HM Digital Meters

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HM Digital Meters 1000ppm Calibration Solution

NaCl calibration solution 1000 ppm comes in lightweight HDPE plastic bottles. Sealed with a coated f..

$6.50 $5.85

HM Digital Meters AquaPro TDS/Temperature Meter

FEATURES Measures total dissolved solids (TDS) and temperature Automatic Temperature Compen..

$42.95 $38.66

HM Digital Meters Continuous pH/EC/TDS/Temp portable/wallmount/bench

HydroMaster Digital testers make monitoring water easier than ever by reading the levels that matter..

$359.00 $323.10

HM Digital Meters EC/TDS/Temp Waterproof Hydro Tester

The COM-80 is an economically priced, reliable EC/TDS meter that is ideal for testing application..

$42.95 $38.66

HM Digital Meters PH/ORP Storage Solution

For use with HM Digital's PH-200 and PH-80 (as well as other brands of pH meters). Always make sure ..

$6.95 $6.26

HM Digital Meters PH/Temperature Meter

The PH-80 is an economically priced, reliable pH meter that is ideal for testing applications such a..

$62.95 $56.66

HM Digital Meters Replacement pH Sensor PH-200

This spare pH sensor is for HM Digital Waterproof pH Meter model P-200. Features glass pH sensor and..

$49.95 $44.96

HM Digital Meters Replacement Platinum Sensor COM-100

This spare sensor is for HM Digital EC/TDS/Temp Combo Meter model COM-100. Features platinum TDS/EC ..

$36.95 $33.26

HM Digital Meters TDS-3 Handheld TDS meter

Ideal for commercial use, the TDS-3 includes a carrying case with belt clip. It is highly efficent a..

$37.00 $33.30

HM Digital Meters Waterproof EC/TDS/Temp Combo Meter

Ideal for all water quality testing, water purification applications, wastewater regu..

$76.95 $69.26

HM Digital Meters Waterproof pH/Temperature Meter

FEATURES Measures pH and temperature Auto-ranging three point calibration with digital fine tuni..

$99.95 $89.96