EU Trademark Classification EU01 Chemicals Urea-formaldehyde resins Class 01 Urea-formaldehyde resins 5359 脲醛树脂[未加工] Chinese 脲醛树脂[未加工] English Urea-formaldehyde resins [unprocessed] Site ref. 5359 Class 01 Included in Harmonised Database (HDB) Name qualifier unprocessed