高压罐消解-原子荧光光谱法测定蔬菜中的微量汞

Hubei Agricultural Sciences(2008)

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Abstract
采用高压罐消解技术处理样品,用原子荧光光谱法测定蔬菜中微量汞。该方法具有简便、快速、结果准确可靠等优点。测定结果表明汞的浓度在0~10μg·L-1范围内线性良好,相关系数大于0.999,汞的加标回收率为94.3%~104.9%;测定结果的相对标准偏差为4.12%,检出限为0.008 6μg.L-1。
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Key words
atomic fluorescence spectrometry,high pressure digestion,vegetable,mercury
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