EU Trademark Classification EU01 Chemicals 用于制造农用化学品的聚合物（4251） Class 01 用于制造农用化学品的聚合物 4251 Chinese 用于制造农用化学品的聚合物 English Polymers for use in manufacturing agricultural chemicals Site ref. 4251 Class 01 Included in Harmonised Database (HDB)