Home / Standards / GB/T 12689.7-2010 GB/T 12689.7-2010 Active Methods for chemical analysis of zinc and zinc alloys - Part 7:Determination of magnesium content - Flame atomic absorption spectrometric method 锌及锌合金化学分析方法 第7部分: 镁量的测定 火焰原子吸收光谱法 Standard Type GBT ICS 77.120.60 CCS H13 Status 现行 Issue Date 2011-01-14 Implementation 2011-11-01 Responsible Dept 中国有色金属工业协会 Drafting Unit N/A