EU Trademark Classification EU01 Chemicals Soda (Calcined -) Class 01 Soda (Calcined -) 4755 煅烧苏打 Chinese 煅烧苏打 English Soda (Calcined -) Site ref. 4755 Class 01 Included in Harmonised Database (HDB), Nice Alphabetical List, WIPO Madrid Goods and Services (MGS)