Shop All pH Electrodes

Orion™ 9826BN Micro pH Electrode (Thermo Scientific™)

Accurately measure pH in NMR cells with the Thermo Scientific™ Orion™ 9826BN Micro pH Electrode.

Orion™ Economy Series pH Combination Electrodes (Thermo Scientific™)

Conduct routine pH measurements with the Thermo Scientific™ Orion™ Economy Series pH Combination Electrode, a routine wick junction, gel-filled electrode.

Orion™ AquaPro™ pH Combination Electrodes (Thermo Scientific™)

Read viscous liquid samples quickly and accurately without the sample coming into contact with silver ions by using these pH combination electrodes.

Orion™ 815600 ROSS™ Combination pH Electrode

Get results three to five times more precise than those obtained with conventional electrodes with the Thermo Scientific™ Orion 815600 ROSS Combination pH Electrode.

Orion™ 9107BN Triode™ 3-in-1 pH/Automatic Temperature Compensation Probe (Thermo Scientific™)

Operate the highly-versatile Thermo Scientific™ Orion™ 9107BN Triode™ 3-in-1 pH/Automatic Temperature Compensation Probe in either the field or a plant.

Orion™ ROSS Ultra™ Refillable pH/ATC Triode™ Combination Electrodes for Orion Series Meters (Thermo Scientific™)

Measure biological media, pharmaceuticals, foods and more with Thermo Scientific™ Orion™ ROSS Ultra™ Refillable pH/ATC Triode™ Combination Electrodes.

Orion™ ROSS™ Sure-Flow™ pH Electrode with Sure-flow junction, BNC connector (Thermo Scientific™)

Measure general pH samples as well as viscous or colloidal samples with the Thermo Scientific™ Orion™ 8172BNWP ROSS™ Sure-Flow™ pH Electrode.

Orion™ 8163BNWP ROSS™ Combination Spear Tip pH Electrode (Thermo Scientific™)

Calculate results three to five times more precise than those obtained with conventional electrodes with this combination spear tip pH electrode.

Orion™ 9102DJWP Double Junction pH Electrode (Thermo Scientific™)

Work with the Thermo Scientific™ Orion™ 9102DJWP Double Junction pH Electrode, an accurate, reliable combination electrode with glass body.

Orion™ 9110DJWP Double Junction pH Electrode (Thermo Scientific™)

Measure samples as small as 0.2mL using the Thermo Scientific™ Orion™ 9110DJWP Double Junction pH Electrode.

Orion™ 8104BN ROSS™ Combination Rugged Bulb pH Electrode (Thermo Scientific™)

Results three to five times more precise than those obtained with conventional electrodes.

Orion™ Basic Electrodes (Thermo Scientific™)

Perform basic pH measurements quickly and reliably with Thermo Scientific™ Orion™ Basic Electrodes.

Orion™ 8102BN ROSS™ Combination pH Electrode (Thermo Scientific™)

Get stable readings to 0.01 pH in less than 30 seconds with the Thermo Scientific™ Orion™ 8102BN ROSS™ Combination pH Electrode.

Orion™ PerpHecT™ ROSS™ Combination pH Micro Electrode (Thermo Scientific™)

Measure micro volume samples with this refillable, glass double junction electrode.

Orion™ Low Resistance pH Electrode, with BNC waterproof connector (Thermo Scientific™)

Use the Thermo Scientific™ Orion™ 9162BNWP Low Resistance pH Electrode in viscous solutions.