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

Get quick, reliable and accurate measurements of dissolved ammonia in aqueous solutions with the Thermo Scientific™ Orion™ Ammonia Gas Sensing ISE Electrode.

Electrode cables to connect Mettler Toledo InLab sensors to any Mettler Toledo meter.

Use these pH electrodes for portable measurement and routine measurement in the lab. WTW™ SenTix™ 41 pH Electrodes are ideal for applications where reliable measured values are needed under adverse conditions.

Use these conductivity cells for precise and reliable measurements in any conditions. WTW™ TetraCon™ 325 Standard Conductivity Cells feature 4 electrode technology makes them insensitive to pollution, uninfluenced by polarization effects.

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

For bromide, chloride, fluoride, lead and silver/sulfide determinations

Provides optimum digital measurement of pH with built-in electrode quality monitoring that is usable in all areas of lab and field measurement.

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

Quickly, simply, accurately and economically measure free fluoride ions in aqueous solutions with the combination Thermo Scientific™ Orion™ Fluoride Electrodes.

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

Fast and flow-free, the FDO™ 925 is ideal suited for field measurement.

High-strength glass pH electrode ideal for measuring hydrofluoric acid up to 1 g / ‡.

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

Equipped with a special cap to facilitate easy filling of electrodes. Mettler Toledo™ KCl 3M Electrode Filling Solution is an electrolyte solution that enables optimum performance of pH and ion-selective electrodes. This bridge electrolyte contains no silver ions than can contaminate samples.

Two electrode measuring cells with concentric electrodes of stainless steel for measurements in pure water.

The universally usable conductivity measuring cells by WTW set standard in the conductivity measurement. Their 4 electrode technology makes them insensitive to pollution, uninfluenced by polarization effects and therefore precise and reliable in any conditions.

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

Velp Scientifica™ BOD Sensor Set is innovative, mercury-free and extremely reliable solution for BOD analysis (Biochemical Oxygen Demand).

Use Thermo Scientific™ Orion™ pH Electrode Filling Solution with pH electrodes and reference electrodes.

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

Use the Thermo Scientific™ Orion™ Conductivity Resistor Kit to verify the performance of Versa Star and Star A series conductivity meters with 8 pin MiniDIN connectors

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

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.

This unique combined ion-sensitive electrode with a solid membrane interchangeable flat surface, with an analysis time generally less than one minute, is rarely necessary to have filtering or distillation sample preparation steps.

Precisely measure with ion-selective electrodes using this sleeve-type Ag/AgCl reference electrode.