Home / Standards / GB/T 25035-2010 GB/T 25035-2010 Active Dimethyl ether for city gas 城镇燃气用二甲醚 Standard Type GBT ICS 91.140.40 CCS P47 Status 现行 Issue Date 2010-09-02 Implementation 2011-07-01 Responsible Dept 住房城乡建设部 Drafting Unit N/A