Home / Standards / GB/T 39698-2020 GB/T 39698-2020 Active Confirmation methods for delivering common Portland cement 通用硅酸盐水泥出厂确认方法 Standard Type GBT ICS 91.100.10 CCS Q11 Status 现行 Issue Date 2020-12-14 Implementation 2021-11-01 Responsible Dept 中国建筑材料联合会 Drafting Unit N/A