标准号:ASTM D2503-1992(2016)
中文标准名称:用蒸汽压热电测量法测定烃类相对分子质量(分子量)的试验方法
英文标准名称:Standard Test Method for Relative Molecular Mass (Molecular Weight) of Hydrocarbons by Thermoelectric Measurement of Vapor Pressure
中国标准分类号:G17
国际标准分类号:75.080
适用范围:1.1This test method covers the determination of the average relative molecular mass (molecular weight) of hydrocarbon oils. It can be applied to petroleum fractions with molecular weights (relative molecular mass) up to 3000; however, the precision of thi