pH Meters
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 support you need. Our focus is on high quality products combined with simple, intuitive operation and ergonomic design. The comprehensive product portfolio covers the most varied electrochemical applications in all sectors and offers solutions both for complex applications subject to regulatory control as well as for simple routine measurements.
Current Promotions
- Receive up to a $400 cash-back rebate with your next METTLER TOLEDO Balance, pH Meter, or Analytical Instrument purchase.
- Trade in your old balance and receive a 15% cash back rebate with your new Balance purchase.
Product selection
SevenDirect SD20 pH Meters
Reliable pH measurements for almost any sample across a wide range of applications
SevenDirect SD30 Conductivity Meters
Meter for the determination of conductivity, total dissolved solids, and salinity
SevenDirect SD50 pH/Ion Meters
Flexible Meter to measure pH, ORP, and ion concentration
SevenDirect SD23 pH/Conductivity Meters
Meter for the determination of pH and conductivity – either separately or simultaneously
SevenExcellence
Designed with the objective to optimize the workflow and increase the efficiency of you lab work.
FiveEasy
Compact design with a large display and intuitive button arrangement.
FiveGo
Portable, robust and waterproof design for pH, conductivity, and dissolved oxygen determination.
Seven2Go
Robust meters provide durability and one-handed operation; ideal for mobile applications in the lab, at-line, or outdoors.
SevenGo Duo
Multiparameter portable meter with automatic endpoint and buffer recognition.
Electrodes
Proven sensor technology for safe and reliable results.
Buffers and Solutions
NIST-traceable buffers for pH electrode calibration and verification.
Accessories
Improve productivity and ensure compliance with accessories ideal for your application.
Electrode Finder
Find the right sensor for your application using the METTLER TOLEDO Electrode Finder