| 双硫腙四氯化碳萃取微乳液进样火焰原子吸收光谱法同时测定天然水中的铅和锌 |
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| 引用本文： | 牛草原,宛新生,郑先福,宁爱民.双硫腙四氯化碳萃取微乳液进样火焰原子吸收光谱法同时测定天然水中的铅和锌[J].光谱实验室,2005,22(2):329-331. |
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| 作者姓名： | 牛草原 宛新生 郑先福 宁爱民 |
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| 作者单位： | 河南农业大学理学院,郑州市,450002;河南农业大学理学院,郑州市,450002;河南农业大学理学院,郑州市,450002;河南农业大学理学院,郑州市,450002 |
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| 摘 要： | 双硫腙四氯化碳萃取分离富集天然水样中的铅、锌 ,微乳液进样火焰原子吸收光谱法同时测定铅、锌的含量。对 Pb、Zn的混合溶液进行 7次平行测定 ,RSD分别为 2 .9%、1 .7%,对水样测定的平均回收率分别为 97.5 %、1 0 3%。
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| 关 键 词： | 双硫腙 萃取 微乳液进样 火焰原子吸收光谱法 水 铅 锌 |
| 文章编号： | 1004-8138(2005)02-0329-03 |
| 修稿时间： | 2004年11月6日 |
Simultaneous Determination of Lead and Zinc in Natural Water by Flame Atomic Absorption Spectrometry with Microemulsion Sampling and Diphenylthiocarbazone Liquid-Liquid Extraction |
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| NIU Cao-Yuan,WAN Xin-Sheng,ZHENG Xian-Fu,NING Ai-Min.Simultaneous Determination of Lead and Zinc in Natural Water by Flame Atomic Absorption Spectrometry with Microemulsion Sampling and Diphenylthiocarbazone Liquid-Liquid Extraction[J].Chinese Journal of Spectroscopy Laboratory,2005,22(2):329-331. |
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| Authors: | NIU Cao-Yuan WAN Xin-Sheng ZHENG Xian-Fu NING Ai-Min |
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| Abstract: | A method for simultaneous determination of lead and zinc in natural water by FAAS with microemulsion sampling and diphenylthiocarbazone-CCl_4 extraction was developed.The relative standard deviation calculated from 7 repeated measurements is 2.9% and 1.7% with recoveries of 97.5% and 103% for Pb and Zn,respectively. |
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| Keywords: | Diphenylthiocarbazone Extraction Microemulsion Sampling FAAS Water Lead Zinc |
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