| 火焰原子吸收分光光度法测定饮用水中铁和锰的不确定度评定 |
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| 引用本文： | 陈国美,王君.火焰原子吸收分光光度法测定饮用水中铁和锰的不确定度评定[J].干旱环境监测,2012,26(3):181-184. |
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| 作者姓名： | 陈国美 王君 |
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| 作者单位： | 1. 大庆市萨尔图区环境监测站,黑龙江大庆,163311
2. 大庆市疾病预防控制中心,黑龙江大庆,163312 |
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| 摘 要： | 分析了测试过程中不确定度影响因素,其主要来源为标准溶液、标准曲线拟合、样品重复测定、分光光度计4部分。本次测量结果为:铁(0.232±0.012)mg/L;锰(0.092±0.004)mg/L,k=2(约95%置信水平)。
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| 关 键 词： | 不确定度 评定 饮用水 铁 锰 火焰原子吸收分光光度法 |
Uncertainty Evaluation of Determined Iron and Manganese in Drinking Water by Flame Atomic Absorption Spectrophotometry |
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| CHEN Guo- mei,WANG Jun.Uncertainty Evaluation of Determined Iron and Manganese in Drinking Water by Flame Atomic Absorption Spectrophotometry[J].Arid Environmental Monitoring,2012,26(3):181-184. |
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| Authors: | CHEN Guo- mei WANG Jun |
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| Institution: | 1. The Daqing City Saertu District Environmental Monitoring Station, Daqing Heilongjiang 163311, China; 2. Cemers for Disease Control and Prevention Daqing City, Daqing Heilongjiang 163312, China) |
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| Abstract: | The paper analyzed influencing factors of uncertainty in the testing process, its main source was the standard solution, standard curve fitting, the samples repeated measurements and spectrophotometer. The measurement results were： iron （0.232 ± 0.012）mg/L; manganese （0.092 ± 0.004）mg/L, k = 2（Approximately 95% confidence level）. |
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| Keywords: | uncertainty assessment drinking water iron manganese flame atomic absorption spectrophotometry |
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