Home / Standards / GB/T 20975.9-2008 GB/T 20975.9-2008 Abolished Methods for chemical analysis of aluminium and aluminium alloys - Part 9:Determination of lithium content Flame atomic absorption spectrometric method 铝及铝合金化学分析方法 第9部分:锂含量的测定 火焰原子吸收光谱法 Standard Type GBT ICS 77.120.10 CCS H12 Status 废止 Issue Date 2008-03-31 Implementation 2008-09-01 Responsible Dept 中国有色金属工业协会 Drafting Unit N/A