Hanna HI98131 GroLine pH EC TDS Temperature Tester - Waterproof Pocket Meter maple syrup refractometer The MW605 MAX is preferred

The MW605 MAX is preferred by professionals who need accurate dissolved oxygen measurements without the high cost of optical DO meters

Water-resistance washable with flowing water

EPA-compliant total chlorine measurements with the Milwaukee MI524-100 — 100 pre-measured DPD powder reagent sachets formulated specifically for the Milwaukee MW11 Total Chlorine Photometer

Manufacturing date

pool & spa technicians

Hanna HI98131 GroLine pH EC TDS Temperature Tester - Waterproof Pocket Meter maple syrup refractometer The MW605 MAX is preferredThe 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 measurements in a single, hassle free tester. Quick Cal solutions to calibrate pH and conductivity all at once with a single solution. Perfect for