Laxco Handheld Temperature Compensated Analog Clinical Refractometer, Urine Specific Gravity 1.000 To 1.050 Serum Protein 1 To 12 G/Dl Refractive Index 1.334 To 1.361
Laxco Handheld Temperature Compensated Analog Clinical Refractometer, Urine Specific Gravity 1.000 To 1.050 Serum Protein 1 To 12 G/Dl Refractive Index 1.334 To 1.361