Home / Standards / GB/T 13549-2016 GB/T 13549-2016 Active Chlorsulphonic acid for industrial use 工业氯磺酸 Standard Type GBT ICS 71.060.30 CCS G11 Status 现行 Issue Date 2016-10-13 Implementation 2017-05-01 Responsible Dept 中国石油和化学工业联合会 Drafting Unit N/A