Mettler Toledo


METTLER TOLEDO is a leading global manufacturer of analytical instrumentation, offering everything required for precise and reliable pH, ORP, ion concentration, conductivity and dissolved oxygen (DO, BOD) measurements.

Whatever you need to measure, be it pH, ORP, ion concentration, conductivity or dissolved oxygen (DO, BOD), METTLER TOLEDO with its long-term experience provides you with the product you need.

Our focus is on high quality products combined with simple, intuitive operation and ergonomic design. The comprehensive product portfolio featuring a wide range of benchtop and portable meters accompanied by a complete range of electrodes, sensors and solutions covers the most varied electrochemical applications in all sectors.

Not only do we offer product solutions for complex applications subject to regulatory control but also for simple routine measurements as well.

Benchtop pH Meters

User-friendly and intuitive instruments for highest precision and solid compliance

Portable pH Meters

Simple and accurate measurements on the go, whatever the application

pH, Conductivity, DO, Ion, OPR Sensors and Electrodes

These sensors combine innovative technologies and a tradition in glassblowing for fast and highly accurate measurements

Buffers, Standards and Electrolytes

High-quality solutions for calibration, verification and maintenance of sensors

Meter Software

With LabX® direct pH you have flexible data transfer software to easily send data from your Seven Series instrument to an Excel spreadsheet or any cursor position in other PC applications.

For additional information on the full range of METTLER TOLEDO electrochemistry products please visit or contact your local Fisher Scientific office.

For further information on electrode or sensor selection, including information on troubleshooting please visit