原子荧光光谱法测定蔬菜中微量砷
Spectronic Instruments & Analysis（2006）
Abstract
采用混酸消解样品,通过探讨消化剂、盐酸浓度、硼氢化钾浓度对测定砷的影响,优化实验条件建立了氢化物发生原子荧光法测定中蔬菜微量砷的含量。该方法灵敏简便、快速准确。砷的检出限为0.098μg/L,线性范围为0-80μg/L;样品分析结果的相对标准偏差为3.78%,回收率为94.8%~105.2%
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