EU Trademark Classification EU01 Chemicals 聚合物用化学添加剂（939） Class 01 Additives (Chemical -) for polymers 939 聚合物用化学添加剂 Chinese 聚合物用化学添加剂 English Additives (Chemical -) for polymers Site ref. 939 Class 01 Included in Harmonised Database (HDB)