Shop All Electrochemistry Meters and Accessories

Orion™ Gas-Sensing ISE membranes (Thermo Scientific™)

Choose from loose or preassembled membranes for ease of use with Thermo Scientific™ Orion™ Gas-Sensing ISE membranes.

Orion™ Standard Epoxy DO Probe for the lab or field (Thermo Scientific™)

Use this versatile product as the name implies, either in the lab or field. Allows reliable results no matter what the environment.

Russell Accessories and Consumables for Dissolved Oxygen Probe (Thermo Scientific™)

Use Thermo Scientific™ Russell Accessories and Consumables for Dissolved Oxygen Probe for standard DO electrodes.

Elite ORP Pocket Testers and Replacement Sensors (Thermo Scientific™)

Flexible on-the-go ORP testing using durable Elite ORP pocket testers with replaceable sensors for a variety of applications including hydroponics, food and beverage, environmental and more!

Orion™ Protective Guards for Conductivity Cells and Dissolved Oxygen Probes (Thermo Scientific™)

Provide additional protection and weight with Thermo Scientific™ Orion™ Protective Guards for Conductivity Cells and Dissolved Oxygen Probes.

Orion™ Industrial Ion Selective Electrodes (Thermo Scientific™)

Ensure accurate results for your most important measurements with Thermo Scientific™ Orion™ Industrial Ion Selective Electrodes.

Orion™ RDO™ Probe Optical Cap Replacement (Thermo Scientific™)

Use the probe optical cap replacement with RDO probes.

Orion™ Economy Series pH Combination Electrodes (Thermo Scientific™)

Conduct routine pH measurements with the Thermo Scientific™ Orion™ Economy Series pH Combination Electrode, a routine wick junction, gel-filled electrode.

Accessories for Orion™ pH Electrodes (Thermo Scientific™)

Store and protect your pH electrodes.

Orion™ Versa Star Dissolved Oxygen / RDO Measurement Module (Thermo Scientific™)

Add dissolved oxygen and temperature measurement capabilities to your Versa Star meter using the Thermo Scientific™ Orion™ Versa Star Dissolved Oxygen / RDO Measurement Module

Orion™ PRT300 Ink-Based Printer (Thermo Scientific™)

Use the Thermo Scientific™ Orion™ PRT300 Ink Printer with legacy Thermo Scientific™ Orion™ Aplus and PerpHecT meters and create printouts to meet GLP requirements

Elite CTS Conductivity / TDS / Salinity Pin-sensor Pocket Testers and Replacement Sensors (Thermo Scientific™)

Flexible on-the-go conductivity, TDS, salinity and temperature testing using durable Elite CTS pin-sensor pocket testers for a variety of applications including hydroponics, pools, spas and more!

Orion™ Electrode Adapter Cables (Thermo Scientific™)

Convert an electrode with one connector to the required connector of another meter by using the Thermo Scientific™ Orion™ Electrode Adapter Cables.

Orion™ RDO™ Stainless Steel Probe Guard (Thermo Scientific™)

Use this stainless-steel probe guard with RDO probes.

Orion™ Bromide Electrodes (Thermo Scientific™)

Measure bromide ions in aqueous solutions quickly, simply, accurately and economically with Thermo Scientific™ Orion™ Bromide Electrodes.