Home / Standards / GB/T 33503-2017 GB/T 33503-2017 Active Analytical method of the chemical composition in the glass containing lead 含铅玻璃化学成分分析方法 Standard Type GBT ICS 71.040.40 CCS Q37 Status 现行 Issue Date 2017-02-28 Implementation 2018-01-01 Responsible Dept 中国建筑材料联合会 Drafting Unit N/A