Extech RF20 Portable Salinity Refractometer (0 to 100ppt) with ATC
Portable Salinity Refractometer (0 to 100ppt) with ATC

The Extech RF20 determines the concentration of dissolved salt in fluids. It's tiny and simple to use. Automatic temperature compensation (ATC) from 10°C to 30°C. Includes a case, calibration screwdriver, plastic pipette calibration solution, and usage guide.

Specifications

Salinity 0 to 100ppt (10 to 30°C ATC)
Salinity Basic Accuracy ±0.1%
Salinity Max Resolution 1ppt
Warranty 2 years