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


Measures the concentration of dissolved salt in fluids

Measures the concentration of dissolved salt in fluids. Compact size, easy to operate. Automatic Temperature Compensation (ATC) from 10 to 30°C. Comes with case, calibration screwdriver, plastic pipette calibration solution, and user guide.


Refractometer Salinity

Portable Salinity Refractometer (0 to 100ppt) with ATC Features

  • Compact size, easy to operate
  • Automatic Temperature Compensation (ATC) from 10 to 30°C
  • Provides accurate and repeatable measurements on easy to read scale
  • Requires only 2 or 3 drops of solution
  • The prism and lens with a simple focus adjustment
  • Complete with case, calibration screwdriver, plastic pipette and calibration solution


Type Range Resolution Accuracy
Salt ATC 0 to 100ppt (10 to 30°C) 1.000 to 1.070 Specific Gravity 1ppt 0.001 ±0.1‰ ±0.001
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