Shop All ISE and Multiparameter Electrodes

Orion™ Calcium Electrodes (Thermo Scientific™)

Measure calcium in aqueous solutions simply, accurately and economically with the Thermo Scientific™ Orion™ Calcium Electrodes.

Orion™ Fluoride Electrodes (Thermo Scientific™)

Quickly, simply, accurately and economically measure free fluoride ions in aqueous solutions with the combination Thermo Scientific™ Orion™ Fluoride Electrodes.

Russell Sensing Half Cell Electrodes (Thermo Scientific™)

Measure pH and ORP with increased accuracy using these sensing half cell electrodes; used in preference to combination electrodes for specialist applications.

Orion™ Cupric Electrodes (Thermo Scientific™)

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

Orion™ Industrial Reference Electrodes (Thermo Scientific™)

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

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™ Sodium Electrodes (Thermo Scientific™)

Measure sodium in aqueous solution quickly, accurately and economically with Thermo Scientific™ Orion™ Sodium Electrodes.

Orion™ Silver/Sulfide Electrodes (Thermo Scientific™)

Make quick, simple, accurate and economical measurement of silver and sulfide ions in aqueous solutions with these electrodes.

Orion™ Nitrate Electrodes (Thermo Scientific™)

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

Orion™ Industrial Ion Selective Electrodes (Thermo Scientific™)

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

Orion™ Bromide Electrodes (Thermo Scientific™)

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

Orion™ Potassium Electrodes (Thermo Scientific™)

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

Orion™ Lead Electrodes (Thermo Scientific™)

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

Orion™ Fluoroborate Sensing Module for 9305BN Fluoroborate Half-Cell Ion Selective Electrode (Thermo Scientific™)

Measure fluoroborate ions in aqueous solutions quickly, simply, accurately and economically using the Fluoroborate Half-Cell Ion Selective Electrode and its accessories and replacement parts.

K-Series ORP and Reference Electrodes (Thermo Scientific™)

Perform ORP measurements with these high-accuracy, high-performance electrodes.