Home / Standards / GB/T 13748.20-2009 GB/T 13748.20-2009 Abolished Methods for chemical analysis of magnesium and magnesium alloys — Part 20: Determination of elements content by ICP-AES 镁及镁合金化学分析方法 第20部分:ICP-AES测定元素含量 Standard Type GBT ICS 77.120.20 CCS H12 Status 废止 Issue Date 2023-11-02 Implementation 2010-02-01 Responsible Dept N/A Drafting Unit N/A