Home / Standards / GB/T 22053-2020 GB/T 22053-2020 Active Pentane vesicant 戊烷发泡剂 Standard Type GBT ICS 71.080.10 CCS G17 Status 现行 Issue Date 2020-11-19 Implementation 2021-10-01 Responsible Dept 中国石油和化学工业联合会 Drafting Unit N/A