Shop All pH 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™ 8156BNUWP ROSS Ultra™ pH Electrode (Thermo Scientific™)

Precisely perform pH determinations with this general purpose, top performance, epoxy body combination electrode.

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™ Basic Electrodes (Thermo Scientific™)

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

Orion™ 9863BN Micro pH Electrode (Thermo Scientific™)

Measure pH by piercing septa with the Thermo Scientific™ Orion™ 9863BN Micro pH Electrode, a bevel needle-tipped 16-gauge glass body combination electrode.

Orion™ 9120APWP KNIpHE™ pH Electrode (Thermo Scientific™)

Perform accurate determination of pH in meat matrices with the Thermo Scientific™ Orion™ 9120APWP KNIpHE™ pH Electrode.

Orion™ Model 91-63 Specialty Spear Tip Electrode (Thermo Scientific™)

Thermo Scientific™ Orion Model 91-63 Specialty Spear Tip Electrode is a combination pH electrode for piercing soft samples.

Orion™ 8175BNWP ROSS™ Sure-Flow™ pH Electrode (Thermo Scientific™)

Measure general pH samples as well as viscous or colloidal samples with the Thermo Scientific™ Orion™ 8175BNWP ROSS™ Sure-Flow™ pH Electrode.

Orion™ Triode™ 3-in-1 pH/ATC Probe (Thermo Scientific™)

Operate this highly-versatile probe in either the field or a plant. Contains a low-maintenance, gel-filled electrode with built-in ATC.

Orion™ 8102BNUWP ROSS Ultra™ pH Electrode (Thermo Scientific™)

Conduct precise pH determinations with this general purpose, top performance glass body combination electrode with waterproof BNC connector.

Orion™ 8162SC ROSS™ Combination Sleeve Junction pH Electrode (Thermo Scientific™)

Get more precise results than those obtained with conventional electrodes with this combination sleeve junction pH electrode.

Russell Quickflush Electrodes (Thermo Scientific™)

Conduct ISE work or work with dirty/viscous samples using stable, reproducible and non-cloggingThermo Scientific™ Russell Quickflush Electrodes.

Orion™ 9165BNWP Combination Sure-Flow pH Electrode (Thermo Scientific™)

The Thermo Scientific™ Orion™ 9165BNWP Combination Sure-Flow pH Electrode is a combination pH electrode with epoxy body for fast response in difficult samples and soils.

Orion™ 9103BNWP Combination pH Electrode (Thermo Scientific™)

Conduct applications with the accuracy and broad temperature range of this pH electrode, which includes widely used silver/silver chloride references.

Orion™ ROSS Ultra™ Glass Triode™ pH/ATC Combination Electrodes (Thermo Scientific™)

No more waiting for pH readings to stabilize when measuring samples of varying temperatures.

Orion™ Metallic Combination Electrodes (Thermo Scientific™)

Perform accurate Karl Fischer titrations with double platinum Thermo Scientific™ Orion™ Metallic Combination 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™ 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™ 927005MD Epoxy ATC Probe (Thermo Scientific™)

Get fast, accurate measurements in the lab or field. The Thermo Scientific™ Orion™ Epoxy ATC Probe automatically corrects pH measurements for variation in electrode slope due to temperature change.

Orion™ 8135BN ROSS™ Combination Flat Surface pH Electrode (Thermo Scientific™)

Stable readings to 0.01 pH in less than 30 seconds.

Large O-ring for Eutech™ ECDOGEN-S and ECDOTPII-S Dissolved Oxygen Electrodes (Thermo Scientific™)

Thermo Scientific™ offers Large O-ring replacement parts for ECDOGEN-S and ECDOTPII-S Dissolved Oxygen Electrodes.

Orion™ 9102BNWP Combination pH Electrode (Thermo Scientific™)

Conduct accurate Q.C. and research work with the general purpose Thermo Scientific™ Orion™ 9102BNWP Combination pH Electrode.

Orion™ 917001 Epoxy ATC Probe (Thermo Scientific™)

Get fast, accurate measurements in lab or field with this ATC Probe, which automatically corrects pH measurements for variation in electrode slope due to temperature change.

Orion™ 927006MD Glass ATC Probe (Thermo Scientific™)

Automatically correct pH measurements for variation in electrode slope due to temperature change.

Orion™ 8101BNWP ROSS™ Half-Cell Electrode (Thermo Scientific™)

Get results three to five times more precise than those obtained with conventional electrodes with the Thermo Scientific™ Orion™ 8101BNWP ROSS™ Half-Cell Electrode.

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™ Green pH Combination Electrodes (Thermo Scientific™)

Go environmentally friendly by choosing one of the first lab pH electrodes to meet RoHS requirements.

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

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

Orion™ Stainless-Steel Automatic Temperature Compensation (ATC) Probes (Thermo Scientific™)

Automatically correct pH measurements for variation in electrode slope due to temperature change.

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™ Triode™ 3-in-1 pH/ATC Probe (Thermo Scientific™)

Operate this highly-versatile probe in either the field or a plant.

Orion™ 8103BN ROSS™ Combination Semi-micro pH Electrode (Thermo Scientific™)

Receive stable readings to 0.01 pH in less than 30 seconds with the Thermo Scientific™ Orion™ 8103BN ROSS™ Combination Semi-micro pH 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.

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

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

Orion™ 900200 Sure-Flow™ Reference Half-Cell Electrode (Thermo Scientific™)

Perform ISE determinations with the Thermo Scientific™ Orion™ 900200 Sure-Flow™ Reference Half-Cell Electrode, a double junction reference 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™ 900100 Sure-Flow™ Reference Half-Cell Electrode (Thermo Scientific™)

Precisely measure with ion-selective electrodes using this sleeve-type Ag/AgCl reference 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™ 8135BNUWP ROSS Ultra™ pH Electrode (Thermo Scientific™)

Precisely conduct pH determinations with the top performance, epoxy body combination Thermo Scientific™ Orion™ 8135BNUWP ROSS Ultra™ pH Electrode.

Orion™ 800500U ROSS Ultra™ Reference Electrode (Thermo Scientific™)

Perform precise pH determinations for routine or research work with the Thermo Scientific™ Orion™ 800500U ROSS Ultra™ Reference Electrode.

Orion™ ROSS Ultra™ Low Maintenance pH/ATC Triode™ Combination Electrodes (Thermo Scientific™)

Measure both pH and temperature in samples with the Thermo Scientific™ Orion™ ROSS Ultra™ Low Maintenance pH/ATC Triode™ Combination Electrodes.

Orion™ 9156DJWP Double Junction pH Electrode (Thermo Scientific™)

Perform applications using the Thermo Scientific™ Orion™ 9156DJWP Double Junction pH Electrode, featuring a durable epoxy body and low-maintenance gel.

Orion™ No-Cal™ pH/ATC Combination Electrodes (Thermo Scientific™)

Make quick, accurate measurements with no calibration required using Thermo Scientific™ Orion™ No-Cal™ pH/ATC Combination Electrodes, for use in the lab, plant or field.

Orion™ 8103BNUWP ROSS Ultra™ pH Electrode (Thermo Scientific™)

Obtain precise pH determinations in micro volume samples with this general purpose, semi-micro tipped combination electrode with top-performance glass body.

Orion™ Model 91-72 Sure-Flow pH Electrode (Thermo Scientific™)

The Thermo Scienitfic™ Orion Model 91-72 Sure-Flow pH Electrode is a chemical resistant glass body combination electrode for clog-free measurements of soil, sludge, colloids, and viscous material.

Orion™ 8165BNWP ROSS™ Sure-Flow™ pH Electrode (Thermo Scientific™)

Ideal for meaurement in thick or viscous samples, but compatible with all sample types. 

Orion™ 9810BN Micro pH Electrode (Thermo Scientific™)

Measure pH as low as 0.5μL samples in gels or micro containers with this small-tipped glass combination electrode for pH measurements in micro volume samples.

Orion™ 8115BNUWP ROSS Ultra™ Electrode (Thermo Scientific™)

Measure pH in micro volume aqueous solutions with the durable Thermo Scientific™ Orion™ 8115BNUWP ROSS Ultra™ Electrode.

Orion™ 9156BNWP Combination pH Electrode (Thermo Scientific™)

Perform routine pH measurements under rugged conditions using the Thermo Scientific™ Orion™ 9156BNWP Combination pH Electrode.

Orion™ 9104BNWP Combination pH Electrode (Thermo Scientific™)

Carry out everyday lab work with this durable electrode, which includes silver/silver chloride references widely used because of their accuracy and broad temperature range.

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

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

Orion™ 8104BNUWP ROSS Ultra™ pH Electrode (Thermo Scientific™)

Obtain precise pH determinations and a toughened bulb for rugged lab use with the Thermo Scientific™ Orion™ 8104BNUWP ROSS Ultra™ pH Electrode.