Home / Standards / GB/T 23448-2019 GB/T 23448-2019 Active Sanitary ware—Flexible hose 卫生洁具 软管 Standard Type GBT ICS 91.140.70 CCS Q31 Status 现行 Issue Date 2019-08-30 Implementation 2020-07-01 Responsible Dept 中国建筑材料联合会 Drafting Unit N/A