003eFolds down when not in use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHow much impact can it withstand while full?\u003c\/h3\u003e\n\u003cp\u003eSeachem Hydrotote is designed to withstand a drop of up to 3 meters while full. This stated limit applies to the filled jug and gives a specific reference for handling it during transport.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDrop resistance applies when the jug is full.\u003c\/li\u003e\n\u003cli\u003eMaximum stated drop height: 3 meters.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eHydrotote is suited to aquarium keepers who collect saltwater, RO water, or DI water and want a jug that folds away after use. Its 2.5-gallon capacity and collapsible form make it a water-transport container rather than an aquarium water-preparation device.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What is the capacity of the Seachem Hydrotote in this listing?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: This Seachem Hydrotote listing is the 2.5-gallon (10 L) size. The separate 20 L version has a faucet spout.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What types of water can the Seachem Hydrotote carry?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: The Seachem Hydrotote is made for transporting saltwater, reverse osmosis (RO) water, and deionized (DI) water.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Seachem","offers":[{"title":"Default Title","offer_id":67861488140679,"sku":"B01EO267X8","price":47.87,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1108\/7619\/7255\/files\/seachem-hydrotote-collapsible-water-jug-front.jpg?v=1793473259"},{"product_id":"seachem-gray-coast-calcite-aquarium-substrate-7-7-lb-made-in-usa","title":"Seachem Gray Coast Calcite Aquarium Substrate, 3.5 kg, Made in USA","description":"\u003cp\u003e\u003cstrong\u003eSeachem Gray Coast Calcite Substrate is an aquatic substrate for setting up an aquarium environment, supplied in a 7.7 lb (3.5 kg) size.\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCalcite substrate in a gray coast color — adds a named substrate option to an aquatic setup.\u003c\/li\u003e\n\u003cli\u003e7.7 lb (3.5 kg) size — gives you the listed amount to plan around for your setup.\u003c\/li\u003e\n\u003cli\u003eMade in the USA — provides a stated point of origin.\u003c\/li\u003e\n\u003cli\u003eField tested — reflects testing in the field for use with pets.\u003c\/li\u003e\n\u003cli\u003eMade for beginner setups through experienced aquarists — suits a range of experience levels.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eChoosing substrate is one part of creating an aquatic environment. Seachem Gray Coast Calcite Substrate is made for that role, with the product name identifying its calcite material and gray coast color. It is an option for aquarium keepers building a setup, whether they are getting started or already have experience caring for aquatic environments. The brand’s broader purpose is to provide products for quality, healthy aquatic environments.\u003c\/p\u003e\u003ch3\u003eWhat is Seachem Gray Coast Calcite Substrate for?\u003c\/h3\u003e\u003cp\u003eSeachem Gray Coast Calcite Substrate is made to serve as substrate in an aquatic setup. Its role is to provide the substrate component of the environment; the information provided does not establish a specific water-chemistry result or other performance outcome, so none is promised here. This makes it useful to consider when selecting the substrate for a planned aquarium setup.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eProduct type: aquatic calcite substrate.\u003c\/li\u003e\n\u003cli\u003eProduct color name: Gray Coast.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eHow much substrate comes in this product?\u003c\/h3\u003e\u003cp\u003eSeachem Gray Coast Calcite Substrate is offered in a 7.7 lb (3.5 kg) size. Use that stated weight when planning how much substrate to obtain for your aquarium; the product details do not give a coverage area or aquarium-size match.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eStated product weight: 7.7 lb (3.5 kg).\u003c\/li\u003e\n\u003cli\u003eThe amount is identified by weight rather than by a coverage measurement.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWho is this substrate made for?\u003c\/h3\u003e\u003cp\u003eSeachem Gray Coast Calcite Substrate is intended for aquatic environments across beginner and experienced setups. It is made with quality materials, manufactured in the USA, and field tested for use with pets. These are the stated product attributes; they do not indicate a particular aquarium type or guarantee a specific result.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eDesigned for use in aquatic environments.\u003c\/li\u003e\n\u003cli\u003eField testing is a stated product feature.\u003c\/li\u003e\n\u003cli\u003eMade in the USA.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThis substrate is suited to aquarium keepers who want a calcite option in a gray color and can use the stated product weight to plan their setup. It fits beginners as well as experienced aquarists looking for substrate for an aquatic environment, with its material, color, origin, and field testing identified plainly.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What is Seachem Gray Coast Calcite Substrate used for?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Seachem Gray Coast Calcite Substrate is an aquatic substrate made for aquarium setups and aquatic environments.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Who is Seachem Gray Coast Calcite Substrate made for?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Seachem Gray Coast Calcite Substrate is made for aquatic setups ranging from beginner arrangements to experienced aquarists’ environments.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Seachem","offers":[{"title":"Default Title","offer_id":67861674459527,"sku":"B00GJX0BSS","price":54.54,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1108\/7619\/7255\/files\/seachem-gray-coast-calcite-substrate-front.jpg?v=1793474099"},{"product_id":"seachem-discus-buffer-500-g-for-low-ph-low-gh-freshwater-aquariums","title":"Seachem Discus Buffer 500 g for Low-pH, Low-GH Freshwater Aquariums","description":"\u003cp\u003eSeachem Discus Buffer is an aquarium buffer for creating low-pH, low-GH water for Discus, supplied in a 500 g (1.1 lb) size.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAdjusts pH to 5.8–6.8 — supports water conditions suited to Discus.\u003c\/li\u003e\n\u003cli\u003eLowers pH and helps keep it lowered — supports a consistent acidic-water setup.\u003c\/li\u003e\n\u003cli\u003ePrecipitates calcium and magnesium — softens aquarium water.\u003c\/li\u003e\n\u003cli\u003eContains phosphate buffers and conditioning agents — works on aquarium water chemistry.\u003c\/li\u003e\n\u003cli\u003eFor freshwater fish acclimated to acidic pH — makes its intended suitability clear.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eDiscus aquariums call for low pH and low general hardness (GH). Seachem Discus Buffer is made to help recreate those conditions, whether you are preparing water for a change or adding water to top off an aquarium. Its stated suitability is specifically for freshwater fish already acclimated to acidic pH, so it fits setups intended for those conditions.\u003c\/p\u003e\n\u003ch3\u003eHow does Seachem Discus Buffer affect pH and water hardness?\u003c\/h3\u003e\n\u003cp\u003eIt lowers pH and keeps it lowered while softening water through the precipitation of calcium and magnesium. These actions address both acidity and general hardness rather than pH alone. The product adjusts pH within its stated range of 5.8–6.8.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eThe low-pH, low-GH approach is intended to help replicate a Discus environment.\u003c\/li\u003e\n\u003cli\u003ePhosphate buffers and conditioning agents are part of the formulation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCan I use Seachem Discus Buffer with RO water or during water changes?\u003c\/h3\u003e\n\u003cp\u003eYes. The ratio chart is designed for reverse osmosis (RO) water, which generally has no buffering capacity. Seachem Discus Buffer can also be combined with Neutral Regulator to reach a desired pH when changing water or adding top-off water.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eUse the RO-water ratio chart as the reference for that water type.\u003c\/li\u003e\n\u003cli\u003eThe Neutral Regulator combination is intended for water changes and top-offs.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhich aquarium setups is Seachem Discus Buffer suited to?\u003c\/h3\u003e\n\u003cp\u003eIt is intended for freshwater aquariums where fish are acclimated to acidic pH, especially Discus setups seeking low pH and low GH. For a Discus care routine, Seachem Discus Trace can be used to restore trace elements, and NutriDiet Discus Flakes are identified as a food option.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDesigned around acidic-water conditions, not a general-purpose buffer for every freshwater setup.\u003c\/li\u003e\n\u003cli\u003eSeachem Discus Trace and NutriDiet Discus Flakes are complementary products, not stated as contents of this 500 g pack.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSeachem Discus Buffer suits aquarists managing acidic, low-hardness freshwater for Discus or other fish acclimated to acidic pH. It combines pH adjustment with water softening through calcium and magnesium precipitation. Its intended fit is a freshwater setup prepared for acidic conditions.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can Seachem Discus Buffer be used with RO water?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. Seachem Discus Buffer has a ratio chart designed for RO water, which generally has no buffering capacity.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Which fish is Seachem Discus Buffer suitable for?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Seachem Discus Buffer is safe for freshwater fish acclimated to acidic pH and is designed to help replicate low-pH, low-GH Discus conditions.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Seachem","offers":[{"title":"Default Title","offer_id":67861720269191,"sku":"B0006JLX8I","price":34.48,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1108\/7619\/7255\/files\/seachem-discus-buffer-package-front.jpg?v=1793474286"},{"product_id":"seachem-discus-trace-elements-500-ml-sodium-free-nutrient-supplement","title":"Seachem Discus Trace Elements, 500 mL Sodium-Free Nutrient Supplement","description":"\u003cp\u003eSeachem Discus Trace is a discus-specific trace-element product designed to restore nutrients, supplied in a 500 mL (17 fl oz) bottle.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eMade specifically for discus — a trace-element product for discus-focused care.\u003c\/li\u003e\n\u003cli\u003eDesigned to restore nutrients — supports nutrient replenishment as part of discus care.\u003c\/li\u003e\n\u003cli\u003eNo sodium — provides a sodium-free option.\u003c\/li\u003e\n\u003cli\u003e500 mL (17 fl oz) bottle — a clearly sized format for aquarium care routines.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eDiscus keepers looking for a trace-element product can use Discus Trace as a discus-focused option for nutrient restoration. Its stated purpose is straightforward: it is made for discus and designed to restore nutrients, without sodium. The product name and size also make it easy to identify the intended fish and bottle volume when choosing aquarium-care supplies.\u003c\/p\u003e\u003ch3\u003eWhat is Seachem Discus Trace made for?\u003c\/h3\u003e\u003cp\u003eSeachem Discus Trace is made for discus care and is designed to restore nutrients. It is a trace-element product, so its purpose is nutrient replenishment rather than serving as a general-purpose item for unrelated needs. The discus-specific focus makes the intended use clear.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eProduct type: trace elements.\u003c\/li\u003e\n\u003cli\u003eIntended focus: discus.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWhat does the no-sodium formula mean?\u003c\/h3\u003e\u003cp\u003eSeachem Discus Trace contains no sodium. This is a useful formulation detail for discus keepers comparing products by their stated composition, alongside the product’s nutrient-restoration purpose.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eFormulation detail: no sodium.\u003c\/li\u003e\n\u003cli\u003eDesigned purpose: nutrient restoration.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eHow much Seachem Discus Trace is in the bottle?\u003c\/h3\u003e\u003cp\u003eEach bottle contains 500 mL (17 fl oz). The stated volume helps identify the product format when choosing a trace-element product for discus care.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eNet volume: 500 mL (17 fl oz).\u003c\/li\u003e\n\u003cli\u003eProduct name: Seachem Discus Trace.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eSeachem Discus Trace suits discus keepers seeking a sodium-free trace-element product with nutrient restoration as its stated purpose. Its discus-specific focus and 500 mL bottle make its intended use and volume clear.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What is Seachem Discus Trace used for?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Seachem Discus Trace is a discus-specific trace-element product designed to restore nutrients.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How much is in a bottle of Seachem Discus Trace?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: A bottle of Seachem Discus Trace contains 500 mL (17 fl oz).\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Seachem","offers":[{"title":"Default Title","offer_id":67861792784775,"sku":"B0006JLXAG","price":32.78,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1108\/7619\/7255\/files\/seachem-discus-trace-front-bottle.jpg?v=1793474609"},{"product_id":"seachem-matrixcarbon-activated-carbon-filter-media-190-ml-for-tidal-75","title":"Seachem MatrixCarbon Activated Carbon Filter Media, 190 mL for Tidal 75","description":"\u003cp\u003eSeachem MatrixCarbon is a 190 mL bagged activated-carbon filter media for Tidal 75 power filters, formed into spherical beads for water flow and chemical and mechanical filtration.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e190 mL bagged media for Tidal 75 power filters — ready to position in the filter.\u003c\/li\u003e\n\u003cli\u003eSpherical activated-carbon beads — designed to promote water flow without packing together.\u003c\/li\u003e\n\u003cli\u003eMacroporous binding sites — provide water contact with the carbon media.\u003c\/li\u003e\n\u003cli\u003eChemical and mechanical filtration — captures objects of molecular size through macro- and micropores.\u003c\/li\u003e\n\u003cli\u003eLow ash content — gives the carbon a minimal impact on pH.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFilter media needs to interact with moving water to provide filtration. MatrixCarbon is made for placement in a Tidal 75 power filter, as well as several other filter types and high-flow filter areas. Its bead shape, pore structure and use instructions help guide where and how to place the media.\u003c\/p\u003e\n\u003ch3\u003eHow does Seachem MatrixCarbon filter water?\u003c\/h3\u003e\n\u003cp\u003eSeachem MatrixCarbon provides both chemical and mechanical filtration. Its macro- and micropores mechanically filter out objects of molecular size, while the activated carbon serves as chemical filter media. The carbon is made from bituminous coal and has a high density of macroporous binding sites.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMacro- and micropores provide the structure used for mechanical filtration.\u003c\/li\u003e\n\u003cli\u003eThe high density of macroporous binding sites supports contact between water and the media.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHow does the bead shape affect water flow?\u003c\/h3\u003e\n\u003cp\u003eThe spherical carbon beads are formed for hydrodynamics and will not pack together. This shape permits maximum water flow through the media while allowing water to contact its binding sites.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eThe bead form is a defining difference from carbon media that packs together.\u003c\/li\u003e\n\u003cli\u003ePosition the media to maximize water flow through it for best results.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHow much MatrixCarbon should I use, and where does it fit?\u003c\/h3\u003e\n\u003cp\u003eUse MatrixCarbon in a filter bag and rinse it before use. A 150 mL portion treats 400 L (100 US gallons) of water for several months. The bagged 190 mL amount is intended for Tidal 75 power filters and can also be used in other filter setups.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCompatible uses include a canister filter, chemical filtration module or box filter.\u003c\/li\u003e\n\u003cli\u003eIt can also be placed in a high-flow area of a trickle filter.\u003c\/li\u003e\n\u003cli\u003eEven in distilled water, MatrixCarbon does not raise pH above 7.0.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSeachem MatrixCarbon suits filter owners looking for bagged activated-carbon media that combines chemical and mechanical filtration and can be placed in several types of filter. Its spherical beads, pore structure and defined rinse-and-placement instructions make it a practical fit for Tidal 75 users and other compatible high-flow filter setups.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can Seachem MatrixCarbon be used in filters other than a Tidal 75?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. Seachem MatrixCarbon can be used in a canister filter, chemical filtration module, box filter, or high-flow area of a trickle filter.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How do I prepare Seachem MatrixCarbon for use?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Rinse Seachem MatrixCarbon before use, then position it to maximize water flow through the media.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Seachem","offers":[{"title":"Default Title","offer_id":67861800649095,"sku":"B01NCW305I","price":33.74,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1108\/7619\/7255\/files\/seachem-matrixcarbon-pouch-front.jpg?v=1793474648"},{"product_id":"seachem-reef-builder-alkalinity-supplement-600-g-for-reef-aquariums","title":"Seachem Reef Builder Alkalinity Supplement, 600 g for Reef Aquariums","description":"\u003cp\u003e\u003cstrong\u003eSeachem Reef Builder is a reef-aquarium carbonate alkalinity supplement that raises KH with minimal impact on pH, in a 600 g (1.3 lbs) package.\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eRaises carbonate alkalinity (KH) — supports the carbonate level needed for coral growth.\u003c\/li\u003e\n\u003cli\u003eHas minimal immediate impact on pH — lets you raise alkalinity without using it to raise pH.\u003c\/li\u003e\n\u003cli\u003eUses a blend of carbonate sources — unlike bicarbonate-only products that can lower pH.\u003c\/li\u003e\n\u003cli\u003eWill not deplete calcium, magnesium, or strontium when used as directed — helps preserve these elements as alkalinity rises.\u003c\/li\u003e\n\u003cli\u003eCan be used with Reef Buffer — choose Reef Buffer when you also want to raise pH.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eReef Builder is made for reef keepers who need to raise carbonate alkalinity while keeping the immediate effect on pH low. Carbonates and calcium are essential to coral growth; when either becomes deficient, coral growth can stop and coral health can decline. Reef Builder focuses on raising KH, while Reef Buffer serves a different role when a pH increase is also wanted.\u003c\/p\u003e\u003ch3\u003eWhat does Seachem Reef Builder do to alkalinity and pH?\u003c\/h3\u003e\u003cp\u003eSeachem Reef Builder raises carbonate alkalinity without immediately affecting pH. With long-term use, pH tends to stabilize at 8.3. Its blend of carbonate sources is formulated not to lower pH in the way competing bicarbonate-only products can.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eMade to raise KH rather than raise pH.\u003c\/li\u003e\n\u003cli\u003eLong-term use has a tendency to stabilize pH at 8.3.\u003c\/li\u003e\n\u003cli\u003eProvides a carbonate-source blend, not a bicarbonate-only formula.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eDoes Seachem Reef Builder affect calcium, magnesium, or strontium?\u003c\/h3\u003e\u003cp\u003eWhen used as directed, Seachem Reef Builder will not deplete calcium, magnesium, or strontium. These elements can tend to precipitate as alkalinity increases, so preserving them is relevant when raising KH in a reef system. Carbonates and calcium both contribute to coral growth, making their availability important to the reef environment.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eDesigned for use while raising carbonate alkalinity.\u003c\/li\u003e\n\u003cli\u003eIts stated use does not deplete calcium, magnesium, or strontium.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCan Seachem Reef Builder be used with Reef Buffer?\u003c\/h3\u003e\u003cp\u003eYes, Seachem Reef Builder and Reef Buffer may be used together. Reef Builder raises carbonate alkalinity without the purpose of raising pH; Reef Buffer raises both carbonate alkalinity and pH. The distinction helps you select each product according to the adjustment you need.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eReef Builder: raises carbonate alkalinity with minimal pH impact.\u003c\/li\u003e\n\u003cli\u003eReef Buffer: raises carbonate alkalinity and pH.\u003c\/li\u003e\n\u003cli\u003eUse Reef Builder as directed; the product is supplied in a 600 g (1.3 lbs) size.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eSeachem Reef Builder suits reef keepers who want to raise carbonate alkalinity while limiting its immediate effect on pH, including those managing carbonate availability for coral growth. It is intended for raising KH rather than raising pH; Reef Buffer is the companion option when both alkalinity and pH need to increase.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does Seachem Reef Builder raise pH?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Seachem Reef Builder raises carbonate alkalinity with minimal immediate impact on pH; with long-term use, pH tends to stabilize at 8.3.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can Seachem Reef Builder be used with Reef Buffer?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. Seachem Reef Builder raises carbonate alkalinity with minimal pH impact, while Reef Buffer raises both carbonate alkalinity and pH.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Seachem","offers":[{"title":"Default Title","offer_id":67861825094023,"sku":"B00025K1ES","price":34.67,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1108\/7619\/7255\/files\/seachem-reef-builder-front-packaging.jpg?v=1793474770"},{"product_id":"seachem-fresh-trace-fish-trace-element-supplement-500-ml-for-health-and-growth","title":"Seachem Fresh Trace Fish Trace Element Supplement, 500 mL for Health and Growth","description":"\u003cp\u003e\u003cstrong\u003eSeachem Fresh Trace is a trace-element supplement for fish, supplying a broad range of elements demonstrated to be necessary for proper fish health and growth in a 500 mL (17 fl oz) package.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eA broad range of trace elements — helps replenish elements demonstrated to be necessary for fish health and growth.\u003c\/li\u003e\n\u003cli\u003eOnly elements demonstrated to be required by fish — keeps the formula focused on fish nutrient needs.\u003c\/li\u003e\n\u003cli\u003eAccounts for nutrients from food and the environment — reflects how fish obtain nutrients.\u003c\/li\u003e\n\u003cli\u003eMade for regular trace-element restoration — addresses depletion through utilization, oxidation and precipitation.\u003c\/li\u003e\n\u003cli\u003e500 mL (17 fl oz) package, made in the United States — provides the product quantity and country of origin.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFish obtain nutrients not only from what they eat but also from their environment. Trace elements can diminish as they are used, oxidized or precipitated, so maintaining their supply is an important part of supporting fish health and growth. Seachem Fresh Trace is designed to restore trace elements, with a formula limited to elements demonstrated to be required by fish.\u003c\/p\u003e\n\u003ch3\u003eWhat is Seachem Fresh Trace designed to do?\u003c\/h3\u003e\n\u003cp\u003eSeachem Fresh Trace supplies trace elements demonstrated to be necessary for proper fish health and growth. It is intended for regular restoration as these elements are depleted through utilization, oxidation and precipitation.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDesigned for fish nutrient support through trace-element replenishment.\u003c\/li\u003e\n\u003cli\u003eAddresses three stated causes of trace-element depletion: utilization, oxidation and precipitation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhy does the formula focus on elements required by fish?\u003c\/h3\u003e\n\u003cp\u003eSeachem Fresh Trace contains only elements demonstrated to be required by fish. The product’s stated scientific basis is \u003cem\u003eNutrient Requirements of Fish\u003c\/em\u003e, National Academy of Sciences, 1993, pages 16–21.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFish obtain nutrients from both food and their environment.\u003c\/li\u003e\n\u003cli\u003eThe cited reference is the National Academy of Sciences publication \u003cem\u003eNutrient Requirements of Fish\u003c\/em\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHow much Seachem Fresh Trace comes in the package?\u003c\/h3\u003e\n\u003cp\u003eSeachem Fresh Trace comes in a 500 mL (17 fl oz) package. The package is made in the United States and measures 8 inches (20.32 cm) high, 10.5 inches (26.67 cm) long and 7.5 inches (19.05 cm) wide.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePackage height: 8 inches (20.32 cm).\u003c\/li\u003e\n\u003cli\u003ePackage length: 10.5 inches (26.67 cm); width: 7.5 inches (19.05 cm).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSeachem Fresh Trace is suited to fish keepers looking to restore trace elements as part of fish nutrient support. Its focus is replenishment of elements demonstrated to be required by fish, rather than an unspecified range of nutrients. The 500 mL (17 fl oz) package provides a defined quantity of this fish-focused trace-element supplement.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What is Seachem Fresh Trace used for?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Seachem Fresh Trace supplies trace elements demonstrated to be necessary for proper fish health and growth, helping restore elements depleted through utilization, oxidation and precipitation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How much Seachem Fresh Trace is in the package?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Seachem Fresh Trace comes in a 500 mL (17 fl oz) package.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Seachem","offers":[{"title":"Default Title","offer_id":67861845672327,"sku":"B000256958","price":33.36,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1108\/7619\/7255\/files\/seachem-fresh-trace-product-bottle.jpg?v=1793474842"},{"product_id":"seachem-reef-aquarium-ions-aqua-vitro-reef-ions-11-8-fl-oz-349-ml","title":"Seachem Reef Aquarium Ions, Aqua Vitro Reef Ions, 349 mL","description":"\u003cp\u003e\u003cstrong\u003eSeachem Aqua Vitro Reef Ions is a reef aquarium product in an 11.8 fl oz (349 mL) size.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSeachem brand — identifies the product maker.\u003c\/li\u003e\n\u003cli\u003eAqua Vitro Reef Ions — the product name identifies its reef-ion focus.\u003c\/li\u003e\n\u003cli\u003eReef aquarium product — intended for reef-focused aquarium use.\u003c\/li\u003e\n\u003cli\u003e11.8 fl oz (349 mL) — gives the stated product volume.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor shoppers choosing a product by its reef-ion focus and stated volume, this listing identifies the Seachem Aqua Vitro Reef Ions product. The name and size make the product easy to distinguish when selecting aquarium supplies.\u003c\/p\u003e\n\u003ch3\u003eWhat is Seachem Aqua Vitro Reef Ions for?\u003c\/h3\u003e\n\u003cp\u003eSeachem Aqua Vitro Reef Ions is identified as a reef aquarium ion product. Its name signals a reef-focused purpose, making it relevant to shoppers looking for an aquarium product in this category.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eProduct category: reef aquarium ions.\u003c\/li\u003e\n\u003cli\u003eBrand: Seachem.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHow much product is in the package?\u003c\/h3\u003e\n\u003cp\u003eSeachem Aqua Vitro Reef Ions comes in an 11.8 fl oz (349 mL) size. This volume identifies the amount provided in the product size shown.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eStated volume: 11.8 fl oz (349 mL).\u003c\/li\u003e\n\u003cli\u003eProduct name: Aqua Vitro Reef Ions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSeachem Aqua Vitro Reef Ions suits aquarium keepers looking for a product identified with reef ions and offered in an 11.8 fl oz size. Its reef-focused product name and stated volume make its category and size clear.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What is Seachem Aqua Vitro Reef Ions for?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Seachem Aqua Vitro Reef Ions is identified as a reef aquarium ion product.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What size is Seachem Aqua Vitro Reef Ions?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Seachem Aqua Vitro Reef Ions is offered in an 11.8 fl oz (349 mL) size.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Seachem","offers":[{"title":"Default Title","offer_id":67862047654279,"sku":"B01CN91VCG","price":33.54,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1108\/7619\/7255\/files\/seachem-aqua-vitro-reef-ions-product-front.jpg?v=1793475666"},{"product_id":"seachem-reef-calcium-supplement-500-ml-liquid-for-coral-growth","title":"Seachem Reef Calcium Supplement, 500 mL Liquid for Coral Growth","description":"\u003cp\u003e\u003cstrong\u003eSeachem Reef Calcium is a liquid organic calcium source designed to maintain calcium and accelerate coral growth, with a concentration of 50,000 mg\/L.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eLiquid organic calcium source — provides calcium in liquid form.\u003c\/li\u003e\n\u003cli\u003e50,000 mg\/L concentration — gives the product’s stated calcium concentration at a glance.\u003c\/li\u003e\n\u003cli\u003eDesigned to maintain calcium — supports the product’s reef calcium purpose.\u003c\/li\u003e\n\u003cli\u003eMade to accelerate coral growth — suited to coral-focused aquarium care.\u003c\/li\u003e\n\u003cli\u003e500 mL (17 fl oz) container — provides the stated amount of product.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eMaintaining calcium is part of the role Seachem Reef Calcium is designed to serve, while its coral-growth purpose makes it relevant to reef aquarium care. The product brings those aims together in a concentrated liquid organic source. Its stated concentration and container size give shoppers clear details to consider when choosing a calcium product for their setup.\u003c\/p\u003e\n\u003ch3\u003eWhat is Seachem Reef Calcium designed to do?\u003c\/h3\u003e\n\u003cp\u003eSeachem Reef Calcium is designed to maintain calcium and accelerate coral growth. Its purpose is focused on calcium support for coral care, rather than being presented as a general-purpose aquarium product. The liquid format identifies how the calcium source is supplied, while the product name signals its reef-focused use.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePurpose: calcium maintenance.\u003c\/li\u003e\n\u003cli\u003eCoral-focused result: accelerated growth.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHow concentrated is Seachem Reef Calcium?\u003c\/h3\u003e\n\u003cp\u003eSeachem Reef Calcium has a stated concentration of 50,000 mg\/L. This figure is a useful point of comparison when reviewing the product’s strength, alongside its calcium-source format and intended role. It identifies the concentration without requiring an assumption about dosing or aquarium conditions.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eConcentration: 50,000 mg\/L.\u003c\/li\u003e\n\u003cli\u003eSource type: organic calcium in liquid form.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHow much Seachem Reef Calcium is in the container?\u003c\/h3\u003e\n\u003cp\u003eEach Seachem Reef Calcium container holds 500 mL (17 fl oz). The labeled volume helps you identify the amount of product included when selecting it for calcium support. The product is sold in this stated size, so compare the quantity with the amount you intend to have available.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eContainer volume: 500 mL.\u003c\/li\u003e\n\u003cli\u003eEquivalent volume shown on the product title: 17 fl oz.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSeachem Reef Calcium is suited to reef aquarium keepers looking for a liquid organic calcium source with a stated concentration and a coral-growth purpose. Its defined role is calcium maintenance and support for accelerated coral growth, in a 500 mL format.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What is Seachem Reef Calcium designed to do?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Seachem Reef Calcium is a liquid organic calcium source designed to maintain calcium and accelerate coral growth.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What is the concentration of Seachem Reef Calcium?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Seachem Reef Calcium has a stated concentration of 50,000 mg\/L.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Seachem","offers":[{"title":"Default Title","offer_id":67862064595335,"sku":"B000256AAC","price":32.69,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1108\/7619\/7255\/files\/seachem-reef-calcium-bottle-front.jpg?v=1793475735"},{"product_id":"seachem-reef-aquarium-iodide-supplement-500-ml-stabilized-formula-for-corals","title":"Seachem Reef Aquarium Iodide Supplement, 500 mL Stabilised Formula for Corals","description":"\u003cp\u003eSeachem Reef Iodide is a concentrated supplement for reef aquaria, formulated to restore and maintain natural-seawater iodide levels with 8,000 mg\/L stabilized potassium iodide.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eStabilized potassium iodide — helps keep iodide in a usable form in the aquarium.\u003c\/li\u003e\n\u003cli\u003eSupports soft tissue growth — supplies an element required by invertebrates and many soft corals.\u003c\/li\u003e\n\u003cli\u003e500 mL (17 fl oz) bottle — provides a concentrated source for reef aquaria.\u003c\/li\u003e\n\u003cli\u003eMade to maintain natural-seawater iodide levels — supports an appropriate iodide supply for aquarium life.\u003c\/li\u003e\n\u003cli\u003eFormulated to resist conversion to toxic free iodine — for stability in storage and reef conditions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIodide is an important element for reef invertebrates and soft corals, including gorgonians and sarcophytons. Reef Iodide is made for aquarists who want to replenish iodide in a reef aquarium while choosing a formula designed to keep the element in its usable iodide form.\u003c\/p\u003e\n\u003ch3\u003eWhy add iodide to a reef aquarium?\u003c\/h3\u003e\n\u003cp\u003eReef Iodide supplies iodide, the form of iodine available for uptake by corals. It is intended to help restore and maintain iodide at levels found in natural seawater, providing an important element for invertebrates and many soft corals.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRelevant to soft corals such as gorgonians and sarcophytons.\u003c\/li\u003e\n\u003cli\u003eDesigned to support soft tissue growth.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHow does stabilized iodide differ from ordinary potassium iodide?\u003c\/h3\u003e\n\u003cp\u003eReef Iodide is complexed with a stabilizing compound to help keep iodide in that form after it enters the aquarium. Unstabilized iodide can become elemental iodine, which is biocidal, or iodate, which corals cannot use and which can be toxic at elevated levels.\u003c\/p\u003e\n\u003cp\u003eThis instability is why a potassium iodide source alone may not remain effective in an aquarium. Seachem formulates Reef Iodide so the iodide remains usable and bioavailable rather than converting to these other forms. The formula is also designed not to convert to toxic free iodine during storage or under reef conditions.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eIodide is the form available for coral uptake.\u003c\/li\u003e\n\u003cli\u003eIodate cannot be tested for, according to the product information.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhy choose an iodide supplement rather than iodine or Lugol’s solution?\u003c\/h3\u003e\n\u003cp\u003eReef Iodide provides stabilized iodide rather than a medicinal disinfectant. Seachem cautions against using iodine in reef systems and describes Lugol’s solution as a highly concentrated, highly toxic iodine-and-iodide disinfectant intended for disinfection.\u003c\/p\u003e\n\u003cp\u003eIodine and iodide are not interchangeable in a reef aquarium: iodine is described as toxic as chlorine, while iodide is described as as safe as chloride. Reef Iodide is formulated as a safe, easy-to-use source of iodide for reef aquarium use.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eStabilized iodide source for reef aquaria.\u003c\/li\u003e\n\u003cli\u003eNot a disinfectant solution.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSeachem Reef Iodide suits reef aquarists seeking a concentrated iodide source for invertebrates and soft corals, especially when maintaining iodide in a usable form matters. Its 8,000 mg\/L stabilized potassium iodide formula is made for reef aquaria, not for disinfection.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What is Seachem Reef Iodide used for?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Seachem Reef Iodide is a concentrated reef aquarium supplement formulated to restore and maintain iodide levels found in natural seawater for invertebrates and many soft corals.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What makes Seachem Reef Iodide stabilized?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Seachem Reef Iodide uses potassium iodide complexed with a stabilizing compound to help keep it in the usable iodide form in aquarium conditions.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Seachem","offers":[{"title":"Default Title","offer_id":67862115844487,"sku":"B0002A5X5K","price":33.82,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1108\/7619\/7255\/files\/seachem-reef-iodide-bottle-front.jpg?v=1793475945"},{"product_id":"seachem-aquarium-ph-buffer-600-g-non-phosphate-formula-for-planted-tanks","title":"Seachem Aquarium pH Buffer, 600 g Non-Phosphate Formula for Planted Tanks","description":"\u003cp\u003e\u003cstrong\u003eSeachem Acid Buffer is a 600 g non-phosphate aquarium buffer for lowering pH, designed for planted aquariums and very hard water.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eNo phosphate — a buffer option when phosphate buffers may raise algae or cloudiness concerns.\u003c\/li\u003e\n\u003cli\u003eAdjusts pH to 5.0–8.0 — offers a stated range for aquarium pH adjustment.\u003c\/li\u003e\n\u003cli\u003eUsed with Alkaline Buffer, it buffers between pH 6.0 and 8.0 — supports a combined buffering system.\u003c\/li\u003e\n\u003cli\u003eConverts carbonate alkalinity (KH) into available CO2 as it lowers pH — links pH adjustment with available carbon dioxide.\u003c\/li\u003e\n\u003cli\u003eMade for planted aquariums and very hard water — addresses settings where phosphate buffers may be a concern.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSeachem Acid Buffer is for aquarium keepers who want to lower pH without adding phosphate through the buffer. It is designed for planted aquariums and very hard water, where phosphate buffers may contribute to algae or cloudiness concerns. Its role is specific: it provides an acid source, and it can be paired with Seachem Alkaline Buffer to create a buffering system.\u003c\/p\u003e\n\u003ch3\u003eWhat does Seachem Acid Buffer do to aquarium water?\u003c\/h3\u003e\n\u003cp\u003eIt lowers pH and, as pH falls, converts carbonate alkalinity (KH) into available CO2. The product adjusts pH within the 5.0–8.0 range; when paired with Alkaline Buffer, the two buffers are designed to buffer between 6.0 and 8.0. This makes the pairing relevant when both pH adjustment and buffering are part of the aquarium’s water-management approach.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eIts stated mechanism connects a reduction in pH with the conversion of KH.\u003c\/li\u003e\n\u003cli\u003eThe available CO2 is produced through that KH conversion as the buffer lowers pH.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhy choose a non-phosphate buffer for a planted aquarium?\u003c\/h3\u003e\n\u003cp\u003eSeachem Acid Buffer contains no phosphate, making it an option for aquariums where adding phosphate is a concern. The product is intended for planted aquariums and very hard water because phosphate buffers may pose algae or cloudiness problems in those settings. The formulation is a straight acid source rather than a phosphate-based buffering system.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eChoose the Acid Buffer and Alkaline Buffer pairing when avoiding additional phosphates matters.\u003c\/li\u003e\n\u003cli\u003eThe two products are designed to be used together for buffering in the 6.0–8.0 pH range.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHow is Acid Buffer different from Acid Regulator?\u003c\/h3\u003e\n\u003cp\u003eAcid Buffer is a straight acid source, while Acid Regulator uses a phosphate-based buffering system. Acid Regulator has a greater ability to maintain a constant pH; a straight acid source such as Acid Buffer can have slight pH drift. This distinction helps aquarium keepers choose based on whether avoiding additional phosphate or maintaining a more constant pH is the priority.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAcid Buffer is the phosphate-free choice between these two systems.\u003c\/li\u003e\n\u003cli\u003eAcid Regulator is the option with greater pH-maintenance ability, but it is phosphate-based.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSeachem Acid Buffer suits aquarium keepers managing planted aquariums or very hard water who want a non-phosphate acid source and understand its role in a paired buffering system. It is a straight acid source that can have slight pH drift, and its use with Alkaline Buffer provides the stated buffering range of 6.0–8.0.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What pH range does Seachem Acid Buffer adjust?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Seachem Acid Buffer adjusts pH to 5.0–8.0. When used with Alkaline Buffer, the pair is designed to buffer between 6.0 and 8.0.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does Seachem Acid Buffer contain phosphate?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No. Seachem Acid Buffer contains no phosphate and is a straight acid source; Acid Regulator is the phosphate-based buffering system.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Seachem","offers":[{"title":"Default Title","offer_id":67862276833671,"sku":"B0006JLX88","price":34.01,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1108\/7619\/7255\/files\/seachem-acid-buffer-container-front.jpg?v=1793476545"},{"product_id":"seachem-matrix-carbon-aquarium-filter-media-500-ml-spherical-beads-low-ash-formula","title":"Seachem Matrix Carbon Aquarium Filter Media, 500 mL Spherical Beads, Low-Ash Formula","description":"\u003cp\u003eSeachem Matrix Carbon is 500 mL of activated carbon media designed to remove organic matter from aquarium water, formed as spherical beads to support water flow through the media.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSpherical bead shape — supports hydrodynamics and allows water to pass through the media.\u003c\/li\u003e\n\u003cli\u003eDoes not pack — helps maintain open flow through the carbon.\u003c\/li\u003e\n\u003cli\u003eWill not raise pH above 7.0, even in distilled water — a clear pH limit for aquarium use.\u003c\/li\u003e\n\u003cli\u003eLowest detectable leachable phosphate among major carbon brands tested — a specific comparison for phosphate release.\u003c\/li\u003e\n\u003cli\u003eAt least two-fold performance over other high-grade carbons in three comparisons — capacity, adsorption rate, and duration of use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eAquarium carbon is used to remove organic matter from water. Matrix Carbon is made for aquarium filtration where contact between water and carbon matters: its bead form is designed to let water move through the media rather than having the carbon pack together. The low-ash formula also limits its effect on pH.\u003c\/p\u003e\n\u003ch3\u003eWhat is Seachem Matrix Carbon designed to do?\u003c\/h3\u003e\n\u003cp\u003eSeachem Matrix Carbon is designed to remove aquarium organic matter through adsorption. In comparisons with other high-grade carbons, it delivers at least twice the total capacity for organic matter removal, adsorption rate, and duration of use.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eIts performance comparison covers three distinct measures: total capacity, rate of adsorption, and duration of use.\u003c\/li\u003e\n\u003cli\u003eThe product is activated carbon media, not a water-treatment liquid.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHow does the spherical carbon shape affect water flow?\u003c\/h3\u003e\n\u003cp\u003eSeachem Matrix Carbon’s spherical beads are formed for optimum hydrodynamics and do not pack together. The open movement of water through the media allows contact with its high density of microporous binding sites.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eThe binding sites are microporous.\u003c\/li\u003e\n\u003cli\u003eThe bead structure is intended to permit maximum water flow through the carbon.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCan Seachem Matrix Carbon affect pH or release phosphate?\u003c\/h3\u003e\n\u003cp\u003eSeachem Matrix Carbon will not raise pH above 7.0, including when added to distilled water. Its very low ash content corresponds to a minimal impact on pH; the carbon also has the lowest detectable leachable phosphate content among the major carbon brands tested.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAll carbons contain phosphate; Matrix Carbon is not phosphate-free.\u003c\/li\u003e\n\u003cli\u003eThe phosphate comparison concerns detectable phosphate that can leach from the carbon.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSeachem Matrix Carbon suits aquarium keepers seeking activated carbon media for organic matter removal, with bead-shaped media that does not pack and defined pH and phosphate characteristics. It is a fit for filtration needs where water flow through the carbon and adsorption performance are key considerations.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What does Seachem Matrix Carbon do?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Seachem Matrix Carbon is activated carbon media designed to remove organic matter from aquarium water through adsorption.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Will Seachem Matrix Carbon raise aquarium pH?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Seachem Matrix Carbon will not raise pH above 7.0, even when added to distilled water.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Seachem","offers":[{"title":"Default Title","offer_id":67862393749895,"sku":"B0002A5VHU","price":34.6,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1108\/7619\/7255\/files\/seachem-matrix-carbon-product-front.jpg?v=1793477034"},{"product_id":"seachem-matrixcarbon-aquarium-filter-media-140-ml-for-tidal-55","title":"Seachem MatrixCarbon Aquarium Filter Media, 140 mL for Tidal 55","description":"\u003cp\u003eSeachem MatrixCarbon is a bagged spherical carbon filter media designed for Tidal 55 filtration, with a 140 mL quantity for marine and freshwater aquariums.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e140 mL bagged media — a defined quantity of carbon for your aquarium filter.\u003c\/li\u003e\n\u003cli\u003eHigh-efficiency spherical carbon — provides the media form used in this filter product.\u003c\/li\u003e\n\u003cli\u003eDesigned to control ammonia, nitrite and nitrate — focuses on these three aquarium-water compounds.\u003c\/li\u003e\n\u003cli\u003eFor marine and freshwater use — suits either of these aquarium environments.\u003c\/li\u003e\n\u003cli\u003eNamed for the Tidal 55 filter — makes the intended filter association clear when choosing media.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eChoosing aquarium filter media starts with matching the product to the filter and the aquarium environment. Seachem MatrixCarbon brings together a specific filter reference, a stated media form and a defined water-treatment purpose, making those key selection details easy to identify. Its marine and freshwater use also gives aquarium keepers a clear way to assess whether it fits their setup.\u003c\/p\u003e\n\u003ch3\u003eWhat is Seachem MatrixCarbon designed to do?\u003c\/h3\u003e\n\u003cp\u003eSeachem MatrixCarbon is designed to control ammonia, nitrite and nitrate in aquarium water. Its high-efficiency spherical carbon is the media used for this stated purpose. This gives shoppers a direct answer when comparing products by the compounds they are intended to control, rather than by a general description of aquarium filtration.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePurpose: control of three named aquarium-water compounds.\u003c\/li\u003e\n\u003cli\u003eMedia form: spherical carbon.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCan I use Seachem MatrixCarbon in a marine or freshwater aquarium?\u003c\/h3\u003e\n\u003cp\u003eSeachem MatrixCarbon is intended for both marine and freshwater use. Choose it based on your aquarium type as well as the filter reference, so the media’s stated application aligns with your setup. The product is presented as filter media, not as a standalone aquarium treatment.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eApplication includes marine aquariums.\u003c\/li\u003e\n\u003cli\u003eApplication also includes freshwater aquariums.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHow much Seachem MatrixCarbon comes in the bag, and which filter is it for?\u003c\/h3\u003e\n\u003cp\u003eSeachem MatrixCarbon comes as a 140 mL bagged product associated with the Tidal 55 filter. The stated volume and bagged format help identify the quantity and presentation, while the filter name provides a useful point of reference when selecting media for your equipment. Match the Tidal 55 reference to your filter before choosing.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eQuantity: 140 mL.\u003c\/li\u003e\n\u003cli\u003ePresentation: bagged filter media.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSeachem MatrixCarbon is suited to aquarium keepers looking for bagged carbon media with a stated role in controlling ammonia, nitrite and nitrate, and an application for either marine or freshwater aquariums. Its Tidal 55 filter association, spherical carbon form and 140 mL quantity make the product’s intended use and format clear.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What is Seachem MatrixCarbon designed to control?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Seachem MatrixCarbon is designed to control ammonia, nitrite and nitrate in aquarium water using high-efficiency spherical carbon.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can Seachem MatrixCarbon be used in marine and freshwater aquariums?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. Seachem MatrixCarbon is for both marine and freshwater use and is associated with the Tidal 55 filter.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Seachem","offers":[{"title":"Default Title","offer_id":67862613492103,"sku":"B01N11IAID","price":29.68,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1108\/7619\/7255\/files\/seachem-matrixcarbon-package-front.jpg?v=1793477910"},{"product_id":"seachem-ammonia-aquarium-test-kit-75-tests-for-free-and-total-ammonia","title":"Seachem Ammonia Aquarium Test Kit, 75 Tests for Free and Total Ammonia","description":"\u003cp\u003e\u003cstrong\u003eSeachem MultiTest: Ammonia is an aquarium water test kit for monitoring total and free ammonia, with readings down to less than 0.05 mg\/L.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMeasures total and free ammonia — track both forms in aquarium water.\u003c\/li\u003e\n\u003cli\u003eDetects levels below 0.05 mg\/L — check for low concentrations of ammonia.\u003c\/li\u003e\n\u003cli\u003eFor marine and freshwater aquariums — use the same kit in either type of water.\u003c\/li\u003e\n\u003cli\u003eReads free ammonia while ammonia-removal products are in use — monitor systems using Prime, Safe, AmGuard, or similar products.\u003c\/li\u003e\n\u003cli\u003eMulti-cavity plate supports up to six tests at once — run several tests in parallel.\u003c\/li\u003e\n\u003cli\u003eIncludes 75 tests and a reference for validation — test repeatedly and check test validity.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eAmmonia monitoring matters because total ammonia includes both free ammonia (NH3) and ionized ammonia (NH4+), but the two forms do not carry the same significance: free ammonia is toxic, while ionized ammonia is non-toxic. This kit is made for aquarium keepers who need to assess free ammonia as well as total ammonia, including when ammonia-removal products are part of their water-care routine.\u003c\/p\u003e\n\u003ch3\u003eWhat does this ammonia test measure?\u003c\/h3\u003e\n\u003cp\u003eSeachem MultiTest: Ammonia measures both total ammonia (NH3 and NH4+) and free ammonia (NH3 only). Its detection limit is less than 0.05 mg\/L, making the free-ammonia reading useful for watching the form that is toxic to aquarium inhabitants.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFree ammonia is the toxic form; ionized NH4+ is non-toxic.\u003c\/li\u003e\n\u003cli\u003eThe kit uses gas-exchange technology, also used in Seachem Ammonia Alert.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCan I test while using ammonia-removal products?\u003c\/h3\u003e\n\u003cp\u003eYes. Seachem MultiTest: Ammonia can read free ammonia while Prime, Safe, AmGuard, or similar ammonia-removal products are in use. The gas-exchange method avoids the interference associated with salicylate- or Nessler-based tests, which raise the test solution’s pH to 12 or higher; at that pH, ammonia-removal products break down and release ammonia again, potentially producing a false reading. Seachem identifies this as the only kit on the market able to read free ammonia while those products are being used.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eVirtually interference-free in both marine and freshwater.\u003c\/li\u003e\n\u003cli\u003eUseful for monitoring free ammonia without removing these products from the routine.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhat comes with the kit, and how many tests can I run together?\u003c\/h3\u003e\n\u003cp\u003eSeachem MultiTest: Ammonia provides 75 tests, a multi-cavity plate, and a reference for validating tests. The plate allows up to six tests to be run at the same time, which suits aquarium keepers who want to test multiple samples or repeat tests in one session.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDesigned for simultaneous testing of up to six tests.\u003c\/li\u003e\n\u003cli\u003eThe included reference helps validate test results.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis kit suits marine and freshwater aquarium keepers who want to distinguish toxic free ammonia from total ammonia, especially when using ammonia-removal products. Its two ammonia readings, low detection limit, and multi-test plate support that monitoring routine.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can Seachem MultiTest: Ammonia be used with Prime, Safe, or AmGuard?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. Seachem MultiTest: Ammonia reads free ammonia while Prime, Safe, AmGuard, or similar ammonia-removal products are in use.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How many tests can Seachem MultiTest: Ammonia run at once?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Seachem MultiTest: Ammonia includes a multi-cavity plate for running up to six tests simultaneously and provides 75 tests in total.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Seachem","offers":[{"title":"Default Title","offer_id":67862654517639,"sku":"B0002A5XFU","price":34.57,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1108\/7619\/7255\/files\/seachem-multitest-ammonia-kit-front.jpg?v=1793478089"},{"product_id":"seachem-aquarium-filter-media-phosbond-250-ml-for-phosphate-silicate-removal","title":"Seachem Aquarium Filter Media, PhosBond 250 mL for Phosphate \u0026 Silicate Removal","description":"\u003cp\u003e\u003cstrong\u003eSeachem PhosBond is a phosphate- and silicate-removing filter media for marine and freshwater use, combining aluminum oxide and granular ferric oxide in one material.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCombines two phosphate-removing materials — brings aluminum oxide and granular ferric oxide together in one media.\u003c\/li\u003e\n\u003cli\u003eRapidly removes phosphate and silicate — targets both compounds in saltwater and freshwater.\u003c\/li\u003e\n\u003cli\u003eHigh porosity and surface area — provides a large binding capacity.\u003c\/li\u003e\n\u003cli\u003ePhysical strength and integrity — helps the media resist breaking down under mechanical stress.\u003c\/li\u003e\n\u003cli\u003e250 mL (15 cu.in.) — a clearly identified product volume for choosing the package size.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003ePhosphate and silicate can be concerns in both marine and freshwater environments. PhosBond is made for aquarium keepers seeking a media that removes both, rather than a product focused only on phosphate. Its combined composition and porous structure define how it approaches that task.\u003c\/p\u003e\n\u003ch3\u003eWhat does Seachem PhosBond remove?\u003c\/h3\u003e\n\u003cp\u003eSeachem PhosBond rapidly removes phosphate and silicate from saltwater and freshwater. Its purpose is to reduce these compounds in either type of aquatic setup, with both removal targets handled by the same material. The product is a removal media, not a source of phosphate or silicate.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDesigned for use in marine and freshwater environments.\u003c\/li\u003e\n\u003cli\u003eAddresses phosphate and silicate together.\u003c\/li\u003e\n\u003cli\u003eCombines the phosphate-removing capabilities of its two media components.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHow does the combined media work?\u003c\/h3\u003e\n\u003cp\u003eSeachem PhosBond brings aluminum oxide and granular ferric oxide together as a single material to combine their phosphate-removing capabilities. The product’s high porosity and surface area give it a large binding capacity. This describes the media’s structure and binding capability; it does not set a removal schedule or dosage.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eOne material combines both components.\u003c\/li\u003e\n\u003cli\u003ePorosity and surface area contribute to binding capacity.\u003c\/li\u003e\n\u003cli\u003eThe combined design is intended to bring together the capabilities of both types of phosphate remover.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eIs Seachem PhosBond suitable for marine and freshwater use?\u003c\/h3\u003e\n\u003cp\u003eYes. Seachem PhosBond is made for both saltwater and freshwater applications, so the stated water-type compatibility covers marine and freshwater setups. Its physical strength and integrity help the media withstand mechanical stress without breaking down.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFor marine or freshwater use.\u003c\/li\u003e\n\u003cli\u003eDesigned to retain its integrity under mechanical stress.\u003c\/li\u003e\n\u003cli\u003eAvailable in a 250 mL (15 cu.in.) size.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSeachem PhosBond suits aquarium keepers who want one media for phosphate and silicate removal across marine or freshwater use, and who value a combined formulation with a large binding capacity. It is a phosphate- and silicate-removing media made from aluminum oxide and granular ferric oxide, with physical integrity designed to resist mechanical stress.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What does Seachem PhosBond remove?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Seachem PhosBond rapidly removes phosphate and silicate from saltwater and freshwater.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can Seachem PhosBond be used in freshwater and marine setups?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. Seachem PhosBond is intended for both freshwater and marine use.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Seachem","offers":[{"title":"Default Title","offer_id":67862773268871,"sku":"B00UUAY3TY","price":34.13,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1108\/7619\/7255\/files\/seachem-phosbond-product-front-view.jpg?v=1793478384"},{"product_id":"seachem-marine-trace-aquarium-supplement-500-ml-for-marine-tanks","title":"Seachem Marine Trace Aquarium Supplement, 500 mL, for Marine Tanks","description":"\u003cp\u003eSeachem Marine Trace is a trace-element replenishment product for marine aquariums, supplied in 500 mL (17 fl oz) and formulated with elements demonstrated to be required by marine fish.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eA broad range of trace elements — supports regular replenishment in a marine aquarium.\u003c\/li\u003e\n\u003cli\u003eOnly elements demonstrated to be required by marine fish — keeps the formula focused on established fish needs.\u003c\/li\u003e\n\u003cli\u003e500 mL (17 fl oz) size — provides a clearly stated quantity for aquarium care.\u003c\/li\u003e\n\u003cli\u003eTrace elements are depleted through utilization, oxidation and precipitation — regular restoration addresses these ongoing losses.\u003c\/li\u003e\n\u003cli\u003eTrace elements are important for metabolic processes and pigment formation — supports key functions in marine organisms.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eMarine aquariums need trace-element replenishment because elements in seawater are used by their inhabitants and can also be lost through oxidation and precipitation. Seachem Marine Trace is made for aquarists maintaining marine life, including fish and saltwater plant and invertebrate species. Fish receive nutrients from both their food and their surrounding environment, so the aquarium environment is part of their nutrient picture.\u003c\/p\u003e\u003ch3\u003eWhat is Seachem Marine Trace made to support?\u003c\/h3\u003e\u003cp\u003eSeachem Marine Trace is made to replenish trace elements in marine aquariums and help maintain conditions for marine life growth and reproduction. The different elements in seawater can have varied effects across saltwater plants and invertebrates, and their roles are not fully understood. The formula focuses on elements demonstrated to be required by marine fish.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eIntended for marine aquarium environments.\u003c\/li\u003e\n\u003cli\u003eRelevant to marine fish as well as saltwater plant and invertebrate species.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWhy does a marine aquarium need trace-element replenishment?\u003c\/h3\u003e\u003cp\u003eTrace elements are gradually depleted through use by aquarium life, oxidation and precipitation. Restoring them on a regular basis helps address those losses. Marine fish obtain nutrients not only from food but also from their environment, making the aquarium water an important part of their surroundings.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eRegular restoration addresses multiple routes of trace-element depletion.\u003c\/li\u003e\n\u003cli\u003eThe product is intended for ongoing marine aquarium maintenance, rather than a one-time source of nutrients.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eHow can trace elements relate to color and growth?\u003c\/h3\u003e\u003cp\u003eTrace elements play roles in metabolic processes and pigment formation. Iron is one example: its addition has been shown to benefit coloring and growth in corals, anemones and other photosynthetic animals. This example reflects a specific element and group of marine organisms, rather than a guaranteed result for every aquarium inhabitant.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eIron is the example associated with coloring and growth benefits.\u003c\/li\u003e\n\u003cli\u003eCorals, anemones and other photosynthetic animals are the organisms named for that example.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eSeachem Marine Trace suits aquarists maintaining marine fish, saltwater plants or invertebrates who want a trace-element product with a defined 500 mL (17 fl oz) quantity. It is intended for marine aquarium environments and focuses on elements demonstrated to be required by marine fish.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What is Seachem Marine Trace used for?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Seachem Marine Trace replenishes trace elements in marine aquariums and is formulated with elements demonstrated to be required by marine fish.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How much Seachem Marine Trace is in the container?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Seachem Marine Trace comes in a 500 mL (17 fl oz) container.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Seachem","offers":[{"title":"Default Title","offer_id":67863015850375,"sku":"B00025695I","price":34.19,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1108\/7619\/7255\/files\/seachem-marine-trace-front-container.jpg?v=1793478997"},{"product_id":"seachem-aquavitro-balance-freshwater-ph-conditioner-without-changing-calcium","title":"Seachem AQUAVITRO BALANCE Freshwater pH Conditioner Without Changing Calcium","description":"\u003cp\u003e\u003cstrong\u003eSeachem AQUAVITRO BALANCE is a freshwater water conditioner designed to raise pH by converting bicarbonate into carbonate.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRaises pH without affecting calcium levels — adjust pH while leaving calcium unchanged.\u003c\/li\u003e\n\u003cli\u003eMade with sodium and potassium hydroxides — combines both ingredients in one formula.\u003c\/li\u003e\n\u003cli\u003eUses a 27:1 sodium-to-potassium ratio based on NSW — provides the intended ionic balance for long-term use.\u003c\/li\u003e\n\u003cli\u003eFormulated to avoid ionic imbalance with long-term use — supports ongoing use without disrupting that balance.\u003c\/li\u003e\n\u003cli\u003eIntroduced as the first product of its kind — designed to end the bicarbonate-and-carbonate “see-saw” effect.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor freshwater water treatment, pH adjustment involves the relationship between bicarbonate and carbonate as well as the calcium level. AQUAVITRO BALANCE is made for that specific adjustment: its stated mechanism converts bicarbonate into carbonate to raise pH. This makes the product relevant to people managing freshwater conditions who want to understand what the conditioner is designed to change—and what it is designed to leave alone.\u003c\/p\u003e\n\u003ch3\u003eHow does AQUAVITRO BALANCE raise pH?\u003c\/h3\u003e\n\u003cp\u003eIt converts bicarbonate into carbonate to reassert a higher pH. The process is designed to raise pH without affecting calcium levels, keeping the product’s purpose focused on the bicarbonate-to-carbonate relationship rather than a change in calcium.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFor freshwater conditioning and water treatment.\u003c\/li\u003e\n\u003cli\u003eUses bicarbonate-to-carbonate conversion as its stated mechanism.\u003c\/li\u003e\n\u003cli\u003eDesigned for pH adjustment without changing calcium.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhat is distinctive about its approach to pH adjustment?\u003c\/h3\u003e\n\u003cp\u003eAQUAVITRO BALANCE was developed as the first product of its kind to address the “see-saw” effect. Its purpose is to reset the bicarbonate-to-carbonate ratio, rather than leave that relationship seesawing as pH is adjusted. This is the distinction behind its focused role in freshwater water treatment.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eTargets the bicarbonate and carbonate relationship.\u003c\/li\u003e\n\u003cli\u003eDesigned to end the “see-saw” effect.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhat is in the formula, and how is its ratio set?\u003c\/h3\u003e\n\u003cp\u003eThe formula is an optimized blend of sodium and potassium hydroxides, using a 27:1 sodium-to-potassium ratio based on NSW. That ratio is intended to avoid ionic imbalance with long-term use, an important formulation detail for shoppers considering ongoing water treatment.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eContains sodium hydroxide and potassium hydroxide.\u003c\/li\u003e\n\u003cli\u003eUses the stated NSW sodium-to-potassium ratio.\u003c\/li\u003e\n\u003cli\u003eFormulated with long-term ionic balance in mind.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSeachem AQUAVITRO BALANCE suits freshwater keepers looking for a conditioner with a defined pH-adjustment mechanism and a formula built around a stated sodium-to-potassium ratio. It is specifically intended for bicarbonate-to-carbonate adjustment, with calcium left unchanged.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What does Seachem AQUAVITRO BALANCE do?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Seachem AQUAVITRO BALANCE converts bicarbonate into carbonate to raise pH without affecting calcium levels.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What is Seachem AQUAVITRO BALANCE made with?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Seachem AQUAVITRO BALANCE is an optimized blend of sodium and potassium hydroxides with a 27:1 sodium-to-potassium ratio based on NSW.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Seachem","offers":[{"title":"Default Title","offer_id":67863055368583,"sku":"B007TTZTMY","price":31.78,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1108\/7619\/7255\/files\/seachem-aquavitro-balance-product-front.jpg?v=1793479057"},{"product_id":"seachem-cichlid-trace-supplement-500-ml-for-cichlids-of-all-ages","title":"Seachem Cichlid Trace Supplement, 500 mL for Cichlids of All Ages","description":"\u003cp\u003eSeachem Cichlid Trace is a 500 mL trace-element supplement for cichlids, formulated to restore elements demonstrated to be necessary for fish health and growth.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCichlid-specific formula — made for the trace-element needs of cichlids.\u003c\/li\u003e\n\u003cli\u003eBroad range of trace elements — helps replenish elements used by fish.\u003c\/li\u003e\n\u003cli\u003eContains only elements demonstrated to be required by fish — focused on identified nutritional needs.\u003c\/li\u003e\n\u003cli\u003eSuitable for all ages — intended for cichlids across age ranges.\u003c\/li\u003e\n\u003cli\u003eSafe and easy to use — designed for straightforward use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFish obtain nutrients from both their food and their environment, so their trace-element needs are not met by food alone. In an aquarium, trace elements are depleted through utilization, oxidation and precipitation. Seachem Cichlid Trace is made for regular restoration of these elements, helping cichlid keepers address a part of fish nutrition that changes over time.\u003c\/p\u003e\n\u003ch3\u003eWhat does Seachem Cichlid Trace provide?\u003c\/h3\u003e\n\u003cp\u003eIt supplies a broad selection of trace elements that fish need. The formula is limited to elements demonstrated to be required by fish, rather than including elements without that demonstrated need. This makes the product a targeted trace-element supplement for cichlids.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eProvides trace elements for cichlid care.\u003c\/li\u003e\n\u003cli\u003eFocuses on elements with demonstrated relevance to fish.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhy restore trace elements regularly?\u003c\/h3\u003e\n\u003cp\u003eFish use trace elements, and levels are also reduced by oxidation and precipitation. These processes mean the available elements can become depleted over time. Regular restoration is the purpose of Cichlid Trace; it is designed to replenish trace elements rather than serve as fish food.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eElement depletion occurs through utilization, oxidation and precipitation.\u003c\/li\u003e\n\u003cli\u003eRegular replenishment addresses those ongoing losses.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhich cichlids is this product made for?\u003c\/h3\u003e\n\u003cp\u003eSeachem Cichlid Trace is cichlid-specific and suitable for all ages. It is intended for keepers looking to restore trace elements as part of cichlid care, with a formula focused on the elements demonstrated to be necessary for fish.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFor cichlids of all ages.\u003c\/li\u003e\n\u003cli\u003eDesigned to be safe and easy to use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSeachem Cichlid Trace suits cichlid keepers who want a dedicated source of trace elements and a product intended for regular replenishment. It is a cichlid-specific, 500 mL formula focused on trace elements demonstrated to be required by fish.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What is Seachem Cichlid Trace used for?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Seachem Cichlid Trace is a cichlid-specific supplement that restores trace elements demonstrated to be necessary for fish health and growth.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is Seachem Cichlid Trace suitable for cichlids of all ages?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. Seachem Cichlid Trace is intended for cichlids across all age ranges.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Seachem","offers":[{"title":"Default Title","offer_id":67863407919495,"sku":"B00025695S","price":32.98,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1108\/7619\/7255\/files\/seachem-cichlid-trace-bottle-front.jpg?v=1793479931"},{"product_id":"seachem-flourish-potassium-aquarium-plant-supplement-500-ml-phosphate-and-nitrate-free","title":"Seachem Flourish Potassium Aquarium Plant Supplement, 500 mL, Phosphate- and Nitrate-Free","description":"\u003cp\u003e\u003cstrong\u003eSeachem Flourish Potassium is a potassium supplement for natural freshwater planted aquariums, with 50,000 mg\/L of potassium to help prevent depletion that can limit plant growth.\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e50,000 mg\/L potassium — supplies potassium for aquarium plants.\u003c\/li\u003e\n\u003cli\u003e500 mL (17 fl oz) bottle — provides a ready-to-use liquid supplement.\u003c\/li\u003e\n\u003cli\u003eContains no phosphate or nitrate — adds potassium without either of these ingredients.\u003c\/li\u003e\n\u003cli\u003eMade for natural freshwater aquariums — suited to planted freshwater setups.\u003c\/li\u003e\n\u003cli\u003eRecommended with the Seachem Flourish line and Fluorite gravel — fits into Seachem’s plant-product range.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eIn a planted aquarium, potassium is one of several elements important to vigorous plant growth. It can become depleted when plants are growing rapidly or when the source water has low mineral content. Flourish Potassium is made for these situations, where a shortage may become a limiting factor for growth. Its role is to help prevent potassium depletion and maintain plant growth in a natural freshwater aquarium.\u003c\/p\u003e\u003ch3\u003eWhy add potassium to a planted aquarium?\u003c\/h3\u003e\u003cp\u003eFlourish Potassium supplies potassium to help address depletion in an aquarium with plants. Rapid growth can use up available potassium, while source water with low mineral content can contribute to a low supply. When potassium becomes the limiting factor, plant growth may be affected; this supplement is designed to help keep that nutrient available.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ePotassium is one of several elements important to vigorous growth in planted aquariums.\u003c\/li\u003e\n\u003cli\u003eRapidly growing systems can become depleted.\u003c\/li\u003e\n\u003cli\u003eLow-mineral source water is another situation in which potassium may run low.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWhich aquarium is Flourish Potassium made for?\u003c\/h3\u003e\u003cp\u003eSeachem Flourish Potassium is intended for natural freshwater aquariums, including planted setups where potassium depletion is a concern. The formula contains 50,000 mg\/L of potassium, and the bottle holds 500 mL (17 fl oz). It contains no phosphate or nitrate, so it supplies potassium without adding either of those ingredients.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eFor natural freshwater aquarium use.\u003c\/li\u003e\n\u003cli\u003eLiquid potassium supplement for planted aquariums.\u003c\/li\u003e\n\u003cli\u003eNo phosphate or nitrate in the formula.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCan it be used with other Seachem plant products?\u003c\/h3\u003e\u003cp\u003eYes. Flourish Potassium is an integral part of Seachem’s plant-product range and is recommended for use with the full Flourish line as well as Fluorite gravel. This makes it a potassium option to pair with those products in a planted aquarium. Its specific purpose remains potassium supplementation: it is designed to help prevent depletion and support plant growth, rather than replace the other elements plants need.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eRecommended alongside the entire Seachem Flourish line.\u003c\/li\u003e\n\u003cli\u003eAlso recommended for use with Fluorite gravel.\u003c\/li\u003e\n\u003cli\u003eAddresses potassium as one component of planted-aquarium growth.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eFlourish Potassium is best suited to freshwater aquarium keepers growing plants, particularly where rapid growth or low-mineral source water can leave potassium depleted. It provides a defined potassium source for planted freshwater systems and is compatible with Seachem’s recommended Flourish and Fluorite pairings.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What is Seachem Flourish Potassium used for?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Seachem Flourish Potassium is a potassium supplement for natural freshwater planted aquariums, designed to help prevent depletion that can limit plant growth.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can Seachem Flourish Potassium be used with other Seachem plant products?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. Seachem Flourish Potassium is recommended for use with the entire Seachem Flourish line and with Fluorite gravel.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Seachem","offers":[{"title":"Default Title","offer_id":67864539267463,"sku":"B0002APILO","price":32.73,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1108\/7619\/7255\/files\/seachem-flourish-potassium-bottle-front.jpg?v=1793484583"},{"product_id":"seachem-flourish-advance-aquarium-plant-supplement-50-ml-for-root-and-shoot-growth","title":"Seachem Flourish Advance Aquarium Plant Supplement, 50 mL for Root and Shoot Growth","description":"\u003cp\u003e\u003cstrong\u003eSeachem Flourish Advance is a natural phytohormone supplement for planted aquariums, formulated with minerals and nutrients to support aquatic plant roots and shoots in a 50 mL (1.7 fl oz) size.\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ePhytohormones, minerals, and nutrients — provide a multi-part formula for aquatic plants.\u003c\/li\u003e\n\u003cli\u003eDesigned to stimulate root and shoot growth — supports development throughout the plant.\u003c\/li\u003e\n\u003cli\u003eEnhances mineral absorption — helps plants take up minerals from their environment.\u003c\/li\u003e\n\u003cli\u003eMade for planted aquariums — suits aquarists caring for aquatic plants.\u003c\/li\u003e\n\u003cli\u003e50 mL (1.7 fl oz) bottle size — provides a compact format for aquarium plant care.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eAquatic plants need more than a place to grow: their roots and shoots develop through different parts of the plant, and mineral uptake is part of their care. Flourish Advance is made for planted aquarium setups where the goal is to support plant growth and mineral absorption with a dedicated supplement. Its formula brings together phytohormones, minerals, and nutrients rather than focusing on a single ingredient category.\u003c\/p\u003e\u003ch3\u003eWhat is Seachem Flourish Advance designed to do?\u003c\/h3\u003e\u003cp\u003eIt is formulated to stimulate growth in both the roots and shoots of aquatic plants. That makes it relevant to aquarists looking to support plant development below and above the substrate, rather than addressing only one part of the plant. The formula is also intended to enhance mineral absorption and improve disease resistance.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSupports both root and shoot growth in aquatic plants.\u003c\/li\u003e\n\u003cli\u003eIncludes mineral absorption and disease resistance among its intended plant-care benefits.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWhat is in the formula?\u003c\/h3\u003e\u003cp\u003eSeachem Flourish Advance combines phytohormones with minerals and nutrients in a natural supplement for planted aquariums. These components make it a plant-care formula with several complementary elements, rather than a product identified as a single-mineral supplement.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ePhytohormones are part of the formula.\u003c\/li\u003e\n\u003cli\u003eMinerals and nutrients are also included.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWho is the 50 mL size for?\u003c\/h3\u003e\u003cp\u003eThis size is for aquarium keepers caring for aquatic plants in a planted aquarium. The 50 mL (1.7 fl oz) format is a small-volume option for adding a plant-focused supplement to an aquarium-care routine. Its stated purpose is aquatic plant care; it is not presented as a general-purpose aquarium treatment.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eProduct type: natural phytohormone supplement.\u003c\/li\u003e\n\u003cli\u003eIntended setting: planted aquarium.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eSeachem has served the aquarium hobby for over three decades and remains independently and privately owned. The company is operated by hobbyists, with employees who keep aquariums at home and at work, and its team includes chemists and biologists. That combination of scientific expertise and hands-on aquarium experience informs its approach to product development and customer education.\u003c\/p\u003e\u003cp\u003eFlourish Advance is suited to aquarium hobbyists maintaining aquatic plants and seeking a supplement focused on plant growth and mineral uptake. Its phytohormone, mineral, and nutrient formula is made specifically for planted aquarium care.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What is Seachem Flourish Advance used for?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Seachem Flourish Advance is a natural phytohormone supplement for planted aquariums, designed to support aquatic plant root and shoot growth.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What does Seachem Flourish Advance contain?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Seachem Flourish Advance combines phytohormones, minerals, and nutrients in a 50 mL (1.7 fl oz) aquatic plant supplement.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Seachem","offers":[{"title":"Default Title","offer_id":67864888476039,"sku":"B01MQI9X9R","price":33.55,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1108\/7619\/7255\/files\/seachem-flourish-advance-front-view.jpg?v=1793486778"},{"product_id":"seachem-flourish-nitrogen-aquarium-plant-supplement-500-ml-concentrated-npk-blend","title":"Seachem Flourish Nitrogen Aquarium Plant Supplement, 500 mL, Concentrated NPK Blend","description":"\u003cp\u003eSeachem Flourish Nitrogen is a concentrated nitrogen supplement for planted aquariums, supplied in a 500 mL (17 fl oz) bottle with a 15,000 mg\/L blend of nitrogen sources.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eNitrate and plant-preferred ammonium forms — supplies nitrogen in two forms plants can use.\u003c\/li\u003e\n\u003cli\u003eComplexed ammonium — no free ammonia is released from the product.\u003c\/li\u003e\n\u003cli\u003eUrea-based nitrogen — ammonium becomes available after urea converts.\u003c\/li\u003e\n\u003cli\u003eSafe for invertebrates, including shrimp — suited to planted aquariums with these inhabitants.\u003c\/li\u003e\n\u003cli\u003ePart of the NPK nutrient group — use with Flourish Phosphorus and Flourish Potassium for maximum benefit.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNitrogen is one of the three main macronutrients plants need, alongside phosphorus and potassium. In a flourishing planted aquarium, nitrogen can become a limiting factor for plant growth. Flourish Nitrogen is made to supply this nutrient in a concentrated liquid blend, with sources that address the needs of plants able to use nitrate as well as those that prefer ammonium.\u003c\/p\u003e\n\u003ch3\u003eWhat does Flourish Nitrogen provide for aquarium plants?\u003c\/h3\u003e\n\u003cp\u003eIt provides nitrogen in nitrate and ammonium forms for aquatic plants. Nitrate is available for plants that readily utilize it, while the ammonium form is plant-preferred. The formula’s urea (carbamide) converts before ammonium becomes available, linking the nitrogen source to plant use.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eProvides nitrogen, one of the NPK macronutrients.\u003c\/li\u003e\n\u003cli\u003eIncludes a nitrate source for plants that can readily use nitrate.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eDoes Flourish Nitrogen release free ammonia?\u003c\/h3\u003e\n\u003cp\u003eNo free ammonia is released: the ammonium is complexed and remains unavailable until utilized by plants. This is a useful distinction for aquarists choosing a nitrogen supplement for a planted system, because the product’s nitrogen sources include ammonium without releasing free ammonia.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAmmonium availability follows the conversion of urea.\u003c\/li\u003e\n\u003cli\u003eThe ammonium is complexed in the formula.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCan I use it in an aquarium with shrimp?\u003c\/h3\u003e\n\u003cp\u003eYes, Seachem Flourish Nitrogen is safe for invertebrates such as shrimp. It is a nitrogen supplement for planted aquariums, so it can suit planted setups where shrimp or other invertebrates are present.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSuitable for invertebrates, including shrimp.\u003c\/li\u003e\n\u003cli\u003eFor maximum benefit, pair it with Seachem Flourish Phosphorus and Seachem Flourish Potassium.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSeachem Flourish Nitrogen suits aquarists looking to supply nitrogen to planted aquariums, including systems with shrimp, and who want nitrate and ammonium sources in one concentrated blend. It is designed to support plant nutrition as part of the NPK group, alongside phosphorus and potassium. The 500 mL bottle contains a 15,000 mg\/L blend intended for planted aquarium use.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is Seachem Flourish Nitrogen safe for shrimp?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. Seachem Flourish Nitrogen is safe for invertebrates such as shrimp and is made as a nitrogen supplement for planted aquariums.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What forms of nitrogen does Seachem Flourish Nitrogen provide?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Seachem Flourish Nitrogen provides nitrogen in nitrate and ammonium forms. Its ammonium is complexed, and no free ammonia is released.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Seachem","offers":[{"title":"Default Title","offer_id":67865351881095,"sku":"B001EUG7F2","price":34.28,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1108\/7619\/7255\/files\/seachem-flourish-nitrogen-bottle-front.jpg?v=1793489194"},{"product_id":"seachem-reef-aquarium-alkalinity-supplement-reef-fusion-2-500-ml","title":"Seachem Reef Aquarium Alkalinity Supplement, Reef Fusion 2, 500 mL","description":"\u003cp\u003e\u003cstrong\u003eSeachem Reef Fusion 2 is a reef aquarium alkalinity supplement designed to restore and maintain alkalinity, with a carbonate and bicarbonate formula at 4400 meq\/L.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e500 mL bottle — provides a supply of alkalinity supplement for reef aquarium care.\u003c\/li\u003e\n\u003cli\u003ePart of a two-part system with a simple 1:1 ratio — makes the system’s proportions straightforward to follow.\u003c\/li\u003e\n\u003cli\u003eCarbonates and bicarbonates — supply carbonate for calcareous species.\u003c\/li\u003e\n\u003cli\u003eMade in the United States — identifies the product’s country of manufacture.\u003c\/li\u003e\n\u003cli\u003eDesigned for reef aquariums — supports alkalinity maintenance in a reef aquarium setting.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eReef aquariums need alkalinity support, and calcareous species need carbonate for growth. Reef Fusion 2 is made for that role: it provides a formulated source of carbonate and is designed to restore and maintain aquarium alkalinity. Its purpose is specific to reef aquarium care, making it relevant to aquarists looking to support alkalinity and carbonate availability for calcareous species.\u003c\/p\u003e\n\u003ch3\u003eWhat does Seachem Reef Fusion 2 support?\u003c\/h3\u003e\n\u003cp\u003eSeachem Reef Fusion 2 is designed to restore and maintain alkalinity in a reef aquarium and provide calcareous species with essential carbonate for growth. The formula combines carbonates with bicarbonates, linking its ingredients directly to its alkalinity-support purpose. It is intended for aquarium use rather than as a general-purpose pet supply.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSupports alkalinity maintenance in reef aquarium water.\u003c\/li\u003e\n\u003cli\u003eProvides carbonate for calcareous species.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhat is in the formula?\u003c\/h3\u003e\n\u003cp\u003eSeachem Reef Fusion 2 contains a mixture of carbonates and bicarbonates, with an alkalinity concentration of 4400 meq\/L. Seachem identifies it as the most concentrated two-part system. These details distinguish the supplement by its stated ingredients and concentration, rather than by an unspecified dosing amount or aquarium-size claim.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAlkalinity concentration: 4400 meq\/L.\u003c\/li\u003e\n\u003cli\u003eFormula ingredients: carbonates and bicarbonates.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHow does Reef Fusion 2 fit into the two-part system?\u003c\/h3\u003e\n\u003cp\u003eSeachem Reef Fusion 2 belongs to a two-part system designed around a simple 1:1 ratio. That ratio gives aquarists a clear proportion for using the system’s two parts together; Reef Fusion 2 is the alkalinity-focused component for reef aquarium care. The product details establish the ratio but do not provide a tank-specific dose, so the 1:1 proportion should not be mistaken for a universal volume recommendation.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eTwo-part system format.\u003c\/li\u003e\n\u003cli\u003eSimple 1:1 ratio.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSeachem Reef Fusion 2 is suited to reef aquarists seeking an alkalinity supplement that also supplies carbonate for calcareous species. Its stated role is reef aquarium alkalinity support, with a defined formula and a two-part system ratio. Made in the United States and packaged in a 500 mL bottle, it fits aquarium care focused on alkalinity and carbonate availability.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What is Seachem Reef Fusion 2 used for?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Seachem Reef Fusion 2 is designed to restore and maintain alkalinity in reef aquariums and provide carbonate for calcareous species.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What ratio is Seachem Reef Fusion 2 part of?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Seachem Reef Fusion 2 is part of a two-part system with a simple 1:1 ratio.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Seachem","offers":[{"title":"Default Title","offer_id":67865544065415,"sku":"B0036S2VOG","price":33.19,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1108\/7619\/7255\/files\/seachem-reef-fusion-2-front-product.jpg?v=1793490653"},{"product_id":"seachem-matrixcarbon-aquarium-filter-media-for-tidal-110-275-ml-bag","title":"Seachem MatrixCarbon Aquarium Filter Media for Tidal 110, 275 mL Bag","description":"\u003cp\u003e\u003cstrong\u003eSeachem MatrixCarbon is activated carbon filter media for the Tidal 110, supplied as a 275 mL bag of spherical beads for chemical and mechanical filtration.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e275 mL bag for the Tidal 110 — provides a quantity of carbon media for that filter.\u003c\/li\u003e\n\u003cli\u003eActivated, bituminous coal-based carbon — provides macroporous binding sites for filtration.\u003c\/li\u003e\n\u003cli\u003eSpherical bead shape — supports water flow through the media and is designed not to pack.\u003c\/li\u003e\n\u003cli\u003eMacropores and micropores — allow the media to mechanically filter objects of molecular size.\u003c\/li\u003e\n\u003cli\u003eLow ash content — gives the carbon minimal impact on pH.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSeachem MatrixCarbon is made for aquarium filtration when you want carbon media to contribute both chemical and mechanical filtration. Its bead form is designed to allow water to pass through the media rather than letting it pack together, while the carbon’s pore structure provides binding sites and mechanical filtration.\u003c\/p\u003e\n\u003ch3\u003eWhat kind of filtration does Seachem MatrixCarbon provide?\u003c\/h3\u003e\n\u003cp\u003eSeachem MatrixCarbon works as both a chemical and a mechanical filter. Its activated carbon has macroporous binding sites, while its macropores and micropores also mechanically filter objects of molecular size. This gives the media two filtration functions in one carbon product.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eActivated carbon formed from bituminous coal.\u003c\/li\u003e\n\u003cli\u003eMacroporous binding sites for chemical filtration.\u003c\/li\u003e\n\u003cli\u003eMacropores and micropores for mechanical filtration.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHow does the bead shape affect water flow?\u003c\/h3\u003e\n\u003cp\u003eThe spherical beads are designed for hydrodynamics: Seachem MatrixCarbon permits maximum water flow and will not pack. The carbon’s high density of macroporous binding sites supplies filtration contact within this flow-focused bead form.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSpherical carbon bead construction.\u003c\/li\u003e\n\u003cli\u003eDesigned to resist packing.\u003c\/li\u003e\n\u003cli\u003eHigh density of macroporous binding sites.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eDoes Seachem MatrixCarbon affect water pH?\u003c\/h3\u003e\n\u003cp\u003eSeachem MatrixCarbon has very low ash content and a minimal impact on pH; even when added to distilled water, it does not raise pH above 7.0. This specific pH claim describes the result in distilled water and does not promise a particular pH outcome in every aquarium.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eLow ash content.\u003c\/li\u003e\n\u003cli\u003eMinimal pH impact.\u003c\/li\u003e\n\u003cli\u003eDoes not raise distilled water above pH 7.0.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis bag of Seachem MatrixCarbon suits aquarium keepers using a Tidal 110 who want spherical activated carbon media that combines chemical and mechanical filtration. Its fit, bead construction, pore structure and stated pH behavior make its role clear: carbon filtration designed to support water flow without packing.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Which filter is Seachem MatrixCarbon made for?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Seachem MatrixCarbon is supplied as a 275 mL bag of filter media for use with the Tidal 110.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does Seachem MatrixCarbon affect pH?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Seachem MatrixCarbon has low ash content and minimal pH impact; in distilled water, it does not raise pH above 7.0.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Seachem","offers":[{"title":"Default Title","offer_id":67865761022343,"sku":"B01N22ZAJE","price":37.08,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1108\/7619\/7255\/files\/seachem-matrixcarbon-filter-media-front-view.jpg?v=1793493104"},{"product_id":"seachem-clarity-aquarium-water-clarifier-500-ml-for-freshwater-and-marine-tanks","title":"Seachem Clarity Aquarium Water Clarifier, 500 mL for Freshwater and Marine Tanks","description":"\u003cp\u003eSeachem Clarity is a 500 mL aquarium water clarifier for clearing cloudy freshwater and marine tanks with precipitating and flocculating agents in one bottle.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eTargets chemical and particulate cloudiness — including debris stirred up from gravel.\u003c\/li\u003e\n\u003cli\u003ePlant- and reef-safe formula — suited to planted freshwater and reef aquariums.\u003c\/li\u003e\n\u003cli\u003eOne dose combines two clarifying actions — no separate bottles for different types of cloudiness.\u003c\/li\u003e\n\u003cli\u003eDosage is 1 capful (5 mL) per 80 L (20 gallons) — a clear measure for routine use.\u003c\/li\u003e\n\u003cli\u003eWorks with mechanical filtration — the resulting clumps can be captured by filter media.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eCloudy aquarium water can come from floating particles or chemical clouding, and very fine matter may pass through filter media before it clumps together. Clarity is made for aquarists who want to address these different forms of cloudiness across freshwater and marine environments with a single treatment. The temporary haze that appears after dosing is part of the process, not a sign that the treatment has failed.\u003c\/p\u003e\n\u003ch3\u003eWhat kinds of aquarium cloudiness does Clarity address?\u003c\/h3\u003e\n\u003cp\u003eClarity is formulated for both chemical clouding and particulate clouding, including fine debris released when gravel is disturbed. Its advanced polymeric flocculating agent helps small suspended particles gather into larger clumps that mechanical filtration can remove.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSuitable for freshwater and marine aquariums.\u003c\/li\u003e\n\u003cli\u003eDesigned to address multiple types of cloudiness with one product.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHow does Clarity work in the aquarium?\u003c\/h3\u003e\n\u003cp\u003eAfter it is added to the water, suspended matter begins to gather into visible clumps. This can create a cloudy haze at first; that temporary change is normal and indicates the flocculation process is underway. As the particles become large enough to be caught by filter media, mechanical filtration removes the residue. Rapid clarification follows.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eThe treatment uses precipitating and flocculating agents together.\u003c\/li\u003e\n\u003cli\u003eAfter the tank clears, clean the filter floss or cartridge when treating chemical or particulate clouding.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHow much Clarity should I use?\u003c\/h3\u003e\n\u003cp\u003eUse 1 capful, equal to 5 mL, for every 80 L (20 gallons) of aquarium water. Measure the dose against the tank’s water volume so the amount matches the stated treatment rate.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eA slight increase in cloudiness after dosing can be normal.\u003c\/li\u003e\n\u003cli\u003eFor the 500 mL bottle, the stated treatment measure is a 5 mL capful.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSeachem Clarity suits aquarium keepers managing cloudy water in planted freshwater, marine, or reef settings, including cloudiness caused by fine particles or chemical matter. It is designed for use with mechanical filtration, which captures the clumped residue. For aquarists seeking one treatment for different kinds of aquarium cloudiness, Clarity brings both clarifying actions together in a single bottle.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How much Seachem Clarity should I use?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Use 1 capful (5 mL) of Seachem Clarity per 80 L (20 gallons) of aquarium water.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can Seachem Clarity be used in reef and planted aquariums?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. Seachem Clarity is designed for freshwater and marine aquariums and is plant- and reef-safe.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Seachem","offers":[{"title":"Default Title","offer_id":67865775538567,"sku":"B006L486NM","price":37.94,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1108\/7619\/7255\/files\/seachem-clarity-500ml-bottle-front.jpg?v=1793493217"},{"product_id":"seachem-clarity-water-clarifier-500-ml-bottle-for-water-care","title":"Seachem Clarity Water Clarifier, 500 mL Bottle for Water Care","description":"\u003cp\u003e\u003cstrong\u003eSeachem Clarity is a 500 mL water clarifier made to clarify water.\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eWater clarifier — made for water clarification.\u003c\/li\u003e\n\u003cli\u003e500 mL — the bottle contains 500 mL of product.\u003c\/li\u003e\n\u003cli\u003eSeachem Laboratories — the manufacturer named for this product.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eSeachem Clarity is intended for shoppers looking for a water clarifier. The product information identifies its purpose and bottle volume, so it is straightforward to choose by product type and quantity.\u003c\/p\u003e\u003ch3\u003eWhat is Seachem Clarity made for?\u003c\/h3\u003e\u003cp\u003eSeachem Clarity is made for water clarification. Its product type identifies it as a water clarifier.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eProduct type: water clarifier.\u003c\/li\u003e\n\u003cli\u003eBrand: Seachem.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eHow much Seachem Clarity is in the bottle?\u003c\/h3\u003e\u003cp\u003eSeachem Clarity comes in a 500 mL bottle. The product is identified as Seachem Clarity 500 mL and as a 500 mL water clarifier.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eVolume: 500 mL.\u003c\/li\u003e\n\u003cli\u003eManufacturer: Seachem Laboratories.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eSeachem Clarity suits shoppers seeking a water clarifier in a 500 mL size. Its stated product type and volume make it a clear fit for buyers choosing by intended purpose and bottle quantity.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What is Seachem Clarity used for?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Seachem Clarity is a water clarifier made for water clarification.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How much product does Seachem Clarity contain?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Seachem Clarity is sold in a 500 mL bottle.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Seachem","offers":[{"title":"Default Title","offer_id":67865867977095,"sku":"B004LOBKNC","price":38.33,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1108\/7619\/7255\/files\/seachem-clarity-water-clarifier-bottle.jpg?v=1793493780"},{"product_id":"seachem-cuprisorb-aquarium-copper-removal-resin-250-ml-regenerable","title":"Seachem CupriSorb Aquarium Copper Removal Resin, 250 mL, Regenerable","description":"\u003cp\u003e\u003cstrong\u003eSeachem CupriSorb is a copper-specific aquarium chelating resin for removing copper and heavy metals, supplied in a 250 mL (15 cu.in) size for copper removal, including emergency use.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAdsorbs copper and heavy metals — helps remove unwanted metals from aquarium water.\u003c\/li\u003e\n\u003cli\u003eCopper-specific chelating resin — targets copper rather than relying on cation exchange.\u003c\/li\u003e\n\u003cli\u003eRemoves all types of copper, including chelated copper — addresses copper in different forms.\u003c\/li\u003e\n\u003cli\u003eRemoves copper more rapidly and efficiently than carbon — makes it suitable for emergency copper removal.\u003c\/li\u003e\n\u003cli\u003eCan be regenerated repeatedly — supports reuse as part of ongoing aquarium care.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eCupriSorb is made for aquarists managing copper in treated tanks, including situations where copper may continue to leach from the substrate. Its targeted adsorption also makes it useful when copper has precipitated into the gravel or substrate bed and gradual removal is needed.\u003c\/p\u003e\n\u003ch3\u003eWhat does Seachem CupriSorb remove?\u003c\/h3\u003e\n\u003cp\u003eSeachem CupriSorb adsorbs copper in all forms, including chelated copper, as well as heavy metals. Its copper-specific chelating action distinguishes it from ordinary cation-exchange resins, which can remove copper in freshwater but are ineffective in saltwater.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDesigned to address copper across different forms, not only unchelated copper.\u003c\/li\u003e\n\u003cli\u003eProvides a copper-focused alternative to cation-exchange resin.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHow does CupriSorb help with copper-treated aquariums?\u003c\/h3\u003e\n\u003cp\u003eSeachem CupriSorb can help maintain invertebrates in copper-treated tanks by removing copper that leaches from the substrate. With continuous use, it gradually extracts even precipitated copper from the gravel or substrate bed.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eUseful for managing copper that remains in aquarium substrate.\u003c\/li\u003e\n\u003cli\u003eGradual extraction from the bed occurs with continuous use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhen is CupriSorb effective, and can it be reused?\u003c\/h3\u003e\n\u003cp\u003eSeachem CupriSorb remains effective until the resin turns deep blue-black, and it may be regenerated repeatedly. It removes copper more rapidly and efficiently than carbon, which is why it is suited to emergency copper removal.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDeep blue-black resin is the stated visual indicator of its effective service period.\u003c\/li\u003e\n\u003cli\u003eThe 250 mL (15 cu.in) quantity is supplied as one product size.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eCupriSorb suits aquarists who need a copper-targeting resin for copper-treated tanks, substrate leaching, or precipitated copper, including tanks where invertebrate maintenance is a concern. Its copper-specific chelating action and ability to be regenerated repeatedly make it a practical choice for ongoing copper management.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What types of copper does Seachem CupriSorb remove?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Seachem CupriSorb removes all types of copper, including chelated copper, and also adsorbs heavy metals.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How do I know when Seachem CupriSorb is no longer effective, and can it be reused?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Seachem CupriSorb remains effective until it turns deep blue-black and may be regenerated repeatedly.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Seachem","offers":[{"title":"Default Title","offer_id":67865916440967,"sku":"B0002A5VWU","price":36.76,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1108\/7619\/7255\/files\/seachem-cuprisorb-product-view.jpg?v=1793494136"},{"product_id":"seachem-reef-kalkwasser-for-reef-aquariums-250-g-8-8-oz-calcium-hydroxide","title":"Seachem Reef Kalkwasser for Reef Aquariums, 250 g Calcium Hydroxide","description":"\u003cp\u003eSeachem Reef Kalkwasser is a high-purity calcium hydroxide mix for preparing limewater to maintain calcium in reef aquariums, supplied in a 250 g (8.8 oz) size.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePure calcium hydroxide — provides the ingredient used to make kalkwasser limewater.\u003c\/li\u003e\n\u003cli\u003eHigh purity and solubility — supports preparing a limewater solution.\u003c\/li\u003e\n\u003cli\u003eFor top-off water — offers a way to add calcium as aquarium water is topped off.\u003c\/li\u003e\n\u003cli\u003eCan maintain calcium at natural seawater levels — supports a key reef aquarium water parameter.\u003c\/li\u003e\n\u003cli\u003eRaises pH without affecting carbonate alkalinity — provides this specific water-chemistry effect.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eMaintaining calcium and carbonate alkalinity is part of managing reef aquarium water. Seachem Reef Kalkwasser is intended for aquarists who prepare limewater and use it in relation to top-off water. The extent to which kalkwasser can maintain these levels depends on the aquarium’s evaporation rate and carbon dioxide concentration, so its effect is linked to conditions in the system.\u003c\/p\u003e\n\u003ch3\u003eWhat does Seachem Reef Kalkwasser do in aquarium water?\u003c\/h3\u003e\n\u003cp\u003eIt is used to prepare limewater that maintains calcium directly and carbonate alkalinity indirectly. The product’s calcium hydroxide also increases pH without affecting carbonate alkalinity. These are distinct water-chemistry effects: the solution’s ability to maintain calcium and alkalinity depends on evaporation and carbon dioxide, while the stated pH effect does not impact carbonate alkalinity.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCalcium support is direct.\u003c\/li\u003e\n\u003cli\u003eCarbonate alkalinity support is indirect.\u003c\/li\u003e\n\u003cli\u003eThe solution’s capacity depends on evaporation rate and CO2 concentration.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHow is Seachem Reef Kalkwasser used?\u003c\/h3\u003e\n\u003cp\u003eUse it to prepare a kalkwasser limewater solution, with top-off water identified as an ideal application for increasing calcium. This makes it relevant to aquarists who want calcium maintenance connected to water top-off, rather than a standalone description of a complete aquarium dosing routine. The amount it can contribute depends on how much water evaporates and the system’s carbon dioxide concentration.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eThe product is calcium hydroxide, the ingredient used to make limewater.\u003c\/li\u003e\n\u003cli\u003eTop-off water is the stated application for increasing calcium.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhat if limewater does not provide enough calcium or alkalinity?\u003c\/h3\u003e\n\u003cp\u003eWhen evaporation rate and carbon dioxide concentration are insufficient for the needed effect, Seachem identifies other products for additional support. Reef Advantage Calcium, Reef Complete, or Reef Calcium can provide additional calcium; Reef Builder or Reef Carbonate can provide carbonate alkalinity. Do not mix these products directly with a kalkwasser solution.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAdditional calcium options: Reef Advantage Calcium, Reef Complete, or Reef Calcium.\u003c\/li\u003e\n\u003cli\u003eAdditional carbonate alkalinity options: Reef Builder or Reef Carbonate.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSeachem Reef Kalkwasser suits reef aquarists who have time to prepare limewater and account for evaporation and carbon dioxide conditions in their system. It is a less hands-on choice for people prepared to manage this method; beginners or aquarists with less time may prefer a less involved way to maintain ionic concentrations. Its purpose is to provide calcium hydroxide for limewater-based calcium maintenance, with carbonate alkalinity supported indirectly.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What is Seachem Reef Kalkwasser used for?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Seachem Reef Kalkwasser is calcium hydroxide used to prepare limewater, which maintains calcium directly and carbonate alkalinity indirectly in reef aquariums.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can Seachem Reef Kalkwasser be mixed with Reef Builder or Reef Calcium?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No. Seachem Reef Kalkwasser should not be mixed directly with Reef Builder, Reef Carbonate, Reef Advantage Calcium, Reef Complete, or Reef Calcium.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Seachem","offers":[{"title":"Default Title","offer_id":67866081395079,"sku":"B0002A5WOM","price":35.25,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1108\/7619\/7255\/files\/seachem-reef-kalkwasser-front-container.jpg?v=1793495866"},{"product_id":"seachem-reef-zooplankton-500-ml-17-fl-oz-easy-to-use","title":"Seachem Reef Zooplankton, 500 mL, Easy to Use","description":"\u003cp\u003e\u003cstrong\u003eSeachem Reef Zooplankton is a zooplankton product designed for pet use, supplied in a 500 mL (17 fl oz) size and manufactured in the United States.\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eZooplankton product for pet use — choose it for a pet-related reef product.\u003c\/li\u003e\n\u003cli\u003e500 mL (17 fl oz) size — provides the stated product volume.\u003c\/li\u003e\n\u003cli\u003eManufactured in the United States — identifies its country of manufacture.\u003c\/li\u003e\n\u003cli\u003eEasy to use — a stated feature for straightforward use.\u003c\/li\u003e\n\u003cli\u003eDesigned to add value — a value-focused feature of the product.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eSeachem Reef Zooplankton is for shoppers seeking a Seachem product identified for reef use and designed for pets. The product name identifies its zooplankton category, while the stated purpose is pet use. Its listed volume and country of manufacture give buyers two concrete details to consider when choosing it. The product is also identified as easy to use, making usability part of its stated appeal.\u003c\/p\u003e\u003ch3\u003eWhat is Seachem Reef Zooplankton designed for?\u003c\/h3\u003e\u003cp\u003eSeachem Reef Zooplankton is designed for pet use and identified as a reef zooplankton product. The name makes its product category clear, so it is relevant to shoppers looking specifically for Seachem Reef Zooplankton rather than an unspecified pet product. Its stated pet-use purpose helps define who it is made for.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eBrand: Seachem.\u003c\/li\u003e\n\u003cli\u003eProduct type: Reef Zooplankton.\u003c\/li\u003e\n\u003cli\u003eStated purpose: designed for pets and their use.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eHow much Seachem Reef Zooplankton is included?\u003c\/h3\u003e\u003cp\u003eSeachem Reef Zooplankton is supplied in a 500 mL (17 fl oz) size. This gives you the stated volume when considering the product for your pet-related needs.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eVolume: 500 mL.\u003c\/li\u003e\n\u003cli\u003eAlso shown as: 17 fl oz.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWhere is Seachem Reef Zooplankton manufactured?\u003c\/h3\u003e\u003cp\u003eSeachem Reef Zooplankton is manufactured in the United States. This country-of-manufacture detail can help shoppers who want to know where the product is made.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCountry of manufacture: United States.\u003c\/li\u003e\n\u003cli\u003eEase of use is a stated product feature.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eSeachem Reef Zooplankton suits shoppers looking for a pet-use product in the reef zooplankton category, with a clearly stated 500 mL (17 fl oz) volume and United States manufacture. Its stated purpose is for pets, and its ease of use is part of its appeal. It is a reef zooplankton product made for pet use in the stated 500 mL size.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What is Seachem Reef Zooplankton designed for?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Seachem Reef Zooplankton is a reef zooplankton product designed for pet use.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What size is Seachem Reef Zooplankton?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Seachem Reef Zooplankton is supplied in a 500 mL (17 fl oz) size.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Seachem","offers":[{"title":"Default Title","offer_id":67866091520391,"sku":"B004YLJWPK","price":34.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1108\/7619\/7255\/files\/seachem-reef-zooplankton-product-front.jpg?v=1793495915"},{"product_id":"seachem-neutral-regulator-500-g-1-1-lb-easy-to-use-regulator-made-in-the-usa","title":"Seachem Neutral Regulator, 500 g, Easy-to-Use Regulator Made in the USA","description":"\u003cp\u003e\u003cstrong\u003eSeachem Neutral Regulator is a 500 g (1.1 lb) regulator product for shoppers seeking neutral regulation, made in the United States.\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e500 g (1.1 lb) — provides the product quantity in one package.\u003c\/li\u003e\n\u003cli\u003eNeutral Regulator — identifies the product’s neutral-regulation purpose.\u003c\/li\u003e\n\u003cli\u003eEasy to use — offers a straightforward product option.\u003c\/li\u003e\n\u003cli\u003eManufactured in the United States — gives buyers a clear origin detail.\u003c\/li\u003e\n\u003cli\u003eSeachem product — makes the brand easy to identify when choosing.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eWhen choosing a regulator, it helps to know the product name, package quantity, and origin before buying. Seachem Neutral Regulator is a clearly identified option for customers looking specifically for a neutral regulator, with its package quantity and country of manufacture stated up front.\u003c\/p\u003e\u003ch3\u003eWhat is Seachem Neutral Regulator for?\u003c\/h3\u003e\u003cp\u003eSeachem Neutral Regulator is intended for neutral regulation, as indicated by its product name. This makes it relevant to buyers who are looking for a regulator with that stated purpose. The available product details do not provide a target measurement or describe a specific mechanism, so the product is presented here by its name and stated role.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eProduct name: Neutral Regulator.\u003c\/li\u003e\n\u003cli\u003eBrand: Seachem.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eHow much product comes in the package?\u003c\/h3\u003e\u003cp\u003eEach package contains 500 g (1.1 lb) of Seachem Neutral Regulator. The stated quantity gives buyers a concrete basis for identifying the package size they want.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eNet quantity: 500 g (1.1 lb).\u003c\/li\u003e\n\u003cli\u003eProduct: Seachem Neutral Regulator.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWhat should I know about its use and origin?\u003c\/h3\u003e\u003cp\u003eSeachem identifies this product as easy to use and states that it is manufactured in the United States. Those details give shoppers a simple overview of handling and manufacturing origin without adding unsupported directions or technical claims.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eEase of use: identified as easy to use.\u003c\/li\u003e\n\u003cli\u003eManufacturing origin: United States.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThis product suits buyers seeking Seachem Neutral Regulator in the 500 g (1.1 lb) package and who value a stated United States manufacturing origin. Its defining details are its neutral-regulation purpose, package quantity, and named brand.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What is Seachem Neutral Regulator for?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Seachem Neutral Regulator is intended for neutral regulation, as indicated by its product name.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How much Seachem Neutral Regulator is in the package?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Seachem Neutral Regulator comes in a 500 g (1.1 lb) package.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Seachem","offers":[{"title":"Default Title","offer_id":67866150568327,"sku":"B00025694Y","price":34.91,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1108\/7619\/7255\/files\/seachem-neutral-regulator-front-view.jpg?v=1793496494"},{"product_id":"seachem-reef-kalkwasser-calcium-hydroxide-for-reef-aquariums-500-g","title":"Seachem Reef Kalkwasser Calcium Hydroxide for Reef Aquariums, 500 g","description":"\u003cp\u003e\u003cstrong\u003eSeachem Reef Kalkwasser is a high-purity calcium hydroxide for preparing limewater to maintain reef-aquarium calcium, supplied in a 500 g (1.1 lb) size.\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eVery pure calcium hydroxide — provides the active ingredient for kalkwasser solutions.\u003c\/li\u003e\n\u003cli\u003eHigh solubility — supports preparation of limewater.\u003c\/li\u003e\n\u003cli\u003eSuited to top-off water — a way to add calcium as water is replenished.\u003c\/li\u003e\n\u003cli\u003eSupports natural seawater calcium levels — when aquarium conditions allow the solution to work.\u003c\/li\u003e\n\u003cli\u003eRaises pH without affecting carbonate alkalinity — separates its direct pH effect from alkalinity change.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eReef aquariums need calcium for maintaining conditions at natural seawater levels, and kalkwasser offers a way to supply it through top-off water. Seachem Reef Kalkwasser is made for aquarists preparing limewater solutions and managing calcium and carbonate alkalinity together. How much the solution can contribute depends on the aquarium’s evaporation rate and CO2 concentration.\u003c\/p\u003e\u003ch3\u003eHow does Seachem Reef Kalkwasser support calcium and alkalinity?\u003c\/h3\u003e\u003cp\u003eCalcium hydroxide in limewater maintains calcium directly and carbonate alkalinity indirectly. Seachem Reef Kalkwasser also increases pH without directly changing carbonate alkalinity. The solution’s capacity to maintain these parameters depends on evaporation and CO2 concentration, so its contribution varies with aquarium conditions.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eDesigned for maintaining calcium concentrations at natural seawater levels.\u003c\/li\u003e\n\u003cli\u003eIts effect on carbonate alkalinity is indirect.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eHow is Seachem Reef Kalkwasser used?\u003c\/h3\u003e\u003cp\u003eUse Seachem Reef Kalkwasser to prepare limewater, also called kalkwasser, for aquarium use, including adding calcium through top-off water. The product is calcium hydroxide; the prepared solution is what is used to maintain calcium and indirectly support carbonate alkalinity. No mixing ratio or dosing schedule is provided here, so this description does not prescribe one.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSuitable for increasing calcium in top-off water.\u003c\/li\u003e\n\u003cli\u003eThe amount it can contribute is tied to evaporation rate and CO2 concentration.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWhat if a kalkwasser solution does not provide enough calcium or alkalinity?\u003c\/h3\u003e\u003cp\u003eIf evaporation and CO2 conditions limit the solution’s contribution, Seachem identifies other calcium and alkalinity products as options for supplementation. Reef Advantage Calcium, Reef Complete, or Reef Calcium can provide additional calcium; Reef Builder or Reef Carbonate can provide carbonate alkalinity. Do not mix those products directly into a kalkwasser solution.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCalcium supplementation options: Reef Advantage Calcium, Reef Complete, and Reef Calcium.\u003c\/li\u003e\n\u003cli\u003eCarbonate alkalinity options: Reef Builder and Reef Carbonate.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eSeachem Reef Kalkwasser suits reef aquarists who want to prepare limewater from calcium hydroxide and use top-off water as part of calcium maintenance. Its role in maintaining calcium and carbonate alkalinity depends on evaporation and CO2 conditions, making it a fit for aquariums where those factors support kalkwasser use.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What is Seachem Reef Kalkwasser used for?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Seachem Reef Kalkwasser is calcium hydroxide for preparing limewater, which can maintain aquarium calcium directly and carbonate alkalinity indirectly.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I mix other supplements directly into Seachem Reef Kalkwasser?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No. Seachem Reef Kalkwasser should not be mixed directly with Reef Advantage Calcium, Reef Complete, Reef Calcium, Reef Builder, or Reef Carbonate.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Seachem","offers":[{"title":"Default Title","offer_id":67866221642119,"sku":"B0002A5WOW","price":37.57,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1108\/7619\/7255\/files\/seachem-reef-kalkwasser-product-front.jpg?v=1793497189"},{"product_id":"seachem-aquarium-algae-scraper-6-inch-white-with-3-retractable-cleaning-options","title":"Seachem Aquarium Algae Scraper, 6-Inch White with 3 Retractable Cleaning Options","description":"\u003cp\u003eSeachem Aquarium Scraper is a 6-inch (15.24 cm) algae-removal tool with three retractable cleaning options for glass and acrylic aquariums.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eThree retractable options—metal blade, plastic blade and soft pad — let you choose a cleaning surface for the aquarium material.\u003c\/li\u003e\n\u003cli\u003eMetal blade for glass aquariums — removes tough algae from glass.\u003c\/li\u003e\n\u003cli\u003ePlastic blade for glass and acrylic — offers a surface-safe option for both materials.\u003c\/li\u003e\n\u003cli\u003eSoft pad for acrylic — removes gunk from scratches.\u003c\/li\u003e\n\u003cli\u003eErgonomic handle — supports comfortable use in multiple positions.\u003c\/li\u003e\n\u003cli\u003eRetractable blade housing — covers the blade while it is not in use.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eAlgae can build up on aquarium walls, while the right cleaning tool depends on whether the tank is glass or acrylic. Seachem’s scraper provides different blade and pad options in one tool, so you can select the cleaning surface to suit the aquarium. Its white color also makes algae easier to see as you work and helps you judge when it has been removed.\u003c\/p\u003e\u003ch3\u003eWhich scraper option should I use for my aquarium?\u003c\/h3\u003e\u003cp\u003eUse the metal blade for tough algae on glass, the plastic blade on glass or acrylic, and the soft pad for acrylic. Each option is retractable, allowing you to select the head that matches the surface you are cleaning.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eThe metal blade is not for acrylic aquariums.\u003c\/li\u003e\n\u003cli\u003eThe plastic blade is safe for glass and acrylic.\u003c\/li\u003e\n\u003cli\u003eThe soft pad is intended for acrylic and can lift gunk from scratches.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eHow does the scraper handle during cleaning?\u003c\/h3\u003e\u003cp\u003eThe ergonomic handle is shaped for comfortable use in multiple positions. Its white finish helps algae stand out against the scraper, so you can see the area you are working on and assess when the algae is gone.\u003c\/p\u003e\u003cp\u003eThe blade housing retracts to cover the blade when the scraper is not being used. This built-in design keeps the blade housed between cleaning sessions, while the different cleaning surfaces let you choose an option suited to the tank material.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eUse care near the gravel line when cleaning acrylic to avoid scratching it.\u003c\/li\u003e\n\u003cli\u003eThe white color improves visibility of algae during removal.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWhat should I keep in mind when choosing a blade?\u003c\/h3\u003e\u003cp\u003eMatch the cleaning option to the aquarium surface: the metal blade is for glass, while the plastic blade works on glass and acrylic. For acrylic, the soft pad is another option, particularly for gunk in scratches.\u003c\/p\u003e\u003cp\u003eChoosing by surface helps you use the intended cleaning head for the tank. The scraper brings these three options together in one 6-inch tool, rather than requiring a separate scraper for each listed cleaning surface.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eMetal: glass only.\u003c\/li\u003e\n\u003cli\u003ePlastic: glass or acrylic.\u003c\/li\u003e\n\u003cli\u003eSoft pad: acrylic.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThis scraper suits aquarium owners who want distinct cleaning options for glass or acrylic and a handle designed for use in multiple positions. It is especially useful when algae removal needs to be matched to the tank surface; for acrylic, choose the plastic blade or soft pad rather than the metal blade.\u003c\/p\u003e\n\u003ch3\u003eIngredients\u003c\/h3\u003e\n\u003cp\u003eAll-Natural\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does the Seachem Aquarium Scraper float?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The Seachem Aquarium Scraper floats, making it easier to retrieve if it drops into the aquarium.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How can I store the Seachem Aquarium Scraper?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: The Seachem Aquarium Scraper has a hole for hanging storage, and its retractable housing covers the blade when it is not in use.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Seachem","offers":[{"title":"Default Title","offer_id":67866375160199,"sku":"B082WKSTM7","price":37.41,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1108\/7619\/7255\/files\/seachem-aquarium-scraper-front-view.jpg?v=1793498873"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1108\/7619\/7255\/collections\/seachem-reef-kalkwasser-product-front.jpg?v=1793657364","url":"https:\/\/ardentpets.co.uk\/collections\/seachem.oembed?page=3","provider":"ArdentPets","version":"1.0","type":"link"}