Home / Standards / GB/T 4372.5-2014 GB/T 4372.5-2014 Active Methods for chemical analysis of zinc oxide produced by direct process―Part 5:Determination of manganese content―Flame atomic absorption spectrometry method 直接法氧化锌化学分析方法 第5部分:锰量的测定 火焰原子吸收光谱法 Standard Type GBT ICS 77.120.60 CCS H13 Status 现行 Issue Date 2014-12-05 Implementation 2015-08-01 Responsible Dept 中国有色金属工业协会 Drafting Unit N/A