Home / Standards / GB/T 31194-2014 GB/T 31194-2014 Active High purity zinc sulfide for industrial use 高纯工业品硫化锌 Standard Type GBT ICS 71.060.50 CCS G12 Status 现行 Issue Date 2014-09-03 Implementation 2015-05-01 Responsible Dept 中国石油和化学工业联合会 Drafting Unit N/A