LAXCO Analog Refractometer;Salinity;1 in.W

Refractometer; Salinity; Range 1.000 to 1.070; Automatic Temperature Compensation Yes; Accuracy +/-0.001 SG; +/-1 ppt Salinity; Resolution 0.001 SG; 1 ppt Salinity; Function Determines The Specific Gravity of Salt Concentration By Measuring The Degree of Which Light Bends As It Passes Through The Sample; Specific Gravity 1.000 to 1.070; Features All Metal Housing; Calibration Screw; Glass Prism; Non Roll Stand; Rubber Eye Cup; Rubber Grip; Scale Display; Single Hinged Daylight Plate; Width 1 in