| Brand | Unbranded |
|---|---|
| Type | Refractometer |
Check the listing for details. Handheld Optical Refractometer ATC Urine Hydrometer Serum Protein Tester. Condition: New. Listed at 34.99 USD. 1.000 - 1.050 sg urine specific gravity. 0.002 sg urine specific gravity. Small scale: 0.2 g/dl serum protein. Automatic temperature compensation ensures that water temperature does not affect the reading.