{"product_id":"salifert-kh-alkalinity-test-kit","title":"Salifert KH\/Alkalinity Test Kit","description":"\u003ch3\u003eProduct overview\u003c\/h3\u003e\n\u003cp\u003eThe Salifert KH\/Alkalinity Test Kit measures carbonate alkalinity so you can catch swings before they stall coral growth, weaken skeletons, or cause tissue loss. Calcification and coralline growth pull buffers from the water; without a precise test, those drops are easy to miss.\u003c\/p\u003e\n\u003cp\u003eIt uses a liquid reagent and a clear colour-change indicator. Testing is done in a vial, not in the tank.\u003c\/p\u003e\n\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTitration:\u003c\/strong\u003e High-contrast indicator and reagent; colour shifts from pink\/purple to yellow\/green.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eResolution:\u003c\/strong\u003e 0.1 dKH or 0.03 meq\/L, so small trends show up early.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTests per kit:\u003c\/strong\u003e About 100–200, depending on the starting dKH.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSimple workflow:\u003c\/strong\u003e Fast titration without extra lab steps.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOff-tank:\u003c\/strong\u003e The sequence runs in a dedicated vial, so reagents do not enter the aquarium.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eShelf life:\u003c\/strong\u003e Stabilised reagents to hold accuracy when stored correctly.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWater and system compatibility\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWater:\u003c\/strong\u003e Marine reefs and freshwater tanks, including planted aquascapes and African cichlid systems.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMarine use:\u003c\/strong\u003e SPS, LPS, and soft-coral tanks.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDosing:\u003c\/strong\u003e Use the results to set daily consumption and automatic buffer doses instead of guessing.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTesting 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\u003eTypical marine targets are 7.0–11.0 dKH, or 8.4 dKH if you follow a specialised program. How often to test:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNew tank \/ rock maturation:\u003c\/strong\u003e Every 3 days while cycling settles.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMixed reef \/ moderate load:\u003c\/strong\u003e Weekly, then adjust manual buffering.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh-demand SPS:\u003c\/strong\u003e Every 2–3 days to track carbonate uptake.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUltra-low nutrient (ULNS):\u003c\/strong\u003e Test often so alkalinity does not drop under strong lighting (low KH can burn tissue).\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eStorage\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCaps:\u003c\/strong\u003e Seal droppers as soon as you finish. Evaporation skews the titration.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBox:\u003c\/strong\u003e Cool, dry cupboard out of direct sunlight. Do not freeze or overheat the reagents.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVial:\u003c\/strong\u003e Rinse with RO\/DI water and dry with a clean tissue so leftover reagent does not contaminate the next test.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Salifert\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRange:\u003c\/strong\u003e Profitest series\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTests:\u003c\/strong\u003e Approx. 100–200 (depends on baseline dKH)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Salifert","offers":[{"title":"Default Title","offer_id":56329575694641,"sku":null,"price":22.95,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0922\/6066\/3601\/files\/salifert_alktest.png?v=1789710786","url":"https:\/\/www.williamstownaquarium.com.au\/products\/salifert-kh-alkalinity-test-kit","provider":"Williamstown Aquarium","version":"1.0","type":"link"}