Home / Standards / GB/T 8077-2012 GB/T 8077-2012 Abolished Methods for testing uniformity of concrete admixture 混凝土外加剂匀质性试验方法 Standard Type GBT ICS 91.100.30 CCS Q12 Status 废止 Issue Date 2012-12-31 Implementation 2013-08-01 Responsible Dept 中国建筑材料联合会 Drafting Unit N/A