作业场所空气中五羰基铁的火焰原子吸收测定方法研究
Modern Scientific Instruments(2007)
Abstract
[目的]建立作业场所空气中五羰基铁的火焰原子吸收测定方法。[方法]微孔滤膜采集作业场所空气样品,样品经湿法消化后,原子吸收法测定。[结果]空气中五羰基铁浓度(按铁计)在0.067mg/m~3~1.67mg/m~3,变异系数均小于10%;回归方程y=0.09718x+0.0002,r=0.9995;检出限0.020μg/mL;回收率大于等于90%。[结论]本方法适于作业场所空气中五羰基铁的测定。
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Key words
determination by flame atomic absorption spectrometry,digestion,Iron pentacarbonyl
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