Home / Standards / GB/T 7716-2024 GB/T 7716-2024 Active Propylene for polymerization 聚合级丙烯 Standard Type GBT ICS 71.080.10 CCS G16 Status 现行 Issue Date 2024-05-28 Implementation 2024-12-01 Responsible Dept 中国石油和化学工业联合会 Drafting Unit N/A