H-B DURAC 90/96 Degree API ASTM 39H Hydrometer (B61893-1900)
[Product Information]
- Range: 90 to 96°; accuracy: 0.1°API; temperature of standardization 60°F/60°F
- Length: 163mm (6.4 inches); ASTM number: 39H
- Features readings in 0.1 divisions and a metal ballast
