Home / Standards / GB/T 31587-2015 GB/T 31587-2015 Active Honeycomb-type DeNOx catalysts 蜂窝式烟气脱硝催化剂 Standard Type GBT ICS 71.100.99 CCS G 75 Status 现行 Issue Date 2015-06-02 Implementation 2015-12-01 Responsible Dept 中国石油和化学工业联合会 Drafting Unit N/A