A simple, easy-to-use lab pH meter for routine measurement with reproducible measuring results and increased measuring accuracy.

Reliably measure pH, mV, ORP and temperature with the Thermo Scientific™ Orion™ Star A211 pH Benchtop Meter for advanced lab analysis and printer or computer interfacing

Take simple pH and temperature measurements with the Thermo Scientific™ Orion™ Star A121 Portable pH Meter with easy operation for basic field testing.

Ideal for mobile applications in the laboratory, at-line, and outdoors

Accurate measurements any time, anywhere

Test the pH of soil directly or in a soil slurry prepared with deionized water. Hanna Instruments™ Direct Soil Measurement pH Portable Meter is a durable, waterproof pH and temperature meter with many advanced features that are found in more expensive portable instrumentation.

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

Compact, benchtop meter provides high quality pH/mV measurements with simple click of a button

Portable meter provides reliable and high quality pH/mV measurements with simple click of a button

For use with virtually any electrode that shares same connector

Features a replaceable electrode and renewable reference junction. Hanna Instruments™ Champ™ Pocket Sized pH Meter can be calibrated at one point by the user, simply acting on the calibration trimmer.

Compact, benchtop meter provides high quality pH/mV measurements with simple click of a button

Offers numerous features that improve pH testing for skin and surface measurements. Hanna Instruments™ Skin pH Portable Meter is a durable, waterproof pH and temperature meter that uses the HI1414D/50 glass body, amplified pH electrode with an integrated temperature sensor.

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

Get premium performance and ultimate flexibility with the Thermo Scientific™ Orion™ Versa Star Pro™ Meter with pH Module for pH, mV, ORP and temperature on customizable color display

Accurate measurements any time, anywhere

Intuitive touchscreen operation and high measurement performance combined with a complete security package for safe results and solid compliance. Mettler Toledo SevenExcellence S400 pH/mV Meter is a single-channel instrument which is modularly expandable with additional measurement parameters at any time — conductivity, ion or dissolved oxygen.

Designed for the meat processing industry. Hanna Instruments™ Portable Meat pH Meter is a waterproof Foodcare meter that uses the FC232D amplified electrode, which offers numerous features to improve pH testing. Automatic calibration is performed at 1 or 2 points with two sets of buffers.

3520 pH/temp meter with glass combination pH electrode, stand and holder, ATC probe, BNC shorting plug, EU power supply offers research grade specifications with a comprehensive range of features and functions, making it suitable for the broadest range of research, general laboratory, QC and GLP based applications.

Analyze your samples on-site with these portable meters. Analog TDS meters are easy-to-operate meters for municipal, commercial, and industrial water quality control, chemical concentration testing, and process control.

Reliably measure pH, mV, ORP and temperature with the Thermo Scientific™ Orion™ Star A221 pH Portable Meter for advanced field analysis and printer or computer interfacing

Get premium performance and ultimate flexibility with the Thermo Scientific™ Orion™ Versa Star Pro™ Meter with pH / LogR Module for pH, mV, ORP and LogR temperature technology

Versatile, compact design works in a field or laboratory setting.

Simplicity with Oakton™ reliability

Measures Conductivity, Salinity, TDS and Temperature. The SD 300 series is a range of waterproof hand-held meters for drinking water, cooling and boiler water, waste water, pool water and surface water applications.

Compact, with large dual-display LCD

Accurate measurements any time, anywhere

Accurate measurements any time, anywhere