| 土壤中砷的测定 |
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| 引用本文： | 孙晓丽. 土壤中砷的测定[J]. 科技信息, 2011, 0(17): I0057-I0058 |
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| 作者姓名： | 孙晓丽 |
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| 作者单位： | 有色金属西北矿产地质测试中心,陕西西安710054 |
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| 摘 要： | 方法采用硝酸——盐酸混合试剂热分解，氢化物发生原子荧光法测定土壤中砷［1］，砷的相关系数为0.9996，方法检出限为0．01mg／kg，相对标准偏差在3．1％～5．5％之间，加标回收率为95％-105％之间，精密度和准确度试验结果满意。
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| 关 键 词： | 土壤 砷 氢化物发生原子荧光法 |
The Mensuration of As in Soil |
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| SUN Xiao-li. The Mensuration of As in Soil[J]. Science, 2011, 0(17): I0057-I0058 |
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| Authors: | SUN Xiao-li |
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| Affiliation: | SUN Xiao-li (Nonferrous Mefal Northwest Gedogical Test Center, Xi＇an Shaanxi, 710054, China |
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| Abstract: | This method uses nitric acid--muriatic acid extender to clear up and HG--AFs method to mensurate As in Soil,Relative coefficients： 0.9996 （for As）.The limit of thismethod is 0.01mg/kg,the relative standard deviations are 3.1%-5.5%,the rate of callback are 95%-105%.The obtained precision and accuracy were satisfied. |
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| Keywords: | Soil As HG-AFS |
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