1.1 This standard specifies methods for the determination of the density or relative density of crude petroleum and of petroleum products handled as liquids. 1.2 The capillary-stoppered pyknometer method is also for use with solids and this may also be used for coal tar products, including road tars, creosote and tar pitches, or for mixtures of these with petroleum products. This method is not suitable for the determination of density or relative density of highly volatile liquids having Reid vapour pressures greater than 50 kPa according to ISO 3007 or having an initial boiling point below 40 °C. 1.3 The graduated bicapillary pyknometer method is recommend
DS/EN ISO 3838-2004由丹麦标准化协会 DK-DS 发布于 2004-07-07,并于 2004-06-18 实施。
DS/EN ISO 3838-2004在国际标准分类中归属于: 75.040 原油,75.080 石油产品综合。
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