HM Digital COM-100 Waterproof EC/TDS & Temperature Combo Meter automatic pH control 0 pH Calibration Solutions for

0 pH Calibration Solutions for a complete probe maintenance routine — covering both EC and pH accuracy in one workflow

CALIFORNIA PROPOSITION 65 certificate

Stainless steel sensors

the Gravity System replaces approximately 2

Integrated Temperature Sensor: Simultaneous temperature measurement with automatic temperature compensation (ATC) for accurate salinity readings

HM Digital COM-100 Waterproof EC/TDS & Temperature Combo Meter automatic pH control 0 pH Calibration Solutions forCOM 100: Waterproof Professional Series EC TDS Meter The COM 100 is a professional grade level EC TDS Temp meter ideal for all water quality testing, hydroponics, water purification applications, wastewater regulation, aquaculture, colloidal silver, labs & scientific testing, pools & spas, ecology testing, boilers & cooling towers, water treatment and more. FEATURES: Measures electrical conductivity (EC), total dissolved solids (TDS), salinity and