pH and Electrochemistry

The Thermo Scientific™ Orion™ Conductivity electrode 013005MD complies with SM 2510B; D1125-95, -99 (A) for Drinking water measurements and EPA 120.1 (rev 1982), SM 2510 B, ASTM D1125-95 (99) (A) for Wastewater measurements.

Record accurate and reliable conductivity, total dissolved solids, salinity, resistivity and temperature measurements with the Thermo Scientific™ Orion Star™ A212 Conductivity Benchtop Meter, ideal for a wide range of applications and advanced conductivity analysis in the lab.

Get high accuracy, premium performance and ultimate flexibility with the Thermo Scientific™ Orion™ Versa Star Pro™ Benchtop Meter with Dissolved Oxygen/RDO Module. Meet your most challenging applications for dissolved oxygen and temperature.

Take simple, routine pH, mV and temperature measurements with the Thermo Scientific™ Orion Star™ A111 Benchtop pH Meter. This meter is an easy-to-use and budget-friendly instrument for basic pH analysis in the lab.

Get high accuracy and premium performance everywhere you need it with the Thermo Scientific™ Orion Star™ A329 pH/ISE/Conductivity/Dissolved Oxygen Portable Multiparameter Meter. This meter is designed for a wide range of pH, ion concentration, conductivity, dissolved oxygen and temperature testing...

Thermo Scientific™ Orion™ AquaPro™ Low Maintenance pH Electrodes provide fast response and extended life with the additional advantages of a double junction design. Their clog resistant, open junctions allow for use in difficult samples, while making post-use cleaning, simple.

Versatile handheld instrument for pH, DO, conductivity and ISE measurements

Used in conjunction with Jenway™ Conductivity meters - 4510, 4520 and 3540. Jenway™ Glass Bodied Conductivity Probes are designed for general purpose conductivity, pure water, and low conductivity solutions.

Ideal for critical samples such as suspensions or samples of unknown composition. Mettler Toledo Expert Series pH and pH/ATC Combination Electrodes with open junction puts the reference electrode in direct contact with the measured medium, eliminating the possibility of contamination or blockage.

Get high accuracy and premium performance everywhere you need it with the Thermo Scientific™ Orion Star™ A325 pH/Conductivity Portable Multiparameter Meter. This meter is designed for a wide range of pH, mV, ORP, conductivity, total dissolved solids (TDS), salinity, resistivity and temperature...

Record accurate and reliable pH, ion concentration, mV, ORP and temperature measurements with the Thermo Scientific™ Orion Star™ A214 pH and ISE Benchtop Meter. This meter is ideal for a wide range of applications and advanced pH or ion analysis in the lab.

Get high accuracy and premium performance everywhere you need it with the Thermo Scientific™ Orion Star™ A324 pH/ISE Portable Multiparameter Meter. This meter was designed for a wide range of pH, ion concentration, mV, ORP and temperature testing and field applications.

Get high accuracy, premium performance and ultimate flexibility with the Thermo Scientific™ Orion™ Versa Star Pro™ Benchtop pH Meter. Meet your most challenging applications for pH, mV, ORP and temperature.

For use with virtually any electrode that shares same connector.

Thermo Scientific™ Refillable Orion™ ROSS Ultra™ Triode™ 3-in-1 pH/Automatic Temperature Compensation Electrodes combine the precision and speed of response of the ROSS Ultra™ line with a built-in ATC.