Shop All Electrochemistry Meters and Accessories

Orion™ Iodide Electrodes (Thermo Scientific™)

Get fast and stable readings using Thermo Scientific™ Orion™ Iodide Electrodes.

Orion Star™ A212 Conductivity Benchtop Meter (Thermo Scientific™)

Reliably measure conductivity, TDS, salinity, resistivity and temperature with the Thermo Scientific™ Orion™ Star A212 Conductivity Benchtop Meter for advanced lab analysis

Orion™ Thiocyanate Half-Cell Electrode (Thermo Scientific™)

Perform quick, accurate, and economical measurement of thiocyanate ions in aqueous solutions with the Thermo Scientific™ Orion™ Thiocyanate Half-cell.

Orion™ Chlorine Electrodes (Thermo Scientific™)

Measure total residual chlorine quickly and accurately with these Chlorine electrodes.

Orion™ 8115BNUWP ROSS Ultra™ Electrode (Thermo Scientific™)

Measure pH in micro volume aqueous solutions with the durable Thermo Scientific™ Orion™ 8115BNUWP ROSS Ultra™ Electrode.

Accessories for Orion™ pH Electrodes (Thermo Scientific™)

Store and protect your pH electrodes.

Orion™ 9120APWP KNIpHE™ pH Electrode (Thermo Scientific™)

Perform accurate determination of pH in meat matrices with the Thermo Scientific™ Orion™ 9120APWP KNIpHE™ pH Electrode.

Orion™ Metallic Combination Electrodes (Thermo Scientific™)

Perform accurate Karl Fischer titrations with double platinum Thermo Scientific™ Orion™ Metallic Combination Electrodes.

Orion Star™ A123 Dissolved Oxygen Portable Meter (Thermo Scientific™)

Take simple dissolved oxygen and temperature measurements with the Thermo Scientific™ Orion™ Star A123 DO Portable Meter with easy operation for basic field testing

Orion™ Versa Star Pro™ pH/ISE Benchtop Multiparameter Meter (Thermo Scientific™)

Get premium performance and ultimate flexibility with the Thermo Scientific™ Orion™ Versa Star Meter with pH / ISE Module for pH, ion concentration, and temperature

Orion™ PRT300 Replacement Printer Ribbon (Thermo Scientific™)

Replace worn printer ribbons with the Thermo Scientific™ Orion™ PRT300 Replacement Printer Ribbon, for use with Orion™ PRT300 printers

Orion™ Potassium Electrodes (Thermo Scientific™)

Measure potassium in aqueous solutions simply, accurately and economically with these electrodes.

Orion™ Ammonia Gas Sensing ISE Electrodes (Thermo Scientific™)

Get quick, reliable and accurate measurements of dissolved ammonia in aqueous solutions with the Thermo Scientific™ Orion™ Ammonia Gas Sensing ISE Electrode.

Orion™ RDO™ Dissolved Oxygen Probe (Thermo Scientific™)

Measure dissolved oxygen levels without the difficulties of membrane replacement by using the Thermo Scientific™ Orion™ RDO™ Dissolved Oxygen Probe.

Orion Star T910 pH Titrator and Kits (Thermo Scientific™)

We have integrated our core electrochemistry technology with a state-of-the-art dispensing system to create the Orion Star T910 pH titrator, a modern, simplified automated system designed to help make performing titrations easier, more reliable and more reproducible than manual titrations.

Orion™ Nitrate Electrodes (Thermo Scientific™)

Measure nitrate in aqueous solutions simply, accurately and economically with Thermo Scientific™ Orion™ Nitrate Electrodes.

Orion Star™ A222 Conductivity Portable Meter (Thermo Scientific™)

Reliably measure conductivity, TDS, salinity, resistivity and temperature with the Thermo Scientific™ Orion™ Star A222 Conductivity Portable Meter for advanced field analysis

Orion Star™ A213 Dissolved Oxygen Benchtop Meter (Thermo Scientific™)

Reliably measure dissolved oxygen (RDO optical / polarographic) and temperature with the Thermo Scientific™ Orion™ Star A213 RDO / DO Benchtop Meter for advanced lab analysis

Orion™ Star Series RS232 Printer Computer Cable (Thermo Scientific™)

Connect your computer to a Versa Star, Star A200 or Star A300 series meter using the Thermo Scientific™ Orion™ Star Series RS232 Computer Cable.

Replacement Accessories for Orion Star A Series Compact Printer (Thermo Scientific™)

Orion Star A Compact Printer accessories

Elite PCTS pH / Conductivity / TDS / Salinity Pocket Testers and Replacement Sensors (Thermo Scientific™)

Flexible on-the-go pH, conductivity, TDS, salinity and temperature testing using durable Elite PCTS pocket testers for a variety of applications including agriculture, aquaculture, hydroponics and more!

Orion™ Industrial Reference Electrodes (Thermo Scientific™)

Use Thermo Scientific™ Orion™ Industrial Reference Electrodes, which are provided with an internal filling solution.

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™ Ion Specific Electrode Kits (Thermo Scientific™)

Ensure correct measurement by using high quality electrodes and reagents for ion specific measurement. Ordering is easy! All the consumables you need to measure fluoride or ammonia in water and wastewater are available with one part number. Now with NEW 0.5 ppm and 5.0 ppm Fluoride Standards with TISAB II for low level fluoride analysis

Orion™ 8103BN ROSS™ Combination Semi-micro pH Electrode (Thermo Scientific™)

Receive stable readings to 0.01 pH in less than 30 seconds with the Thermo Scientific™ Orion™ 8103BN ROSS™ Combination Semi-micro pH Electrode.

Orion™ 8135BN ROSS™ Combination Flat Surface pH Electrode (Thermo Scientific™)

Stable readings to 0.01 pH in less than 30 seconds.

Orion Star T900 Series Titrator Accessories (Thermo Scientific™)

Easy to install Orion Star T900 series titrator replacement parts minimize maintenance downtime and Orion Star T900 series titrator accessories expand functionality

Orion™ Silver Billet Electrodes (Thermo Scientific™)

Acquire an accurate determination of potentiometric halides with dual electrodes using Thermo Scientific™ Orion™ Silver Billet Electrodes.

Orion Star™ A211 pH Benchtop Meter (Thermo Scientific™)

Reliably measure pH, mV, ORP and temperature with the Thermo Scientific™ Orion™ Star A211 pH Benchtop Meter for advanced lab analysis and printer or computer interfacing

Orion™ Versa Star Pro™ pH/ISE/Conductivity/Dissolved Oxygen Multiparameter Benchtop Meter (Thermo Scientific™)

Get premium performance and flexibility with the Thermo Scientific™ Orion™ Versa Star Pro™ Meter with pH / ISE, Conductivity and RDO / DO Modules to measure up to 4 channels at once

Orion™ 8102BNUWP ROSS Ultra™ pH Electrode (Thermo Scientific™)

Conduct precise pH determinations with this general purpose, top performance glass body combination electrode with waterproof BNC connector.

Orion™ 9103BNWP Combination pH Electrode (Thermo Scientific™)

Conduct applications with the accuracy and broad temperature range of this pH electrode, which includes widely used silver/silver chloride references.

Orion™ Versa Star Pro™ pH/Conductivity Multiparameter Benchtop Meter (Thermo Scientific™)

Get premium performance and flexibility with the Thermo Scientific™ Orion™ Versa Star Pro™ Meter with pH and Conductivity Modules for simultaneous pH, conductivity, and temperature

Russell Conductivity Cells (Thermo Scientific™)

Perform a variety of conductivity applications with these conductivity cells, which are supplied with securely-labelled cell constants.

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

Flexible on-the-go pH and temperature testing using durable Elite pocket testers with replaceable sensors for a variety of applications including environmental monitoring, pools, spas and more!

Orion™ Cupric Electrodes (Thermo Scientific™)

Measure cupric ions in aqueous solutions quickly, simply, accurately and economically with these cupric electrodes.

Orion™ Calcium Electrodes (Thermo Scientific™)

Measure calcium in aqueous solutions simply, accurately and economically with the Thermo Scientific™ Orion™ Calcium 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™ High-Performance Ammonia Electrode (Thermo Scientific™)

Obtain a more linear response at lower levels and improved response time in ammonia measurements with the Thermo Scientific™ Orion™ High-Performance Ammonia Electrode.

Orion™ Lead Electrodes (Thermo Scientific™)

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

Orion™ Chloride Electrodes (Thermo Scientific™)

Measure free chloride in the range of 1 x 10-5M to 1M with the Thermo Scientific™ Orion™ Chloride Electrodes.

Orion™ Membrane Caps for Polarographic Dissolved Oxygen Probe (Thermo Scientific™)

Reduce probe servicing time and eliminate assembly problems using the Thermo Scientific™ Orion™ Membrane Caps for Polarographic Dissolved Oxygen Probe.

Orion™ 9502BNWP Carbon Dioxide Electrode (Thermo Scientific™)

Measure carbon dioxide, carbonate and bicarbonate in aqueous solutions quickly and accurately with the Thermo Scientific™ Orion™ 9502BNWP Carbon Dioxide Electrode.

Orion™ Versa Star Pro™ pH Benchtop Meter (Thermo Scientific™)

Get premium performance and ultimate flexibility with the Thermo Scientific™ Orion™ Versa Star Pro™ Meter with pH Module for pH, mV, ORP and temperature on customizable color display

Orion Star™ A215 pH/Conductivity Benchtop Multiparameter Meter (Thermo Scientific™)

Reliably measure pH, conductivity and temperature with the Thermo Scientific™ Orion™ Star A215 pH / Conductivity Benchtop Meter for advanced lab analysis and interfacing

Orion™ 8135BNUWP ROSS Ultra™ pH Electrode (Thermo Scientific™)

Precisely conduct pH determinations with the top performance, epoxy body combination Thermo Scientific™ Orion™ 8135BNUWP ROSS Ultra™ pH Electrode.

Orion™ Versa Star pH / LogR Measurement Module (Thermo Scientific™)

Add pH, mV, ORP and LogR temperature measurement capabilities to your Versa Star meter using the Thermo Scientific™ Orion™ Versa Star pH / LogR Measurement Module

Orion™ Green pH Combination Electrodes (Thermo Scientific™)

Go environmentally friendly by choosing one of the first lab pH electrodes to meet RoHS requirements.

Orion™ Calibration Sleeves for Dissolved Oxygen Probes (Thermo Scientific™)

Calibrate and store probes with Thermo Scientific™ Orion™ Calibration Sleeves for Dissolved Oxygen Probes.

Orion™ 8165BNWP ROSS™ Sure-Flow™ pH Electrode (Thermo Scientific™)

Ideal for meaurement in thick or viscous samples, but compatible with all sample types. 

Orion™ Star Series Portable Meter Soft-Sided Field Case (Thermo Scientific™)

Protect meters, electrodes, solution and beakers under field conditions with the cushioned Thermo Scientific™ Orion™ Star Series Portable Meter Soft‐Sided Field Case

Orion™ Ion Selective Electrode Accessories (Thermo Scientific™)

Use Thermo Scientific™ Orion™ Ion Selective Electrode Accessories for solid state and plastic membrane ion selective electrodes.

Orion Star™ A325 pH/Conductivity Portable Multiparameter Meter (Thermo Scientific™)

Accurately measure pH, conductivity and temperature with the Thermo Scientific™ Orion™ Star A325 pH / Conductivity Portable Meter for high performance in challenging field tests

Russell Quickflush Electrodes (Thermo Scientific™)

Conduct ISE work or work with dirty/viscous samples using stable, reproducible and non-cloggingThermo Scientific™ Russell Quickflush Electrodes.

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.

Orion Star T940 All-in-One Titrator and Kits (Thermo Scientific™)

We have integrated our core electrochemistry technology with a state-of-the-art dispensing system to create the Orion Star T940 all-in-one titrator, a modern, simplified automated system designed to help make performing titrations easier, more reliable and more reproducible than manual titrations.

Orion™ Dissolved Oxygen/BOD Probe (Thermo Scientific™)

Make any pH meter a dissolved oxygen meter with the Thermo Scientific™ Orion™ Dissolved Oxygen/BOD Probe.

Orion™ Resistor Kits and Accessories (Thermo Scientific™)

Use the Thermo Scientific™ Orion™ Conductivity Resistor Kit to verify the performance of Versa Star and Star A series conductivity meters with 8 pin MiniDIN connectors

Orion™ Dissolved Oxygen Electrodes (Thermo Scientific™)

Use Thermo Scientific™ Orion™ Dissolved Oxygen Electrodes to assist in BOD measurements. Includes membrane module, O-ring and internal fill solution.

Orion™ 8162SC ROSS™ Combination Sleeve Junction pH Electrode (Thermo Scientific™)

Get more precise results than those obtained with conventional electrodes with this combination sleeve junction pH electrode.