Shop All ISE and Multiparameter Electrodes

Orion™ Iodide Electrodes (Thermo Scientific™)

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

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™ 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™ Nitrate Electrodes (Thermo Scientific™)

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

Orion™ Industrial Reference Electrodes (Thermo Scientific™)

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

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™ Silver Billet Electrodes (Thermo Scientific™)

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

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.

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™ 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.