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超临界CO2流体萃取重金属的研究进展
引用本文:文震,党志,余德顺,尚爱安.超临界CO2流体萃取重金属的研究进展[J].化学进展,2001,13(4):310-314.
作者姓名:文震  党志  余德顺  尚爱安
作者单位:文震(中国科学院地球化学研究所环境地球化学国家重点实验室贵阳 550002);党志(华南理工大学应用化学系广州 540641);党志(中国科学院地球化学研究所环境地球化学国家重点实验室贵阳 550002);余德顺(中国科学院地球化学研究所超临界流体技术研究中心贵阳 550002);尚爱安(中国科学院地球化学研究所环境地球化学国家重点实验室贵阳 550002)
基金项目:国家攀登项("95-预-39”5-4)目资助
摘    要:超临界CO2 流体与金属配合技术相结合开辟了重金属萃取的新途径。本文介绍了超临界CO2流体萃取重金属的研究现状, 总结了影响萃取的因素, 并对未来的发展趋势作了展望。

关 键 词:超临界CO2流体萃取  配合  重金属  环境样品
文章编号:1005-281(2001)04-0310-05
收稿时间:2000-04-01
修稿时间:2000年4月1日

Research Progress of Supercritical Carbon Dioxide Fluid Extraction of Heavy Metals
Wen Zhen,Dang Zhi,Yu Deshun,Shang Aian.Research Progress of Supercritical Carbon Dioxide Fluid Extraction of Heavy Metals[J].Progress in Chemistry,2001,13(4):310-314.
Authors:Wen Zhen  Dang Zhi  Yu Deshun  Shang Aian
Institution:1.State Key Lab of Environment Geochemistry, Institute of Geochemistry,Chinese Academy of Sciences, Guiyang 550002, China; 2.Department of Applied Chemistry, The South China University of Technology, Guangzhou 540641, China; 3. Research Center for SFE Technology, Institute of Geochemistry, Chinese Acdamy of Sciences, Guiyang 550002, China
Abstract:The Combination of supercritical carbon dioxide fluid extraction and complexing action is a new way to extract heavy metals from different media, especially environmental samples. Recent studies have demonstrated the feasibility of recovering heavy metals by \%in situ\% chelation using a SC\|CO 2 mobile phase.Development about extraction of heavy metals by SC CO 2 fluid is reviewed, and factors affecting the extraction are discussed. Finally, a more broad application range is prospected with an in depth research of supercritical carbon dioxide fluid extraction of heavy metals.
Keywords:supercritical carbon dioxide fluid extraction  chelation  heavy metals  environmental samples
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