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.

Provides the essential functions needed for routine pH measurements without complicated features and processes at a budget-friendly price

Simplicity with Oakton™ reliability

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

Take simple pH, mV and temperature measurements with the Thermo Scientific™ Orion™ Star A111 Benchtop pH Meter with easy operation for basic lab testing

For water quality testing

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

Designed for use in laboratory pH measurement. Reagecon™ Laboratory Buffer Solution, pH 10.01 is tested at 20°C to an accuracy level of ±0.02. This calibration and control buffer is specially formulated to ensure its stability and is supplied with a detailed Certificate of Analysis.

An innovative, mercury-free and extremely reliable solution for BOD analysis. Velp Scientifica™ BOD Sensor System 6 offers measurements on scales of 90, 250, 600 and 999 ppm BOD.

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

Lightweight, economical, and efficient handheld meters

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.

As a standard buffering solution, this buffer pH 9.180 (PL 7) is available in a 250 ml bottle.

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.