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HM Digital

Products manufactured by  HM Digital .

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HM AP-1 AquaPro Water Quality Tester (TDS)

Measures total dissolved solids (TDS) and temperature. Automatic Temperature Compensation (ATC)
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HM AP-2 AquaPro Water Quality Tester (EC Tester)

Measures electrical conductivity (EC) and temperature.. l Automatic Temperature Compensation (ATC) Water-resistant housing Digital Calibration (push button)
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HM COM-100 Waterproof EC / TDS / Temp Combo Meter

Four scales: µS, mS, ppm, ppt (mS and ppt are new). Three different non-linear EC-to-TDS conversion factors (KCl, 442TM, NaCl). Automatic Temperature Compensation (ATC) using three temperature coefficients
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HM ORP-200 Waterproof ORP Meter

Measures Oxidation Reduction Potential (Redox) and Temperature. Waterproof housing (IP-67 rating) Simultaneous temperature display
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HM PH-200 Waterproof pH Meter

Measures pH and Temperature. Auto-ranging three point calibration with digital fine tuning Includes storage solution in a sponge embedded in a clear cap
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HM PH-80 pH HydroTester

Measures pH and Temperature. l One-touch automatic digital calibration Water resistant Sleek, lightweight design
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HM TDS-3 Handheld TDS Meter With Carrying Case

Ideal for commercial use. It Includes a carrying case with belt clip. Hold Function: saves measurements for convenient reading and recording Highly efficient and accurate due to its advanced microprocessor technology.
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