本欧洲标准规定了市场上销售和运输的乙醇的要求和测试方法，根据EN 228 [5]的要求，用作汽油发动机车用汽油的增量剂。适用于各种共混乙醇（含85％（V/V）以上）。 注意为了本文档的目的，术语“％（m/m）”和“％（V/V）”用于表示质量分数，μ和体积分数φ，分别

This European Standard specifies requirements and test methods for marketed and delivered ethanol to be used as an extender for automotive fuel for petrol engine vehicles in accordance with the requirements of EN 228 [5]. It is applicable to ethanol used for blending at all levels up to and including 85 % (V/V). NOTE For the purposes of this document, the term “% (m/m)” and “% (V/V)” are used to represent the mass fraction, µ, and the volume fraction, φ, respectively.