| 复合式吸收器采样还原一体化冷原子吸收法测定大气中的汞 |
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| 引用本文： | 杨增,籍静钰,谈旭吟,覃建民.复合式吸收器采样还原一体化冷原子吸收法测定大气中的汞[J].中国环境监测,2000,16(2):23-25. |
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| 作者姓名： | 杨增 籍静钰 谈旭吟 覃建民 |
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| 作者单位： | 1. 包头医学院卫生化学教研室,内蒙古,包头,014010
2. 包头市环境监测站,内蒙古,包头,014030 |
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| 摘 要： | 目的研制一种高效率采集大气中汞的吸收器.方法利用一种集大泡式与玻砂板式吸收器为一体的复合式吸收器采样,并使采样还原一体化冷原子吸收法测定大气中汞.结果平均吸收率为96%,变异系数在4%～12%之间.结论复合式吸收器采样吸收效率高,适合于大气中微量汞的测定.
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| 关 键 词： | 汞 复合式吸收器 冷原子吸收法 |
| 文章编号： | 1002-6002(2000)02-0023-03 |
| 修稿时间： | 1999年10月2日 |
Determination of mercury in the atmosphere by cold atomic absorption with sampling and reduction conducted in a single compound absorber |
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| YANG Zeng.Determination of mercury in the atmosphere by cold atomic absorption with sampling and reduction conducted in a single compound absorber[J].Environmental Monitoring in China,2000,16(2):23-25. |
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| Authors: | YANG Zeng |
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| Abstract: | Objective: To develop a new high efficiency absorber for sampling mercury in the atmosphere Methed: To sample with a compound absorber that has the performance of both large bubble and glass sand plate absorber and to determine the mercury in the atmosphere by cold atomic absorption spectrospcopy with sampling and reduction conducted in a single compound absorber Results: The mean absorption rate is 96% The coefficient of variation is between 4% to 12% Conclution: The absorption rate is higher when a sample is taken with a compound absorber which is applicable to the determination of trace mercury in the atmosphere |
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| Keywords: | mercury compound absorber cold atomic absorption spectroscopy |
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