{"product_id":"marine-nitrate-low-range-checker®-hc","title":"Marine Nitrate Low Range Checker® HC","description":"\u003cp\u003eThe HI781 Checker\u003csup\u003e®\u003c\/sup\u003eHC (Handheld Colorimeter) is a simple, accurate, and cost-effective way to measure nitrate from\u003cspan\u003e \u003c\/span\u003e\u003cspan\u003e0.00 to 5.00 ppm\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e(as NO3–) in your saltwater aquarium. For samples containing 5.0 to 50.0 ppm nitrate, follow the approved dilution procedure.\u003c\/p\u003e\n\u003cp\u003eNitrate is a by-product of the Nitrogen cycle. Excessive amounts of nitrates in a reef aquarium can promote the growth of undesirable organisms including algae and dinoflagellates while insufficient amounts can lead to starvation in which SPS and other corals will show signs including the loss of color and paleness.\u003c\/p\u003e\n\u003cp\u003eThe HI781 Nitrate Checker HC is a handheld colorimeter that uses the Beer-Lambert principle to determine the concentration of nitrate colorimetrically. The HI781 is designed specifically to measure low levels of nitrate in a saltwater aquarium.\u003c\/p\u003e\n\u003ch3\u003eFeatures at-a-glance:\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFor use with saltwater samples.\u003c\/li\u003e\n\u003cli\u003eMore accurate than chemical test kits.\u003c\/li\u003e\n\u003cli\u003eDedicated to a single parameter.\u003c\/li\u003e\n\u003cli\u003eSmall size, big convenience.\u003c\/li\u003e\n\u003cli\u003eNo errors with a digital readout.\u003c\/li\u003e\n\u003cli\u003eIdeal for aquariums and marine biology applications.\u003c\/li\u003e\n\u003cli\u003eFor samples containing 5-50 ppm nitrate, follow the dilution procedure.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003eThe HI781-25 are high-quality reagents that are pre-measured, allowing for users to achieve fast and accurate measurements with their \u003c\/span\u003e\u003cspan\u003eHI781 \u003c\/span\u003e\u003cspan\u003eMarine Nitrate Low Range Colorimeter\u003c\/span\u003e\u003cspan\u003e. These reagents follow a c\u003c\/span\u003e\u003cspan\u003eolorimetric method in which the reaction between nitrate and the reagent causes a pink\/violet tint in the sample. This checker has been developed to work with seawater samples.\u003c\/span\u003e\u003c\/p\u003e","brand":"Hanna","offers":[{"title":"Marine Nitrate Low Range Checker® HC - MAP Price $67.99","offer_id":56720503570735,"sku":"HI781","price":47.59,"currency_code":"USD","in_stock":true},{"title":"Marine Nitrate Checker Reagents (25 Tests) - MAP Price $24.99","offer_id":56720503603503,"sku":"HI781-25","price":17.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0925\/9322\/6031\/files\/HI781-Front__67689.jpg?v=1776175116","url":"https:\/\/openhouse.carolinaaquatics.com\/products\/marine-nitrate-low-range-checker%c2%ae-hc","provider":"Carolina Aquatics Open House","version":"1.0","type":"link"}