AquaLife Refractometer with ATC
-Automatic Temperature Compensation
-Salinity Range 1 to 100ppt
-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.