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  • ISO 11466-1995 - 中外标准 - - - 现行
    Specifies a method for the extraction, with aqua regia, of trace elements from soils and similar materials containing less than about 20 % (m/m) organic carbon. Materials containing more than about 20 % (m/m) organic carbon will require treatment with additional nitric acid. The resulting solution is suitable for the determination of trace elements using appropriate atomic spectrometric techniques.
    质量溶解度土壤分析土壤采样痕量元素分析土壤普查萃取法溶液萃取分析法痕量元素分析金属萃取含量测定化学分析和试验土壤土壤组分AnalysisAqua regiaChemical analysis and testingComposition of the groundDetermination of contentExtractionExtraction methodExtraction methods of analysisMetalsQualitySoil analysisSoil samplingSoil surveysSoilsSolubilitySolutionsTrace element analysisTrace elements
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