HI 775 Checker®HC Handheld Colorimeter – Alkalinity for Fresh Water The HI 775 Checker®HC is a simple, accurate, and cost effective way to measure alkalinity in fresh water.  Designed as a more accurate alternative to chemical test kits, the HI 775 provides quick, accurate results in four easy steps.  1.) Step One – Add a sample to the included cuvette(s) 2.) Step ... Read More »

HI 755 Checker®HC Handheld Colorimeter – Alkalinity  Easier to use and more accurate than chemical test kits     Colorimetric method Accuracy ±5 ppm ±5% of reading 1 ppm (mg/L) resolution Large, easy to read digits Auto shut off Dedicated to a single parameter     Designed to work with HANNA’s liquid reagents Uses 10 mL glass cuvettes Small size, big convenience     Weighing a mere 64 g (2.25 oz.), the Checker®HC easily fits ... Read More »