| 用双硫腙－泡沫塑料反相色层萃取原子吸收法测定废水中的微量银 |
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| 引用本文： | 衷明华,乐长高.用双硫腙－泡沫塑料反相色层萃取原子吸收法测定废水中的微量银[J].华东地质学院学报,1994(4). |
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| 作者姓名： | 衷明华 乐长高 |
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| 作者单位： | 江西师大化学系，华东地质学院应化系 |
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| 摘 要： | 本文研究了双硫腙负载的聚氨酯泡沫塑料对水溶液中银离子的反相色层萃取行为，试验了Ｐｈ，流速、洗脱液及洗脱方法的影响。回收率试验表明，该法能定量捕集废水中银离子，结果令人满意。
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| 关 键 词： | 银 双硫腙 泡沫塑料 原子吸收 |
DETERMINATION OF TRACE SILVER IN WASTE WATER BYDITHIZONE FOAM BACK CHROMOTOGRAPHIC EXTRACTION ATOMIC ABSORPTION SPECTROPHOTOMETRY |
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| Zhong Minghua.DETERMINATION OF TRACE SILVER IN WASTE WATER BYDITHIZONE FOAM BACK CHROMOTOGRAPHIC EXTRACTION ATOMIC ABSORPTION SPECTROPHOTOMETRY[J].Journal of East China Geological Institute,1994(4). |
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| Authors: | Zhong Minghua |
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| Abstract: | his paper studies on back chromotographic extraction of trace silver with dithi-zune-loaded polyurethane foam aqueous solution. The effect of ph. flow-rate in column process,eluate and elution methods have been experimented.The experiment of the reclamation ratioshows proconcentration of Ag ion from waste water is successful. |
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| Keywords: | silver dithizone foam atomic absorption |
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