pH/EC/TDS/Temp Meter

HI98131 Waterproof Pocket pH EC TDS Temperature Tester The HI98131 is a slim, lightweight, and waterproof pocket tester that measures pH, conductivity (EC), TDS (ppm), and temperature. Simple, two-button meter operation and advanced features, including a selectable EC to TDS conversion factor (0.5 – 500 ppm and 0.7 – 700 ppm). for your essential testing. All…