Home / Standards / GB/T 39527-2020 GB/T 39527-2020 Active Determination of calcium, aluminium and silicon in the solid surface materials—Method of chemical analysis 实体面材产品中钙、铝、硅元素含量的测定 化学分析法 Standard Type GBT ICS 91.100.15 CCS Q21 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