Salinity Refractometer $30
 

salinity refractometer $30
eliminates the need for cheap plastic hydrometers. With just a couple of drops of aquarium water you know exactly what your salinity is.

This refractometer is a quality made optical model with automatic temperature compensation.

Other features include:
- Dual scale Salinity and Specific Gravity display
- Measures Specific Gravity from 1.0 to 1.070
- Easy calibration with distilled water
- Adjustable Eyepiece
- Hard plastic carrying case
- Pipette and calibration screwdriver included
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