EU Trademark Classification EU01 Chemicals Carbon dioxide bonding agents for respiratory gases Class 01 Carbon dioxide bonding agents for respiratory gases 1612 呼吸气体用二氧化碳结合剂 Chinese 呼吸气体用二氧化碳结合剂 English Carbon dioxide bonding agents for respiratory gases Site ref. 1612 Class 01 Included in Harmonised Database (HDB)