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HM Digital




HM Digital COM100 Water Quality Testing Meter, Waterproof, Measure EC/TDS, Temperature Tester, IP-67 rating, Factory Calibrated

HM Digital COM100 Water Quality Testing Meter, Waterproof, Measure EC/TDS, Temperature Tester, IP-67 rating, Factory Calibrated, ideal for all water quality testing, water purification applications, wastewater regulation, aquaculture, hydroponics, colloidal silver, labs & scientific testing, pools & spas, ecology testing, boilers & cooling towers,...

HM Digital COM100 Water Quality Testing Meter, Waterproof, Measure EC/TDS, Temperature Tester, IP-67 rating, Factory Calibrated
HM-Digital-COM100
HM Digital
$69.99  $51.24
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HM Digital COM80 Hydro Quality Tester Meter, Measures EC/TDS, Temperature Testing, Water Resistant, Factory Calibrated

HM Digital COM80 Hydro Quality Tester Meter, Measures EC/TDS, Temperature Testing, Water Resistant, Factory Calibrated, economically priced, reliable EC/TDS meter that is ideal for testing applications such as hydroponics & gardening, pools & spas, aquariums & reef tanks, water ionizers, drinking water and more HM Digital COM80 Hydro Quality...

HM Digital COM80 Hydro Quality Tester Meter, Measures EC/TDS, Temperature Testing, Water Resistant, Factory Calibrated
HM-Digital-COM80
HM Digital
$59.99  $30.96
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HM Digital PH-200 Water pH Testing Meter, Waterproof, Measure 0-14 pH, Temperature Tester, IP-67 rating, Factory Calibrated

HM Digital PH-200 Water pH Testing Meter, Waterproof, Measure 0-14 pH, Temperature Tester, IP-67 rating, Factory Calibrated pH Meter, for all pH testing, water purification applications, wastewater regulation, aquaculture, hydroponics, colloidal silver, labs & scientific testing, pools & spas, ecology testing, boilers & cooling towers, water...

HM Digital PH-200 Water pH Testing Meter, Waterproof, Measure 0-14 pH, Temperature Tester, IP-67 rating, Factory Calibrated
HM-Digital-PH-200
HM Digital
$129.99  $68.34
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HM Digital PH-80 Hydro pH Tester Meter, Measures pH, Temperature Testing, Water Resistant, Factory Calibrated

HM Digital PH-80 Hydro pH Tester Meter, Measures pH and Temperature Testing, Water Resistant, Factory Calibrated, economically priced, reliable pH meter that is ideal for testing applications such as hydroponics & gardening, pools & spas, aquariums & reef tanks, water ionizers, drinking water and more HM Digital PH-80 Hydro pH Tester Meter,...

HM Digital PH-80 Hydro pH Tester Meter, Measures pH, Temperature Testing, Water Resistant, Factory Calibrated
HM-Digital-PH-80
HM Digital
$64.99  $45.49
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