{"product_id":"red-sea-foundation-b-kh-alkalinity","title":"Red Sea Foundation B KH Alkalinity","description":"\u003ch3\u003eProduct overview\u003c\/h3\u003e\n\u003cp\u003eRed Sea Foundation B KH\/Alkalinity is a liquid carbonate supplement for marine tanks. Skimming and coral skeleton growth pull buffering elements from the water. If alkalinity is unstable, pH swings can stall growth and dull colour.\u003c\/p\u003e\n\u003cp\u003eIt is a concentrated mix of carbonate and bicarbonate salts balanced to natural seawater, for use with Red Sea’s Foundation calcium and magnesium additives.\u003c\/p\u003e\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCarbonate buffer:\u003c\/strong\u003e Carbonate and bicarbonate salts to hold alkalinity and resist pH drops.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCalcification:\u003c\/strong\u003e A stable carbonate supply is the main building block for coral skeleton growth.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003epH, KH, and calcium:\u003c\/strong\u003e Helps keep the three in a workable range in high-demand reefs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLiquid ions:\u003c\/strong\u003e Ready to use without converting dry salts in the tank.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow residue:\u003c\/strong\u003e Inorganic salt mix; not an organic food, so it does not add the same waste load as coral foods.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDosing hardware:\u003c\/strong\u003e Formulated to limit crusting on tips and pumps.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWater and system compatibility\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWater:\u003c\/strong\u003e Marine and reef aquariums only. Not for freshwater or planted tanks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLivestock:\u003c\/strong\u003e SPS, LPS, soft corals, and calcareous algae.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDoser:\u003c\/strong\u003e Stable unrefrigerated and unstirred in a dosing container.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eDosing and instructions\u003c\/h3\u003e\n\u003cp\u003e\u003cem\u003eAlways follow dosage \u0026amp; directions on product packaging.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003eCalculate true water volume. Typical daily use per 100 litres, aiming for 7.0–12.0 dKH depending on the system:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLPS \/ SPS frags and growing tanks:\u003c\/strong\u003e 1 ml (raises alkalinity by about 0.036 meq\/L \/ 0.1 dKH)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMixed reef:\u003c\/strong\u003e 1 ml (raises alkalinity by about 0.036 meq\/L \/ 0.1 dKH)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSPS-dominant:\u003c\/strong\u003e 2–5 ml, matched to skeletal uptake\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUltra-low nutrient (ULNS):\u003c\/strong\u003e Dose to match measured uptake of Foundation A (calcium) and Foundation C (magnesium)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eAlkalinity swings can harm sensitive corals. Test before large changes. A Red Sea KH\/Alkalinity Pro test kit is suitable. Do not raise doses without testing.\u003c\/p\u003e\n\u003ch3\u003eStorage\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBottle:\u003c\/strong\u003e Cool, dry cupboard out of direct sunlight. Do not refrigerate or freeze.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDoser:\u003c\/strong\u003e Flush lines with RO\/DI water from time to time so delivery stays accurate and tips do not crust.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Red Sea\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRange:\u003c\/strong\u003e Reef Care Program (Reef Foundation)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 500 ml \/ 1000 ml\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Red Sea","offers":[{"title":"500ml","offer_id":56329399435569,"sku":null,"price":29.95,"currency_code":"AUD","in_stock":true},{"title":"1000ml","offer_id":56329399468337,"sku":null,"price":45.95,"currency_code":"AUD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0922\/6066\/3601\/files\/redsea_khalk.png?v=1789709051","url":"https:\/\/www.williamstownaquarium.com.au\/products\/red-sea-foundation-b-kh-alkalinity","provider":"Williamstown Aquarium","version":"1.0","type":"link"}