pH Meters

Thermo Scientific™ Orion Star™ A111 pH Benchtop Meter

Easy to use first time and every time, prepare students for laboratory and research applications using professionally proven benchtop meters.

Thermo Scientific™ Orion Star™ A111 pH Benchtop Meter

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

Thermo Scientific™ Orion™ 266S Advanced Waterproof Portable pH/mV Meter

Measure and log pH, mV and temperature using the Thermo Scientific™ Orion™ 266S Intrinsically Safe (US) Portable pH Meter

Thermo Scientific™ Orion Star™ A221 pH Portable Meter

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

Thermo Scientific™ Orion Star™ A211 pH Benchtop Meter

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

Thermo Scientific™ Orion™ Versa Star Pro™ pH/LogR™ Benchtop Meter

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

Thermo Scientific™ Orion™ Versa Star pH Measurement Module

Add pH, mV, ORP and temperature measurement capabilities to your Versa Star meter using the Thermo Scientific™ Orion™ Versa Star pH Measurement Module

Thermo Scientific™ Orion Star™ A121 pH Portable Meter

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

Thermo Scientific™ Orion Star™ A321 pH Portable Meter

Accurately monitor pH, mV, ORP and temperature with the Thermo Scientific™ Orion™ Star A321 pH Portable Meter for waterproof, high performance in challenging field locations

Thermo Scientific™ Orion™ Versa Star Pro™ pH Benchtop Meter

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

Fisher Scientific™ accumet™ Portable AP110 pH Meters Products for Science Education

For accurate measurements anytime, anywhere.

Fisher Science Education™ pH Meters Products for Science Education

Large, dual LCD shows pH measurement and temperature results simultaneously (with ATC probes).

Thermo Scientific™ Orion™ Versa Star pH / LogR Measurement Module

Add pH, mV, ORP and LogR temperature measurement capabilities to your Versa Star meter using the Thermo Scientific™ Orion™ Versa Star pH / LogR Measurement Module

Mettler Toledo™ FiveGo™ F2 pH/mV Meters

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

Oakton™ Waterproof pH 150 Portable Meter Products for Science Education

Rugged, reliable and accurate meter to measure pH, mV and temperature.

Oakton™ Waterproof Big Display phTestr™ 10

Pocket pH meter with large display makes taking readings easy

Oakton™ pH 700, CON 700, pH-CON 700 pH/Conductivity Benchtop Meters

Compact, space-saving design with a larger, easier-to-read display

Oakton™ Waterproof Big Display pHTestr™ 20

High ±0.01 pH accuracy in a waterproof pocket-sized instrument

Oakton™ Waterproof pH 150 Portable Meter

Rugged, reliable and accurate meter to measure pH, mV and temperature

Oakton™ pH 700 Benchtop Meter and Stand

Compact, with large dual-display LCD

Mettler Toledo™ FiveEasy™ Plus FP20 pH/mV Meters

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

Oakton™ Waterproof Big Display pHTestr™ 30

Dual Display of pH and Temperature plus high accuracy

Oakton™ pH/Ion Benchtop Ion 700 Meter

Dual-display benchtop meter for measuring pH, mV, direct ion concentration

Oakton™ Waterproof PCD650 Meter

A premier waterproof meter that's affordable

Mettler Toledo™ FiveEasy™ F20 pH/mV Meters

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

Oakton™ Waterproof pH 450 Portable Meter

Rugged design with backlit display for use in any environment

Oakton™ EcoTestr pH Products for Science Education

The EcoTestr pH1 and EcoTester pH2 — new and economical quality pH testers designed for fuss-free pH measurements.

Oakton™ PCTestr 35 Products for Science Education

One-press parameter toggle.

Oakton™ Waterproof Big Display pHTestr™ 10 BNC

Pocket pH meter with large display; accepts pH combination electrode with BNC connector

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