Home / Standards / GB/T 3044-2020 GB/T 3044-2020 Active Chemical analysis methods for white fused alumina and pink fused alumina 白刚玉、铬刚玉化学分析方法 Standard Type GBT ICS 25.100.70 CCS J43 Status 现行 Issue Date 2020-07-21 Implementation 2021-02-01 Responsible Dept 中国机械工业联合会 Drafting Unit N/A