Checkers
Digital checkers to substitutes visual test kits. Pocket meters, simple in use, provide fast and accurate measurements.
HI-701 Digital Chlorine Checker Tester
HI-701 digital tester for accurate free chlorine measurement, replacing test kits, with DPD standard method.
HI727 Digital Colorimeter – Water Color Checker
HANNA's HI 727 tester measures both true and apparent water color. Direct results on the screen with no visual comparison needed.