DIN EN 12916-2016 石油产品.中间馏出物芳烃种类测定.折射指数测定的高效液相色谱法.德文版本EN 12916-2016
Petroleum products - Determination of aromatic hydrocarbon types in middle distillates - High performance liquid chromatography method with refractive index detection; German version EN 12916:2016