Protein and Urine 1.000-1.050sg. Protein in Serum 1.3330-1.3600RI. For protein and urine, ATC, blood serum, plasma and albumen. Length: 6.2 in. Depth: 1.8 in. Weight: 7 oz. Resolution: 0-12g/dl, 0.002sg, 0.00025 RI. Includes: Calibration Screwdriver, Plastic Pipette, Carrying Case.