{"id":8308831912136,"title":"Seachem Reef Kalkwasser 250gram 250 GRAM","handle":"seachem-reef-kalkwasser-250gram-250-gram","description":"\u003ch3\u003eSeachem Reef Kalkwasser 250gram\u003c\/h3\u003e\r\n\u003cp id=\"b\"\u003eReef Kalkwasser™ is a pure calcium hydroxide with unsurpassed purity and\r\nsolubility characteristics. Calcium hydroxide is used to prepare limewater\r\n(kalkwasser) solutions that will maintain calcium concentrations at natural\r\nseawater levels. Kalkwasser solutions maintain calcium directly and carbonate\r\nalkalinity indirectly. However, its capacity to perform these functions is\r\ndependent on evaporation rate and CO2 concentration. If these two factors are\r\ninsufficient you can provide additional calcium with Reef Advantage Calcium™,\r\nReef Complete™, or Reef Calcium™, and carbonate alkalinity with Reef Builder™\r\nor Reef Carbonate™ (do not mix these directly with a kalkwasser solution).\r\nWhile Reef Kalkwasser™ is a high purity and economical limewater mix, the\r\nbeginner, or someone with not as much time to devote to their system, may\r\nprefer to use other less involved methods for maintaining proper ionic\r\nconcentration levels.\u003c\/p\u003e \r\n\r\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\r\n \u003cul class=\"a\"\u003e\r\n \u003cli\u003eVery pure calcium hydroxide\u003c\/li\u003e\r\n \u003cli\u003eIncreases pH with no impact on carbonate alkalinity\u003c\/li\u003e\r\n \u003c\/ul\u003e","published_at":"2026-04-03T18:25:17+11:00","created_at":"2026-04-03T18:25:14+11:00","vendor":"Seachem","type":"Aquarium Water Treatments","tags":["pets_selected_Mar2026"],"price":13200,"price_min":13200,"price_max":13200,"available":true,"price_varies":false,"compare_at_price":null,"compare_at_price_min":0,"compare_at_price_max":0,"compare_at_price_varies":false,"variants":[{"id":45044524318920,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"B0002A5WOM","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"Seachem Reef Kalkwasser 250gram 250 GRAM","public_title":null,"options":["Default Title"],"price":13200,"weight":331,"compare_at_price":null,"inventory_management":"shopify","barcode":"000116039307","requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}}],"images":["\/\/pawsplanetshop.com\/cdn\/shop\/files\/B0002A5WOM.jpg?v=1775730568","\/\/pawsplanetshop.com\/cdn\/shop\/files\/81_T-yQJcNL.jpg?v=1775201116","\/\/pawsplanetshop.com\/cdn\/shop\/files\/91pqhrcjqFL_704e0444-ee6d-4c7d-9824-5a0ce0d80c44.jpg?v=1775201117","\/\/pawsplanetshop.com\/cdn\/shop\/files\/31-tMVC16GL.jpg?v=1775201116"],"featured_image":"\/\/pawsplanetshop.com\/cdn\/shop\/files\/B0002A5WOM.jpg?v=1775730568","options":["Title"],"media":[{"alt":null,"id":30833372725448,"position":1,"preview_image":{"aspect_ratio":0.45,"height":2422,"width":1090,"src":"\/\/pawsplanetshop.com\/cdn\/shop\/files\/B0002A5WOM.jpg?v=1775730568"},"aspect_ratio":0.45,"height":2422,"media_type":"image","src":"\/\/pawsplanetshop.com\/cdn\/shop\/files\/B0002A5WOM.jpg?v=1775730568","width":1090},{"alt":null,"id":30833372758216,"position":2,"preview_image":{"aspect_ratio":1.5,"height":1707,"width":2560,"src":"\/\/pawsplanetshop.com\/cdn\/shop\/files\/81_T-yQJcNL.jpg?v=1775201116"},"aspect_ratio":1.5,"height":1707,"media_type":"image","src":"\/\/pawsplanetshop.com\/cdn\/shop\/files\/81_T-yQJcNL.jpg?v=1775201116","width":2560},{"alt":null,"id":30833372790984,"position":3,"preview_image":{"aspect_ratio":1.25,"height":2048,"width":2560,"src":"\/\/pawsplanetshop.com\/cdn\/shop\/files\/91pqhrcjqFL_704e0444-ee6d-4c7d-9824-5a0ce0d80c44.jpg?v=1775201117"},"aspect_ratio":1.25,"height":2048,"media_type":"image","src":"\/\/pawsplanetshop.com\/cdn\/shop\/files\/91pqhrcjqFL_704e0444-ee6d-4c7d-9824-5a0ce0d80c44.jpg?v=1775201117","width":2560},{"alt":null,"id":30833372823752,"position":4,"preview_image":{"aspect_ratio":0.75,"height":500,"width":375,"src":"\/\/pawsplanetshop.com\/cdn\/shop\/files\/31-tMVC16GL.jpg?v=1775201116"},"aspect_ratio":0.75,"height":500,"media_type":"image","src":"\/\/pawsplanetshop.com\/cdn\/shop\/files\/31-tMVC16GL.jpg?v=1775201116","width":375}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch3\u003eSeachem Reef Kalkwasser 250gram\u003c\/h3\u003e\r\n\u003cp id=\"b\"\u003eReef Kalkwasser™ is a pure calcium hydroxide with unsurpassed purity and\r\nsolubility characteristics. Calcium hydroxide is used to prepare limewater\r\n(kalkwasser) solutions that will maintain calcium concentrations at natural\r\nseawater levels. Kalkwasser solutions maintain calcium directly and carbonate\r\nalkalinity indirectly. However, its capacity to perform these functions is\r\ndependent on evaporation rate and CO2 concentration. If these two factors are\r\ninsufficient you can provide additional calcium with Reef Advantage Calcium™,\r\nReef Complete™, or Reef Calcium™, and carbonate alkalinity with Reef Builder™\r\nor Reef Carbonate™ (do not mix these directly with a kalkwasser solution).\r\nWhile Reef Kalkwasser™ is a high purity and economical limewater mix, the\r\nbeginner, or someone with not as much time to devote to their system, may\r\nprefer to use other less involved methods for maintaining proper ionic\r\nconcentration levels.\u003c\/p\u003e \r\n\r\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\r\n \u003cul class=\"a\"\u003e\r\n \u003cli\u003eVery pure calcium hydroxide\u003c\/li\u003e\r\n \u003cli\u003eIncreases pH with no impact on carbonate alkalinity\u003c\/li\u003e\r\n \u003c\/ul\u003e"}