DIN EN 14662-3:2016
环境空气.苯浓度测量的标准方法.第3部分:用现场气相色谱法的自动泵送取样;德文版本EN 14662-3-2015
Ambient air - Standard method for the measurement of benzene concentrations - Part 3: Automated pumped sampling with in situ gas chromatography; German version EN 14662-3:2015