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| ICP-OES法测定水中12种金属元素含量的不确定度分析 | |
| 引用本文： | 孟元华,凌霞,毛云中. ICP-OES法测定水中12种金属元素含量的不确定度分析[J]. 职业与健康, 2012, 28(6): 690-692 |
| 作者姓名： | 孟元华 凌霞 毛云中 |
| 作者单位： | 江苏省无锡市疾病预防控制中心检验部,214023 |
| 摘 要： | 目的分析和计算ICP-OES法测定水中12种金属元素含量的不确定度。方法依据JJF 1059-1999《测量不确定度评定与表示》,建立数学模型,分析不确定度的来源,计算待测量元素在一定浓度范围内的不确定度。结果对水中12种金属元素进行测定,得出了其不确定度。结论通过测量不确定度的评定,可以掌握ICP-OES法测定水中12种金属元素含量结果的准确性,保证检测工作的质量。 |
| 关 键 词： | ICP-OES 水 金属元素 不确定度 |
Evaluation of Uncertainty for determination of 12 metallic elements in water by ICP-OES |
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| MENG Yuan-hua , LING Xia , MAO Yun-zhong. Evaluation of Uncertainty for determination of 12 metallic elements in water by ICP-OES[J]. Occupation and Health, 2012, 28(6): 690-692 | |
| Authors: | MENG Yuan-hua LING Xia MAO Yun-zhong |
| Affiliation: | Laboratory Department,Wuxi Center for Disease Control and Prevention,Jiangsu,214023,China |
| Abstract: | [Objective]To evaluate the uncertainty for determination of 12 metallic elements in water by ICP-OES.[Methods]The mathematical model was established according to JJF1059-1999 "Evaluation and Expression of Uncertainty in Measurement".The source of uncertainty was analyzed,and the uncertainty within a certain range of elements concentrations was calculated.[Results]Determination of 12 kinds of metallic elements in water showed different uncertainty results.[Conclusion]The evaluation of uncertainty can obtain the accuracy of results of determination of 12 metallic elements in water by ICP-OES,and assure the detection quality. |
| Keywords: | ICP-OES Water Metallic elements Uncertainty |
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