Hanna Instruments HI9142 Portable Dissolved Oxygen Meter

The dissolved oxygen (DO) meter, model HI9142, is a tough, portable, waterproof device with removable polytetrafluoroethylene (PTFE) membrane caps and a shield that is made to deliver accurate readings in challenging environmental situations. The polarographic probe, PTFE membrane covers, electrolyte fill solution, protective shield, and tough carrying case are all included with the HI9142.

  • Easily Replaceable Membrane Caps
  • Waterproof
  • One or Two Point Calibration