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Determination of mercury by electric heat digestion and atomic fluorescence spectrometry
Pages: 89-91
Year: Issue:  1
Journal: Journal of Hygiene Research

Keyword:  atomic fluorescence spectrometryelectric heat digestionmercurysoilenvironmental toxicity;
Abstract: 目的 建立土壤中汞的电热消解仪消解-原子荧光光谱测定方法.方法 用王水作为消解液,采用电热消解仪消解土壤样品后,用原子荧光光谱法测定汞的含量.结果 该法的线性范围为0~50μg/L,相关系数为0.9994;方法检出限为0.005μg/L;相对标准差为1.55%~6.52%;对4个土壤质控样品进行测定,结果均在真值范围内.结论 电热消解仪消解-原子荧光光谱法测定土壤中汞灵敏度高,干扰少,线性范围宽,...
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