Serenity Salinity Refractometer

Serenity Seawater Refractometer

Correct salinity is crucial for the survival and health of your fish and corals. This high-quality refractometer
is extremely accurate and easy to use and calibrate. This also features ATC (automatic temperature compensation).

Comes with Carry case, Pipette and Calibration Screwdriver

Calibration is simply done with a few drops of a known salinity reference like the Accurasea  (Sold separate)

Range  from 0-100 ppt and 1.000
to 1.070 specific gravity