ROSS SURE-FLOW pH Electrodes are free-flowing liquid-to-liquid junction assures you of stable, drift free potentials.  The SURE-FLOW electrode junction can easily be opened and cleaned making ideal for dirty and clean samples alike.

SURE-FLOW pH Electrodes are free-flowing liquid-to-liquid junction assures you of stable, drift free potentials.  The SURE-FLOW electrode junction can easily be opened and cleaned making ideal for dirty and clean samples alike.

This compact, lightweight and robust portable meter is perfect for mobile applications. The Mettler Toledo FiveGo pH Meter ensures your field measurements are optimized and simplified.

The Mettler Toledo FiveGo boasts some outstanding functions such as storage capacity for up to 200 measurements, TDS measuring mode and IP67 protection against dust and water ingress. 

The AQ3700 is so advanced that a user can create a custom method and customize the calibration. A rugged unit, waterproof to IP67 standards, the AQ3700 is the most advanced field portable colorimeter on the market today.

Aquafast IV Colorimeter, AQ4000, is the most advanced field portable colorimeter on the market today. This rugged unit is waterproof to IP67 standards.

The Orion Star 212 Benchtop Conductivity Meter will acurately and reliably record conductivity, total dissolved solids, salinity, resistivity and temperature measurements.  It is ideal for a wide range of applications and advanced conductivity analysis in the lab.

The Orion Star A214 pH/ISE benchtop meters are easy to use, dependable laboratory meters with advanced features and functions.  All critical data is shown with your measurements.