Our extensive assortment of quality pH electrodes, sensors, and probes are designed to make your complex measurements routine, reliable, and accurate in both the lab or in the field. They are available in a variety of body materials, body styles, and sample requirements. Digital probes have built-in temperature sensors and will alert the user when recalibration is needed. These probes have rugged bodies and long integrated cables for convenient use in a variety of scenarios.

Thermocouple Probe with Permanently Attached Leads, Ace Glass Incorporated

Supplier: Ace Glass

Type J or Type K thermocouple sensors with plain Inconel or PTFE-coated sheath, 12' PTFE-covered permanently attached leads with stainless steel overbraid that prevents kinking, and subminiature male connector ends

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Oakton® Gel Filled pH Electrode, Double-Junction, BNC Cable, Cole-Parmer

Supplier: Antyila Scientific

Replace electrodes when they break, no longer hold calibration, cannot be rehydrated, or are not compatible with your sample.

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InLab® Reference Pro Electrode, Sleeve Junction, METTLER TOLEDO®

Supplier: Mettler Toledo

Electrode is ideal for measurements in ion-selective half-cells

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IntelliCAL™ pH Combination Electrodes, High Performance, Red Rod

Supplier: Hach

Digital high-performance pH electrodes with Red Rod reference system and built-in temperature sensor.

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InLab® Reference Electrode, METTLER TOLEDO®

Supplier: Mettler Toledo

Electrode is for routine applications

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Oakton® 'All-in-one' pH Probe, Cole-Parmer

Supplier: Antyila Scientific

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Type J Thermocouple Probe, Ace Glass Incorporated

Supplier: Ace Glass

Type J temperature probes provide economical measurement from -20° C to 550° C

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Radiometer Analytical pH Electrode

Supplier: Hach

These glass electrodes are compatible with Hach sensION+ benchtop pH meters (or any meter with a BNC connection). The PHG301 pH electrode should be used with Ag/AgCl or calomel reference electrodes.

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sensION™+ Combination pH Electrodes

Supplier: Hach

3-in-1 laboratory combination pH electrodes with built-in temperature sensor.

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pH Probe with ATC Replacement, Sper Scientific

Supplier: Sper Scientific

Replacement probe for model 850059 pH Meter Datalogging Kit.

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Combined pH Electrodes, Radiometer Analytical

Supplier: Hach

A variety of pH electrodes for different applications. Ideal for use with sense ION+ pH meters or any other meter with BNC connection.

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sensION+ Combined pH Electrodes

Supplier: Hach

These combination electrodes feature a low maintenance 3-in-1 design for the most challenging applications. Equipped with an integrated Pt1000 temperature sensor they provide stable results with low maintenance requirements.