H-B DURAC 55/61 Degree API ASTM 32H Hydrometer (B61893-1300)
[Product Information]
- Range: 55 to 61°; accuracy: 0.1°API; temperature of standardization 60°F/60°F
- Length: 163mm (6.4 inches); ASTM number: 32H
- Features readings in 0.1 divisions and a metal ballast
