COM-300 Waterproof Professional Series pH/EC/TDS/Temp Meter-HM Digital water quality testing EC: µS / mS

EC: µS / mS

mixing stations

It is an ideal alert when the filtration system requires service

Contents: 5 packets of +92mV

Note: 442™ is a registered trademark of Myron L Company

COM-300 Waterproof Professional Series pH/EC/TDS/Temp Meter-HM Digital water quality testing EC: µS / mSThe 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,