Home / Standards / GB/T 19249 GB/T 19249 Active Reverse osmosis water treatment equipment 反渗透水处理设备 Standard Type GBT ICS 91.140.60 CCS P41 Status 现行 Issue Date 2017-12-29 Implementation 2018-11-01 Responsible Dept 住房城乡建设部 Drafting Unit 住房城乡建设部