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.
Metal half-cells
Supplier: Mettler - Toledo
Metal half-cells for Redox/ORP applications.
Expand 1 Items
Process pH combination electrodes
Supplier: SI Analytics
Electrode, pH, H 8281 HD, pH: 2 - 13, 0...+100 °C, Glass, Diaphr.: KPG annular gap, Electrolyte: Referid®, Ø×L: 12×120 mm, Screw plug head
Expand 18 Items
Combined pH electrode, red rod
Supplier: Hach
The Radiometer GK2401C combination pH electrode has a glass body, Red-Rod reference system, refillable electrolyte (saturated KCl) and Radiometer Type 7 connector for compatibility with Radiometer MeterLab legacy meters.
Expand 1 Items
pH combination electrodes, IntelliCAL™
Supplier: Hach
These digital combination electrodes feature a built-in temperature sensor and are either refillable or non refillable. They can be used with all Hach HQd™ meters.
Expand 12 Items
Orion™ Storage Sleeve and Base
Supplier: Thermo Orion
Protect electrodes from breakage when not in use with the Thermo Scientific™ Orion™ electrode storage sleeve and base.
Expand 1 Items
Economy pH electrodes, InLab® Easy
Supplier: Mettler - Toledo
Robust and cost-effective electrodes, simple to operate.
Expand 2 Items
pH combination electrodes, IntelliCAL™, High Performance, Red Rod
Supplier: Hach
Digital high-performance pH electrodes with Red Rod reference system and built-in temperature sensor.
Expand 7 Items
Reference electrodes, ScienceLine
Supplier: SI Analytics
Reference electrodes with glass shaft.
Expand 5 Items
Combined pH electrode, InLab® Flow
Supplier: Mettler - Toledo
A glass-body, combination pH electrode with SteadyForce™ and S7 screw head for inline measurements in flow-through cell 611.
Expand 2 Items
pH electrodes, InLab® ISM
Supplier: Mettler - Toledo
High performance electrodes combining robustness with state-of-the-art measurement technology. Fully traceable.
Expand 13 Items
pH electrodes for field measurements, Polyplast™
Supplier: HAMILTON BONADUZ
Polyplast electrodes have a shatterproof plastic shaft. They are ideal for portable measurements or as entry level sensors for basic laboratory applications.
Expand 9 Items
pH combination electrodes with temperature sensor, ScienceLine
Supplier: SI Analytics
Electrodes with plug head (without cable) or with BNC/DIN plug with fixed cable.
Expand 7 Items
Combined pH electrodes, sensION+
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.
Expand 3 Items
Combination pH electrodes, sensION™+
Supplier: Hach
3-in-1 laboratory combination pH electrodes with built-in temperature sensor.
Expand 4 Items
pH electrodes, InLab® Power
Supplier: Mettler - Toledo
Combination pH electrode with SteadyForce™ and S7 screw head for general laboratory applications.
Expand 1 Items
pH electrode for general applications, gel-glass
Supplier: HAMILTON BONADUZ
Gel-Glass is a maintenance-free combination electrode for everyday applications.