Home / Standards / GB/T 29493.4-2023 GB/T 29493.4-2023 Active Determination of harmful substances in textile dyeing and finishing auxiliaries—Part 4:Determination of polycyclic aromatic hydrocarbons(PAHs) 纺织染整助剂中有害物质的测定 第4部分:多环芳烃化合物(PAHs)的测定 Standard Type GBT ICS 71.100.40 CCS G70 Status 现行 Issue Date 2023-09-07 Implementation 2024-04-01 Responsible Dept 中国石油和化学工业联合会 Drafting Unit N/A