Fisherbrand Handheld Analog Clinical Refractometer, Temperature Compensation: Yes, Accuracy: 0.002; 0.2 g/dl; 0.0005, Scale Range: Urine Specific Gravity 1.000 to 1.050; Serum Protein 1 to 12 g/dl; Refractive Index 1.334 to 1.360, Calibrati
Fisherbrand Handheld Analog Clinical Refractometer, Temperature Compensation: Yes, Accuracy: 0.002; 0.2 g/dl; 0.0005, Scale Range: Urine Specific Gravity 1.000 to 1.050; Serum Protein 1 to 12 g/dl; Refractive Index 1.334 to 1.360, Calibrati
Fisherbrand Handheld Analog Clinical Refractometer, Temperature Compensation: No, Accuracy: 0.002; 0.2 g/dl; 0.0005, Scale Range: Urine Specific Gravity 1.000 to 1.050; Serum Protein 1 to 12 g/dl; Refractive Index 1.334 to 1.360, Calibratio
Fisherbrand Handheld Analog Salinity Refractometer, Accuracy: +/-0.001 spc.gr; +/-1ppt, Scale Range: Specific Gravity 1.000 to 1.070spc.gr.; 0 to 100ppt, Calibration: Distilled Water, Dimensions: 204 x 39 x 39mm, For Use With: Salinity; Aqu
Fisherbrand Handheld Digital Honey Refractometer, Accuracy: Brix +/-0.2%; Water (moisture) +/-0.2%; Be +/-0.2%; Refective Index +/-0.0003nD, Scale Range: Brix: 0% to 90%; Moisture: 5% to 38%; Baume: 33 deg.C to 48 deg.C; Refractive Index (R
Fisherbrand Handheld Digital Clinical Refractometer, Accuracy: Urine SP. G. +/-0.002; Serum P. +/-0.2; Refractive Index +/-0.0003nD, Scale Range: Serum Protein (SP): -0.1 to 12.0; Urine Specific Gravity (USG): 1.000 to 1.050; Refractive Ind