
Manual Of Petroleum Measurement Standards - Chapter 9: Density Determination - Section 3: Standard Test Method For Density, Relative Density, And Api Gravity Of Crude Petroleum And Liquid Petroleum Products By Thermohydrometer Method
出版:American Petroleum Institute

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Describes the determination, using a glass thermohydrometer, of the density, relative density (specific gravity), or API gravity of crude petroleum and liquid petroleum products with Reid vapor pressures of 101.325 kPa (14.696 psi) or less.
Also numbered as ASTM D 6822. (08/2003)