EU Trademark Classification EU01 Chemicals Chemical substances for use as additives to bitumen Class 01 Chemical substances for use as additives to bitumen 2104 用作沥青添加剂的化学物质 Chinese 用作沥青添加剂的化学物质 English Chemical substances for use as additives to bitumen Site ref. 2104 Class 01 Included in Harmonised Database (HDB)