EU Trademark Classification EU01 Chemicals 氧化铝（矾土）（1122） Class 01 氧化铝（矾土） 1122 Chinese 氧化铝（矾土） English Alumina [aluminium oxide] Site ref. 1122 Class 01 Included in Harmonised Database (HDB), Nice Alphabetical List, TM5 ID List, WIPO Madrid Goods and Services (MGS)