The pHep®4 and pHep®5 Waterproof pH portable testers have many advanced features found in more expensive portable instrumentation
pHep®4 waterproof tester HI98127 can measure from -2.0 to 16.0 pH with an accuracy of ±0.1 pH. pHep®4 features automatic one or two-point calibration and automatic temperature compensation. The large multi level LCD display shows both pH and temperature readings simultaneously. The pHep®4 tester also features a replaceable pH probe that has a unique extendable cloth junction to clear any clogging that occurs.
- Waterproof
- Replaceable pH Electrode
- Automatic Two-Point pH Calibration.
pHep®5 waterproof tester HI98121 can measure from -2.00 to 16.00 pH with an accuracy of ±0.05 pH. pHep
®5 features automatic one or two-point calibration to known buffer, automatic temperature compensation. The large multi level LCD display shows both pH and temperature readings simultaneously. The pHep®5 tester also features a replaceable pH probe that has a unique extendable cloth junction to clear any clogging that occurs.
- Waterproof
- Replaceable pH Electrode
- Automatic up to Three-Point pH Calibration.
