Home / Standards / GB/T 33792-2017 GB/T 33792-2017 Active 2,4-Diaminobenzenesulfonic acid sodium salt 2,4-二氨基苯磺酸钠 Standard Type GBT ICS 71.100.01;87.060.10 CCS G56 Status 现行 Issue Date 2017-05-31 Implementation 2017-12-01 Responsible Dept 中国石油和化学工业联合会 Drafting Unit N/A