Home / Standards / GB/T 23856-2009 GB/T 23856-2009 Active 1,3-Dichloro-5,5-dimethylhydantoin 二氯海因 Standard Type GBT ICS 71.100.80 CCS G77 Status 现行 Issue Date 2009-05-18 Implementation 2010-02-01 Responsible Dept 中国石油和化学工业联合会 Drafting Unit N/A