| 液膜预富集测定高纯硝酸银中痕量铜,铁和铅 |
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| 引用本文： | 于惠芬 李红玫. 液膜预富集测定高纯硝酸银中痕量铜,铁和铅[J]. 光谱学与光谱分析, 1997, 17(6): 76-79 |
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| 作者姓名： | 于惠芬 李红玫 |
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| 作者单位： | 长春师范学院化学系 |
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| 摘 要： | ![]()
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| 关 键 词： | 液膜法 铜 铁 铅 硝酸银 火焰原子吸收 |
DETERMIANATION OF TRACE COPPER,IRON AND LEAD IN PURIFIED AgNO 3 WITH LIQUID MEMBRANE ENRICHMENT |
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| H Yu,H Li,S Xu,L Ma,K Diao. DETERMIANATION OF TRACE COPPER,IRON AND LEAD IN PURIFIED AgNO 3 WITH LIQUID MEMBRANE ENRICHMENT[J]. Spectroscopy and Spectral Analysis, 1997, 17(6): 76-79 |
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| Authors: | H Yu H Li S Xu L Ma K Diao |
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| Affiliation: | Department of Chemistry, Changchun Normal College, 130032 Changchun. |
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| Abstract: | ![]()
In this paper a new method of preconcentrating microimpurity Cu,Fe and Pb in high pure AgNO 3 using emulsion liquid membrane technique was developed for FAAS determination The enrichment multiple was 25,recoveries were over 95% Matrix silver does not interfere enrichment and determination |
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| Keywords: | Liquid membrane method Copper Iron Lead AgNO 3 FAAS |
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