HM Digital
The HM Digital TM-1 industrial-grade thermometer has dual-scale readings, a -58 to +482 degree F/ -5..
$41.93
HM Digital COM-80 Electrical Conductivity (EC) and Total Dissolved Solids Hydro Tester, 0-5000 ppm T..
$41.91
HM Digital TDS-4 Pocket Size TDS Tester Meter with 0-9990 ppm Measurement Range, 1 ppm Resolution, 2..
$38.99
-11 %
OM-100 Features: -Combo meter.-Electrical Conductivity Range: 0 - 9990 ?S; 0 - 9.99 Ms..-TDS Range: ..
$69.29 $77.94
The PH-80 is an economically priced, reliable pH meter (aka pH pen or pH tester) that is ideal for t..
$57.19
HM Digital TDS-3 Handheld TDS Meter With Carrying Case, 0 - 9990 ppm TDS Measurement Range, 1 ppm Re..
$25.16
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