Home / Standards / GB/T 20899.8-2022 GB/T 20899.8-2022 Active Methods for chemical analysis of gold ores—Part 8: Determination of sulfur content 金矿石化学分析方法 第8部分:硫量的测定 Standard Type GBT ICS 73.060.99 CCS D46 Status 现行 Issue Date 2022-12-30 Implementation 2023-07-01 Responsible Dept 国家标准委 Drafting Unit N/A