ISO 279-1998 精油 在20℃时相对密度的测定(参比法)

标准号：ISO 279-1998
中文标准名称：精油 在20℃时相对密度的测定(参比法)
英文标准名称：Essential oils - Determination of relative density at 20 °C - Reference method
标准类型：B36;Y41;X46
发布日期：1999/12/31 12:00:00
实施日期：1999/12/31 12:00:00
中国标准分类号：B36;Y41;X46
国际标准分类号：71.100.60
适用范围：This International Standard specifies the reference method for the determination of the relative density of essential oils at 20 °C.NOTE If it is necessary to perform the test at a different temperature on account of the nature of the essential oil, the temperature should be mentioned in the International Standard appropriate to the essential oil concerned. The average correction in the region of 20 °C is from 0,000 7 to 0,000 8 per degree Celsius.