ORP Sensor

Product image for ORP Sensor

The Oxidation-Reduction Potential (ORP) Sensor measures the ability of a solution to act as an oxidizing or reducing agent. Use the ORP Sensor to measure the oxidizing ability of chlorine in swimming pools or to determine when the equivalence point has been reached in an oxidation-reduction reaction.

Specifications

  • Type: Sealed, gel-filled, epoxy body, Ag/AgCl reference
  • Storage solution: pH-4/KCl solution (10 g KCl in 100 mL buffer pH-4 solution)
  • Cable: 1 meter coaxial cable with BNC connector
  • Redox potential range: -450 to +1100 mV
  • ORP element: 99% pure platinum band sealed on a glass stem
  • Temperature range:

    • 0-60ºC
    • 12 mm OD
    • Impedance: ~20 kΩ at 25ºC

Download the user manual for full specifications

Experiments and Lab Ideas

Select a lab book to see a list of experiments and more information.

Lab Ideas and Innovative Uses

What’s Included

Sensor Requirements

The ORP Sensor requires a compatible interface and software to collect data. Interface and software sold separately. Getting started with probeware »

Compatible Interfaces

The ORP Sensor is compatible with these interfaces:

Ordering Information

All prices are for U.S. educators.

    NameOrder CodePriceQuantity
    ORP SensorORP-BTA$79
    Optional Accessories
    Electrode SupportESUP$10

    Related Products

    Educational use only: Vernier products are designed for educational use. They are not appropriate for industrial, medical, or commercial applications. Product usage disclaimer »

    Order Code ORP-BTA
    U.S. Educator Price $79

    Sample Data

    Oxidation-reduction titration of bleach with hydrogen peroxide
    Oxidation-reduction titration of bleach with hydrogen peroxide
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