pH Measurement

Routine and reliable pH measurements

pH measurement is often a critical early step in your workflow. We offer an extensive line of pH meters, pH electrodes, pH buffers, and pH measurement accessories designed to work seamlessly together to make your complex pH measurements routine and reliable.

Download pH Handbook ›    pH Buffer Values vs. Temperature ›

Popular pH measurement products
Featured pH measurement categories
pH Meters

Whether you're looking for a simple pH meter on a budget, or a powerful pH meter that measures other parameters simultaneously, our pH meters are designed to help you tackle even the most complex pH measurements with confidence.

pH Buffers & Solutions

We offer pH buffers, pH electrode storage solutions, electrode cleaning solutions, lab buffer kits, and electrode filling solutions for your pH measurement needs.

pH Electrodes

Our extensive assortment of quality pH electrodes and sensors are available in a variety of body materials, body styles, and sample requirements.

Featured pH measurement videos
Calibrating a Thermo Scientific Orion Star A series pH benchtop meter
Measuring pH in drinking water using the Thermo Scientific Orion Versa Star Pro benchtop meter


Knowledge Base: Certificates of Analysis and SDS for Orion, ROSS, AQUAfast, AquaMate and AquaSensors products.