HI 9124

Waterproof Portable pH Meter

HI 9125

Portable pH/ORP Meter

HI 9126

Calibration Check Portable pH/ORP Meter

HI 9146

Portable Dissolved Oxygen Meter

HI 9813-5

Portable pH/EC/TDS/Temperature Meter
with HI 9813-5 Multiparameter Probe

HI 9813-6

Portable pH/EC/TDS/Temperature Meter
with CAL CHECK Feature

HI 9835

Portable EC/TDS/NaCl/°C Meter

HI 99131

Portable pH Meter for Plating Baths

HI 99141

Portable pH Meter for Boiler and Cooling Towers