Salinity Refractometer

Specification:

Salinity Refractometer -Determine the salinity of a solution with only 2-3 drops of liquid. Measure sugar concentration, dissolved serum protein, auto coolant freezing points and battery charge levels. Solid-aluminum construction, rubber gripped body, and automatic temperature compensation. Simple focus adjustments on prism and lens. Resolution: 0.2 %. Range: 0-28%. 1-1/2" diameter, 7" long. Includes: 2 pipettes; calibration screwdriver; plastic case; cleaning cloth; cleaning solution; instructions.