Redox Measurement (ORP)

Redox 722 Z1-Gel ORP (Redox) Probe

Platinum ORP probe with electrolyte gel.


  • Minimal maintenance
  • Compact
  • Robust design
  • Durable
  • Easy to install

When oxidising or reducing substances are present in the sample a positive or negative voltage develops between the internal reference system and the measurement electrode of the probe.

  • Drinking water
  • Municipal wastewater treatment plants
  • Process water (chemical industry, pharmaceutical industry)