GB/T 4324.8-2008
钨化学分析方法.镍量的测定.电感耦合等离子体原子发射光谱法、火焰原子吸收光谱法和丁二酮肟重量法
Methods for chemical analysis of tungsten.Determination of nickel content.The inductively coupled plasma atomic emission spectrometry、flame atomic absorption spectrometry and dimethylglyoxime gravimetry