PH220 pH Meter
- Detachable pH electrode for general purpose use and remote measurement.
- Built-in reverse display button makes reading easy.
- Auto calibration at pH4, 7 & 10
NZ$128.00*
PH222 pH Meter
- Integrated replaceable pH electrode. A very neat package.
- Auto temperature compensation. Automatic calibration for pH4, pH7, pH10 or other value
- LCD includes a dual display and bar graph