Home / Standards / GB/T 23938-2021 GB/T 23938-2021 Active High purity carbon dioxide 高纯二氧化碳 Standard Type GBT ICS 71.100.20 CCS G 86 Status 现行 Issue Date 2021-10-11 Implementation 2022-05-01 Responsible Dept 中国石油和化学工业联合会 Drafting Unit N/A