{"product_id":"hanna-marine-alkalinity-checker-hc-hi772-dkh","title":"Hanna Marine Alkalinity Checker HC - HI772 (dKH)","description":"\u003cp data-pm-slice=\"1 1 []\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eHanna Marine Alkalinity Checker HC (HI772)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e makes testing alkalinity in your saltwater aquarium easier, faster and more accurate. Designed specifically for marine and reef aquariums, this digital handheld colorimeter provides precise alkalinity readings directly in dKH, eliminating the guesswork of traditional colour-matching test kits.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eAlkalinity is one of the most important water parameters to monitor in a reef aquarium. It plays a vital role in maintaining stable pH levels and providing the carbonate required for healthy coral skeletal growth. The Hanna HI772 allows you to monitor your alkalinity with confidence, helping you maintain consistent water chemistry and a thriving reef environment.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eKey Features\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eDigital Alkalinity Testing\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – Displays alkalinity readings directly in dKH, removing the need to interpret colour charts.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eDesigned for Marine Aquariums\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – Perfect for saltwater aquariums, reef tanks and coral systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eAccurate Measurements\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – Measures alkalinity between 0.0 and 20.0 dKH with a resolution of 0.1 dKH.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eSimple One-Button Operation\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – Straightforward testing suitable for beginners and experienced reef keepers.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eSupports Coral Health\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – Helps you monitor carbonate hardness, an essential parameter for coral growth and pH stability.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eCompact \u0026amp; Portable\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – Lightweight handheld design makes regular aquarium maintenance convenient.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003e25 Tests Included\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – Supplied with alkalinity reagents for 25 tests, allowing you to start testing straight away.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eReplaceable Reagents\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – Compatible with Hanna HI772-26 Marine Alkalinity Reagents.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan\u003eTechnical Specifications\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eModel:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e HI772\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eTesting Parameter:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Marine Alkalinity (dKH)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eMeasurement Range:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 0.0–20.0 dKH\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eResolution:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 0.1 dKH\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eAccuracy:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e ±0.3 dKH ±5% of reading at 25°C\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eTesting Method:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Colorimetric\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eLight Source:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e LED at 610 nm\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eBattery:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 1 × AAA (included)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eAutomatic Shut-Off:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e After 10 minutes of inactivity\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan\u003eWhat's Included?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eHanna HI772 Marine Alkalinity Checker HC\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eAlkalinity reagents for 25 tests\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e2 glass cuvettes with caps\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e1 mL syringe with tip\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e1 AAA battery\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eInstruction manual and quick-start guide\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan\u003eWhy Is Alkalinity Important in a Reef Aquarium?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eMaintaining stable alkalinity is essential for successful reef keeping. Corals consume alkalinity as they grow and build their calcium carbonate skeletons, meaning levels can gradually decrease over time.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eRegular testing allows you to identify changes early and make appropriate adjustments to your dosing routine. Consistency is particularly important in reef aquariums containing demanding stony corals such as SPS and LPS.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eWhy Choose Hanna?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eThe Hanna HI772 is an excellent investment for reef keepers looking to take control of their aquarium's water chemistry. Rather than relying on subjective colour comparisons, you get a clear digital reading that makes tracking alkalinity levels simple and convenient.\u003c\/span\u003e\u003c\/p\u003e","brand":"Mediray","offers":[{"title":"Default Title","offer_id":67694550253645,"sku":null,"price":169.99,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0571\/2180\/0269\/files\/BlueHannaMarineAlkalinityChecker.png?v=1792016055","url":"https:\/\/simplyfish.co.nz\/products\/hanna-marine-alkalinity-checker-hc-hi772-dkh","provider":"Simply Fish","version":"1.0","type":"link"}