火焰原子吸收光谱法测定高炉瓦斯灰中的铟含量

Determination of Indium in Blast Furnace Gas Ash by Flame Atomic Absorption Spectrometry

研究了用火焰原子吸收光谱法测定瓦斯灰中的铟，确定了最佳测定奈件，相对标准偏差小于2．5％，回收率在98．7％一103．1％范围。

The method of determinating Indium content in blast fumace gas ash by flame atomic absorption spectrometry was studied, the optimum conditions were determined, the relative standard deviation is less than 2.5%, recoveries from 98.7% to 103.1% range.