AquaLife Refractometer with ATC

-Automatic Temperature Compensation
-Dual Scale
-Salinity Range 1 to 100ppt
-Specific gravity:±0.001
-Accuracy ±0.1 percent
-Anti-slip rugged body

This rugged, lightweight aluminum body refractometer has all the features and precision of much more expensive models. Accurately reads salinity directly in parts per thousand. The dual scale also reads specific gravity to within ±0.001. Includes a solid storage case, pipette, cleaning cloth and instructions.