EU Trademark Classification EU01 Chemicals 氯硝基苯胺（2310） Class 01 氯硝基苯胺 2310 Chinese 氯硝基苯胺 English Chloronitroaniline Site ref. 2310 Class 01 Included in Harmonised Database (HDB), TM5 ID List, WIPO Madrid Goods and Services (MGS)