Home / Standards / GB/T 3915-2021 GB/T 3915-2021 Active Styrene for industrial use 工业用苯乙烯 Standard Type GBT ICS 71.080.15 CCS G16 Status 现行 Issue Date 2021-08-20 Implementation 2022-03-01 Responsible Dept 中国石油和化学工业联合会 Drafting Unit N/A