The Refractometer is a must have for all marine hobbyists. This high quality refractometer is extremely accurate and easy to use and calibrate.

Correct salinity is crucial for the survival and health of your fish and corals.

Calibration is simply done with a few drops of distilled water. This model also features ATC (automatic temperature compensation).

Features:

• Automatic Temperature Compensation
• Range from 0-100 ppt and 1.000 to 1.070 specific gravity
• Adjustable focus eyepiece
• Carry case
• Pipette
• Calibration Screw Driver