HM Digital

$46.50
HM Digital™ pH Meter Model PH-80 Resolution: pH 0.1 pH, 0.00–14.0 pH. Accurate to +/-0.1 pH. Hold button...
HM Digital™ EC/TDS HydroTester Model COM-80 The COM-80 is an economically priced, reliable EC/TDS meter that is ideal...
$101.95
Flag-ship of the manufacturer's pH line, the PH-200 has a rounded ergonomically comfortable design for hand-held operation. Excellent...
HM Digital Waterproof Professional pH/EC/TDS/Temp Meter, COM-300 The HM Digital® Waterproof Professional pH/EC/TDS/Temp Meter COM-300 is ideal for...
$46.50
$101.95
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