{"product_id":"hanna-hi780-25-marine-ph-reagents-100-tests-reef-aquarium","title":"Hanna HI780-25 Marine pH Reagents | 100 Tests | Reef Aquarium pH Checker","description":"\u003ch2\u003eHanna HI780-25 Marine pH Checker Reagents – 100 Tests\u003c\/h2\u003e\n\u003cp\u003eKeep your reef tank thriving with precision pH data. The \u003cstrong\u003eHanna HI780-25\u003c\/strong\u003e replacement reagents are engineered specifically for the \u003cstrong\u003eHI780 Marine pH Checker® HC\u003c\/strong\u003e, delivering fast, accurate pH readings in saltwater and reef aquarium environments — every single time.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Choose HI780-25 Reagents?\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePre-measured for accuracy\u003c\/strong\u003e — no guesswork, no dilution errors\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePhenol Red colorimetric method\u003c\/strong\u003e — color shifts from yellow to red based on pH, read instantly by the HI780 photometer\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e100 tests per bottle\u003c\/strong\u003e — long-lasting supply for regular reef monitoring\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-purity chemicals\u003c\/strong\u003e — manufactured in a state-of-the-art Hanna facility\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLot number \u0026amp; expiration date on every packet\u003c\/strong\u003e — full traceability and quality assurance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResolution of 0.1 pH\u003c\/strong\u003e — precise enough for sensitive marine and reef systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow It Works\u003c\/h3\u003e\n\u003cp\u003eAdd just 5 drops of HI780-25 reagent to your water sample. The Phenol Red reaction produces a color shift — from yellow to red — that your HI780 Checker HC reads photometrically and converts into a precise pH value displayed in pH units.\u003c\/p\u003e\n\n\u003ch3\u003eCompatible With\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eHanna HI780 Marine pH Checker® HC\u003c\/li\u003e\n\u003cli\u003eSaltwater aquariums, reef tanks, and marine research applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eProduct Details\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e HI780-25\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTests per bottle:\u003c\/strong\u003e 100\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMethod:\u003c\/strong\u003e Phenol Red colorimetric\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResolution:\u003c\/strong\u003e 0.1 pH\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible instrument:\u003c\/strong\u003e HI780 Marine pH Checker® HC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Romania\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVendor:\u003c\/strong\u003e Hanna Instruments\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"HANNA Instruments","offers":[{"title":"Default Title","offer_id":42060211126359,"sku":"HI780-25","price":36.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1555\/0581\/files\/HI780-25_ph_reagent__74180.jpg?v=1761668772","url":"https:\/\/getultimatenow.com\/products\/hanna-hi780-25-marine-ph-reagents-100-tests-reef-aquarium","provider":"Get Ultimate Now ","version":"1.0","type":"link"}