EU Trademark Classification EU01 Chemicals Defoamers for effluent Class 01 Defoamers for effluent 2587 废水用消泡剂 Chinese 废水用消泡剂 English Defoamers for effluent Site ref. 2587 Class 01 Included in Harmonised Database (HDB), WIPO Madrid Goods and Services (MGS)