API Mineral Oil Hydrometer ASTM E100
Standardized U.S.A Hydrometers
A.S.T.M. E100 API Mineral Oil
Standardized U.S.A Hydrometers
A.S.T.M. E100 API Mineral Oil
Graduated in ° API
Calibration temperature : 60/60°F ( 15.56°C)
Reading below meniscus.
Low surface tension : between 16 and 35 mN/m.
These hydrometers are manufactured according to the American standards from the last ASTM E100 Committee of the AMERICAN SOCIETY FOR TESTING AND MATERIAL.
The scale of the hydrometer is fully marked with all the reference norms, the calibration temperature, the surface tension, the individual number of the instrument