HM Digital COM-300 Ph/Tds/EC/Temp Meter 891144000076 and frequent users who need

and frequent users who need reliable pH meter calibration at the acidic endpoint

Order your MC120 PRO today and gain 24/7 pH oversight with lab-grade accuracy

Digital calibration can be done individually on each line

water quality labs

easy-to-read results with large digital LCD readout

HM Digital COM-300 Ph/Tds/EC/Temp Meter 891144000076 and frequent users who needThe COM 300 is a professional grade level pH 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 Potential Hydrogen (pH), Electrical Conductivity (EC), Total Dissolved Solids (TDS), Salinity and Temperature Five scales: pH,