{"product_id":"alkalinity-test-kit","title":"Alkalinity Test Kit","description":"\u003cp\u003e\u003cstrong\u003eBenchmark™ Alkalinity Test Kit\u003c\/strong\u003e is a simple titration-style test kit for measuring alkalinity in reef aquariums. It is designed to give a clear, repeatable dKH result so you can understand your reef’s carbonate hardness before making dosing adjustments.\u003c\/p\u003e\n\u003ch2\u003eWhat It Measures\u003c\/h2\u003e\n\u003cp\u003eThis kit measures aquarium alkalinity in \u003cstrong\u003edKH\u003c\/strong\u003e. Alkalinity is one of the most important reef water parameters for maintaining stable coral growth, calcium carbonate formation, and overall chemistry balance.\u003c\/p\u003e\n\u003ch2\u003eKit Includes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eAlkalinity titrant\u003c\/li\u003e\n\u003cli\u003eIndicator bottle\u003c\/li\u003e\n\u003cli\u003eBenchmark™ test vial\u003c\/li\u003e\n\u003cli\u003e1 mL syringe with dispensing tip\u003c\/li\u003e\n\u003cli\u003eInstruction card\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTest Procedure\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003eRinse the test vial with aquarium water.\u003c\/li\u003e\n\u003cli\u003eAdd \u003cstrong\u003e5.00 mL\u003c\/strong\u003e of aquarium water to the vial.\u003c\/li\u003e\n\u003cli\u003eAdd \u003cstrong\u003e1 drop\u003c\/strong\u003e of indicator.\u003c\/li\u003e\n\u003cli\u003eSwirl gently. The sample should turn \u003cstrong\u003eblue\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eFill the syringe with alkalinity titrant to \u003cstrong\u003e1.00 mL\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eAdd titrant slowly while swirling.\u003c\/li\u003e\n\u003cli\u003eStop at the first stable colour change from \u003cstrong\u003eblue\u003c\/strong\u003e to \u003cstrong\u003ered\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eRecord how many mL of titrant were used.\u003c\/li\u003e\n\u003cli\u003eCalculate the result using the formula below.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch2\u003eCalculation\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eAlkalinity dKH = mL titrant used × 10\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch3\u003eExample\u003c\/h3\u003e\n\u003cp\u003eIf you used \u003cstrong\u003e0.80 mL\u003c\/strong\u003e of titrant:\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e0.80 × 10 = 8.0 dKH\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003eRecommended Reef Range\u003c\/h2\u003e\n\u003cp\u003eTypical reef aquariums are often maintained around \u003cstrong\u003e7.0–9.5 dKH\u003c\/strong\u003e, depending on the system, coral demand, salt mix, and husbandry approach.\u003c\/p\u003e\n\u003ch2\u003eTips for Best Accuracy\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eRead the syringe at eye level.\u003c\/li\u003e\n\u003cli\u003eSwirl continuously as you approach the endpoint.\u003c\/li\u003e\n\u003cli\u003eAdd titrant slowly near the colour change.\u003c\/li\u003e\n\u003cli\u003eRun a second test if the endpoint was difficult to judge.\u003c\/li\u003e\n\u003cli\u003eRinse the vial and syringe with fresh water after testing.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eTest first, then dose. Benchmark™ helps reefkeepers make chemistry decisions from measured results instead of guesswork.\u003c\/p\u003e","brand":"Benchmark","offers":[{"title":"Default Title","offer_id":47931661779198,"sku":null,"price":39.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0058\/6242\/4647\/files\/alkalinity.png?v=1777385244","url":"https:\/\/ndaquaculture.ca\/products\/alkalinity-test-kit","provider":"New Dawn Aquaculture","version":"1.0","type":"link"}