Home / Standards / GB 8076-1997 GB 8076-1997 Abolished Concrete admixtures 混凝土外加剂 Standard Type GB ICS 91.100.30 CCS Q12 Status 废止 Issue Date 1997-05-06 Implementation 1997-11-01 Responsible Dept 中国建筑材料联合会 Drafting Unit N/A