Protein/Urine Refractometer with Automatic Temperature Compensation

Since 1910, General Tools has grown to become the recognized industry leader for specialty hand tools and instruments. The REF312ATC provides quick and accurate indication of vital fluid levels. Its three scales display Urine Specific Gravity (SG), Total Serum Protein (SP) and Refractive Index (RI). Made from durable materials, this refractometer comes with a built-in rubber hand grip, a cushioned eyepiece and a calibration screen.”,”highlights”:[“Provides quick and accurate indication of vital fluid levels”,”3 Scales: Urine Specific Gravity/Serum Protein/Refractive Index”,”Built-in rubber hand grip/cushioned eyepiece/calibration screen.”