| 火焰原子吸收法测铜的检出限测量不确定度评定 |
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| 引用本文： | 薛巍. 火焰原子吸收法测铜的检出限测量不确定度评定[J]. 哈尔滨师范大学自然科学学报, 2006, 22(4): 72-75 |
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| 作者姓名： | 薛巍 |
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| 作者单位： | 哈尔滨工业大学;黑龙江省质量技术监督局计量院 |
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| 摘 要： | 根据JJG694-1990《原子吸收分光光度计》计量检定规程对火焰原子吸收法测铜的检出限的测量不确定度进行了评定,详细分析了不确定度的来源,并对标准溶液误差和测量结果重复性引入的不确定度分量和自由度进行了严格的分析.最终结果更为客观、准确.
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| 关 键 词： | 原子吸收分光光度计 检出限 不确定度 自由度 |
| 收稿时间： | 2006-04-17 |
| 修稿时间： | 2006-04-17 |
THE ASSESSING OF THE MEASURING UNCERTAINTY OF DETECTION LIMIT OF COPPER BY FLAME ATOMIC ABSORPTION SPECTROMETRY |
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| Xue Wei. THE ASSESSING OF THE MEASURING UNCERTAINTY OF DETECTION LIMIT OF COPPER BY FLAME ATOMIC ABSORPTION SPECTROMETRY[J]. Natural Science Journal of Harbin Normal University, 2006, 22(4): 72-75 |
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| Authors: | Xue Wei |
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| Affiliation: | Harbin Institute of Technology, Quality Technology Supervise Bureau Metrology Institute of Heilongjiang Province |
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| Abstract: | The paper mainly discussed the assessing of the measuring uncertainty of detection limit of copper by flame atomic absorption spectrophotometry by verification regulation for atomic absorption spectrophotometer,and detailedly analyzed the uncertainty source,the degrees of freedom and assessed uncertainty caused by error of standard solutions and repeatability of results of measurements.The results are objective and accurate. |
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| Keywords: | Atomic absorption spectrophotometer Detection limit Uncertainty Freedoms |
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