Hanna Instruments Marine pH Colorimeter HI780 Hanna Checker
Get accurate water testing results with the HI780 Marine pH Colorimeter. With a digital read out, there is no more struggling to determine colors visually. This pH tester's compact design fits in your pocket or stores easily in your shop.
Easier to use and more accurate than chemical test kits.
One-button operation makes getting your pH results simple.
Great for aquariums and marine environmental testing.