Get premium performance and ultimate flexibility with the Thermo Scientific™ Orion™ Versa Star Meter with pH / ISE Module for pH, ion concentration, and temperature

Get premium performance and flexibility with the Thermo Scientific™ Orion™ Versa Star Pro™ Meter with Conductivity Module for conductivity, TDS, salinity, resistivity and temperature

Solve multiple measuring tasks at once and save time and costs. WTW™ MultiLine™ Multi 3620 IDS Multi-parameter Portable Meters feature two universal measuring channels for measuring pH, ORP, dissolved oxygen and/or turbidity simultaneously.

This well-designed meter is the perfect choice for a wide range of applications without overstretching your budget. Mettler Toledo™ S210 SevenCompact™ pH, mV/ORP-Kit can also measure ORP.

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

Intuitive touchscreen operation and high measurement performance combined with a complete security package for safe results and solid compliance. Mettler Toledo SevenExcellence S470 pH/Conductivity Meters handle complex applications and meets stringent regulatory requirements.

Lightweight, economical, and efficient handheld meters

Provide advanced pH and ion measurements with simple operation and offer a large, vivid color touch-screen display. Fisherbrand accumet XL250 pH/ISE dual channel benchtop meters offer advanced features with simple operation to help ensure your measurements are reliable and your laboratory processes are efficient.

Take simple dissolved oxygen and temperature measurements with the Thermo Scientific™ Orion™ Star A113 DO Benchtop Meter with easy operation for basic lab testing

Provides intuitive, simple operation and high accuracy measurements in a compact, affordable meter. Fisherbrand accumet AB250 pH/ISE meter provides flexible measurements of pH or ion concentration using an ion selective electrode (ISE) in one easy to use, reliable measurement system.

Reliably measure dissolved oxygen (RDO optical / polarographic) and temperature with the Thermo Scientific™ Orion™ Star A213 RDO / DO Benchtop Meter for advanced lab analysis

Provide advanced measurements with simple operation and offer a large, vivid color touch-screen display that allows for dynamic functionality. Fisherbrand accumet XL500 dual pH/ISE/conductivity benchtop meters offer advanced features with simple operation to help ensure your measurements are reliable and your laboratory processes are efficient.

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

Conductivity Sensor (Tester), replacement accessory for accumet™ AET30 conductivity tester

Provide advanced pH and ion measurements with simple operation and offer a large, vivid color touch-screen display. Offer advanced features with simple operation to ensure measurements are reliable and laboratory processes are efficient.

Accurately monitor pH, ion concentration, mV, ORP and temperature on two channels with the Thermo Scientific™ Orion™ Dual Star pH / ISE Benchtop Meter for advanced lab analysis.

Accurately measure pH, ion concentration, conductivity, dissolved oxygen and temperature with the Thermo Scientific™ Orion™ Star A329 pH/ISE/Conductivity/RDO/DO Portable Meter

Take simple dissolved oxygen and temperature measurements with the Thermo Scientific™ Orion™ Star A123 DO Portable Meter with easy operation for basic field testing

Take simple conductivity, TDS and temperature measurements with the Thermo Scientific™ Orion™ Star A122 Conductivity Portable Meter with easy operation for basic field testing

Reliably measure pH, conductivity and temperature with the Thermo Scientific™ Orion™ Star A215 pH / Conductivity Benchtop Meter for advanced lab analysis and interfacing

Provide advanced measurements with simple operation and offer a large, vivid color touch-screen display. Fisherbrand accumet XL600 pH/ISE/conductivity/DO benchtop meters offer advanced features with simple operation to help ensure your measurements are reliable and your laboratory processes are efficient.

Get premium performance and flexibility with the Thermo Scientific™ Orion™ Versa Star Pro™ Meter with DO / RDO Module for dissolved oxygen (optical / polarographic) and temperature

Reliably measure conductivity, TDS, salinity, resistivity and temperature with the Thermo Scientific™ Orion™ Star A212 Conductivity Benchtop Meter for advanced lab analysis

Reliably measure conductivity, TDS, salinity, resistivity and temperature with the Thermo Scientific™ Orion™ Star A222 Conductivity Portable Meter for advanced field analysis

Accurately monitor pH, ion concentration, mV, ORP and temperature with the Thermo Scientific™ Orion™ Star A324 pH / ISE Portable Meter for challenging field testing

Accurate measurements any time, anywhere

Reliably measure pH, ion concentration, mV, ORP and temperature with the Thermo Scientific™ Orion™ Star A214 pH / ISE Benchtop Meter for advanced lab analysis and interfacing

Measures conductivity, resistivity, dissolved solids, salinity, concentration, and temperature; includes certificate of traceability to standards provided by NIST™.

Provides intuitive, simple operation and high accuracy measurements in a compact, affordable meter. Fisherbrand accumet AB200 pH/conductivity meter combines the benefits of a pH meter and conductivity meter in one easy to use, reliable measurement system. The large backlit display offers great visibility in laboratory environments.