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he HM-100 is a pH/EC/TDS/Temp monitor ideal for all water quality testing, hydroponics, water purification applications, wastewater regulation, aquaculture, colloidal silver, labs & scientific testing, pools &, ecology testing, boilers & cooling towers, water treatment and more.
HM Digital COM-80 Electrical Conductivity (EC) and Total Dissolved Solids Hydro Tester, 0-5000 ppm TDS Range, 1 ppm Resolution, 2% Readout Accuracy
KWD 10.500
HM Digital TDS-3 Handheld TDS Meter With Carrying Case, 0 - 9990 ppm TDS Measurement Range, 1 ppm Resolution, +/- 2% Readout Accuracy
KWD 6
HM Digital COM-100 HMDCOM100 Waterproof EC/TDS And Amp Temperature Combo Meter, 2.1" x 2.9" x 8.9", White/Purple
KWD 20.500
HM Digital ZT-2 Basic TDS Tester, 0-999 ppm Measurement Range , 1 ppm Resolution, +/- 3% Readout Accuracy, Black
KWD 5
