pH Electrodes
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.
Orion™ Glass ATC Probe, Thermo Scientific
Supplier: Thermo Fisher Scientific
Automatically correct pH measurements for variation in electrode slope due to temperature change with the Orion™ Glass ATC Probe
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Orion™ Triode™ 3-in-1 pH/Automatic Temperature Compensation Probe, Thermo Scientific
Supplier: Thermo Fisher Scientific
Operate the highly-versatile Orion™ Triode™ 3-in-1 pH/Automatic Temperature Compensation Probe in either the field or a plant.
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Orion™ Sure-Flow® Reference Electrode, Ag/AgCl Double Junction Half-Cell, Thermo Scientific
Supplier: Thermo Fisher Scientific
This electrode is a sleeve-type refillable Ag/AgCl (silver/silver chloride) reference electrode with an outer chamber that isolates the inner reference element and filling solution from the sample.
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Orion™ ROSS Ultra™ Refillable pH/ATC Triode Combination Electrodes, Thermo Scientific
Supplier: Thermo Fisher Scientific
Thermo Scientific Orion ROSS Ultra Refillable pH/ATC Triode Combination Electrodes are ideal for any application when the use of a metallic reference electrode would contaminate the sample.
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Orion™ Sure-Flow® Combination pH Electrode 9165BNWP, Thermo Scientific
Supplier: Thermo Fisher Scientific
Combination pH electrode with epoxy body for fast response in difficult samples and soils.
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IntelliCAL™ PHC201 Standard Gel Filled pH Electrode, 3 m cable, Hach
Supplier: Hach
IntelliCAL™ PHC201 is a digital, combination pH probe with a non-refillable, gel-filled double junction reference and built-in temperature sensor
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Orion™ Sure-Flow® pH Electrode 9172BNWP, Thermo Scientific
Supplier: Thermo Fisher Scientific
Chemical resistant glass body combination electrode for clog-free measurements of soil, sludge, colloids, and viscous material.
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IntelliCAL™ PHC729 Red Rod pH Electrode, 1 m cable, Hach
Supplier: Hach
IntelliCAL PHC729 Red rod pH electrode for surface measurements.
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Orion™ ROSS® Sure-Flow® Epoxy Combination pH Electrode, Thermo Scientific
Supplier: Thermo Fisher Scientific
Allows for field (on-site) soil pH measurement where stability and high performance are desired
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Orion™ Green pH Combination Electrodes, Thermo Scientific
Supplier: Thermo Fisher Scientific
The Green electrodes are the first laboratory glass-bulb pH electrodes to meet all the requirements of RoHS.
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Orion™ Silver Billet Electrodes, Thermo Scientific
Supplier: Thermo Fisher Scientific
Obtain an accurate determination of potentiometric halides with dual electrodes using these silver billet electrodes, these electrodes are a combination of a silver billet-indicating electrode along with a silver billet half-cell.
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Orion™ Sure-Flow® Reference Electrode, Ag/AgCl Single Junction Half-Cell, Thermo Scientific
Supplier: Thermo Fisher Scientific
This reference half-cell electrode helps to precisely measure with ion-selective electrodes. Ideal for ISE determinations and routine pH measurements with Orion™ 910100 electrodes.
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Orion™ ROSS™ Combination pH Electrode, Thermo Scientific
Supplier: Thermo Fisher Scientific
General purpose, top performance combination electrode.
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Orion™ Stainless-Steel Automatic Temperature Compensation (ATC) Probes, Thermo Scientific
Supplier: Thermo Fisher Scientific
Automatically correct pH measurements for variation in electrode slope due to temperature change using Orion™ Stainless-Steel Automatic Temperature Compensation (ATC) Probes.
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Orion™ Double Junction pH Electrode, Semi-Micro Glass Body, Refillable, Thermo Scientific
Supplier: Thermo Fisher Scientific
This double junction pH electrode with semi-micro tip measures samples as small as 0.2 ml.
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Orion™ ROSS™ Combination Flat Surface pH Electrode, Thermo Scientific
Supplier: Thermo Fisher Scientific
Stable readings to 0.01 pH in less than 30 s.



