HM Digital 1000 PPM Calibration Solution
For optimal performance, re-calibrate your meters periodically or if testing TDS or conductivity lev..
HM Digital Aquapro TDS Water Tester
Measures total dissolved solids (TDS) and temperature. Automatic Temperature Compensation (ATC). Wat..
HM Digital Handheld TDS-3 Tester
Ideal for commercial use. Includes a carrying case with belt clip. Highly efficient and accurate due..
HM Digital In-Line Dual TDS Monitor
Displays TDS levels of the feed water and product water with in and out electrode probes. Highly eff..
HM Digital pH 80 Meter
Resolution: pH 0.1 pH, 0.00 - 14.0 pH. Accurate to ..
HM Digital pH Electrode Storage Solution - 60 cc / 2 oz
For use with HM Digital's PH-200 and PH-80 (as well as other brands of pH meters). Always make sure ..
HM Digital Replacement Probe for pH
Measures pH and Temperature. Auto-ranging three point calibration with digital fine tuning. pH buffe..
HM Digital Water Resistant Ec/TDS Meter w/  Temperature in C/F Hydrotester (Model COM-80)
The COM-80 is an economically priced, reliable EC/TDS meter that is ideal for testing applications s..
HM Digital Waterproof pH Meter
Measures pH and Temperature. Auto-ranging three point calibration with digital fine tuning. pH buffe..
HM Waterproof EC/TDS/Temp Combo Meter
Measures electrical conductivity (EC), total dissolved solids (TDS) and temperature. Three different..
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