Phosphate Low Range Colorimeter Hi713 Hanna Checker Fresh Marine Water

…results. The Hanna Phosphate Checker bridges the gap between simple chemical test kits and professional instrumentation. Accurate, affordable and easy to use. First, zero the instrument with your water sample. Next, add the reagent. Last, place the vial into the Hanna Phosphate Checker, press the…

Easily calibrate and test proper functionality of your Hanna Checker HI713 Phosphate Low Range for fresh and marine water (saltwater). Contains Standard A, Standard B and 1 Packet 713-25 Reagent* Follow instructions in packaging Acceptable results must be between 0.92 and 1.08 ppm at 25°C…