Reichert Rhino VET 360 Refractometer. Quickly and accurately determines urine specific gravity and protein concentration in plasma, serum and peritoneal fluid. Introducing the Rhino-rugged water resistant, dust proof and shock resistant hand-held refractometer. The Reichert VET 360 uses Automatic Temperature Compensation to provide accurate readings regardless of ambient temperature. The unit automatically corrects all readings back to the Standard Reference Temperature of 20°C (68°F). This provides much greater accuracy. Improved optics – easy to read. No batteries required – reliable any time. Water resistant and dustproof – IP67 rated, sealed internal optics cannot be contaminated. Shock resistant – drop tested from 3 feet. Ideal for use in the clinic or outdoors. Test takes only seconds. Large and small animal scales in one instrument. Replacement sample cover and hinge pins also available.