Electrochemistry Meters

These products include benchtop or portable instruments and electrodes to measure several parameters in water and solutions, including temperature, pH, conductivity, resistivity, dissolved oxygen/BOD, ORP, ion-specific testing (chlorine and ISE), and other water activity measurements.
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Calibration Points (ISE)

Relative Humidity Range

Orion Star™ A221 Portable pH Meter Thermo Scientific™

Record accurate and reliable pH, mV, ORP and temperature measurements with the Thermo Scientific™ Orion Star™ A221 Portable pH Meter. This meter is ideal for a wide range of applications and advanced pH analysis in the field.

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

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...

Orion Star™ A216 pH/Dissolved Oxygen Benchtop Multiparameter Meter Thermo Scientific™

Record accurate and reliable pH, mV, ORP, dissolved oxygen and temperature measurements with the Thermo Scientific™ Orion Star™ A216 pH/Dissolved Oxygen Benchtop Multiparameter Meter. This meter is ideal for a wide range of applications, including advanced pH and dissolved oxygen analysis in the...

Orion™ Versa Star Pro™ DO Benchtop Meter Thermo Scientific™

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.
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