Home / Standards / GB/T 8077-2023 GB/T 8077-2023 Active Methods for testing uniformity of concrete admixtures 混凝土外加剂匀质性试验方法 Standard Type GBT ICS 91.100.30 CCS Q12 Status 现行 Issue Date 2023-12-28 Implementation 2024-07-01 Responsible Dept 中国建筑材料联合会 Drafting Unit N/A