原子荧光光谱法测定土壤样品中砷、汞的试验研究

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关键词：原子荧光光谱法；土壤样品；总砷；总汞；测定

中图分类号：0657.31 文献标识码：A 文章编号：1008-9500（2025）07-0009-03

DOI： 10.3969/j.issn.1008-9500.2025.07.03

Experimental Study on the Determination of Arsenic and Mercury in Soil Samples by Atomic Fluorescence Spectrometry

MA Jing

（JilinBranchofChinaNationalGeologicalExplorationCenterofBuildingMaterialsIndustry，Changchun30ooo，China）

Abstract：Theexperiment measures thetotalarsenicand total mercury contentin four groupsof soilsamples usingatomic fluorescencespectroscopy.Theresultsshowthatthetotalarseniccontentofthefoursoilsamplesis7.74，6.95，8.9，and （20 7.44mg/kg ，respectively，and the total mercury content is 0.041，0.025，0.057，and 0.048mg/kg ，respectively，verifying the high sensitivityselectivityandreproducibilityofatomicfluorescencespectroscopy.Theanalysisofspikedecovery rateand Relative Standard Deviation （RSD）shows thatatomic fluorescence spectroscopyhas significantadvantages in the determinationofarsenicand mercuryinsoilsamples，andissuitableforenvironmentalmonitoringandsoilpolutioncontrol. Keywords： atomic fluorescence spectroscopy; soil samples; total arsenic; total mercury; determination

砷和汞是环境中常见的重金属污染物，其毒性强、迁移性高，对生态系统和人体健康构成严重威胁[1]。（剩余3858字）