The microprocessor-based OAKTON Economy pH 11 meter takes measurements in pH, mV or °C. The mV output is used to take ORP readings. Other features include hold function, automatic shutoff, and ready indicator.


  • Dual display of pH (or mV) and temperature
  • Push-button pH calibration at up to five points and offset mV calibration
  • Data storage for up to 50 points