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OALib Journal期刊
ISSN: 2333-9721
费用：99美元
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无机阴离子对丙酮酸络合萃取的影响
DOI: 10.3969/j.issn.1671-7627.2001.04.002, PP. 5-9
Keywords: 丙酮酸,无机阴离子,萃取,氢键缔合,离子对缔合
Abstract:
采用三元模拟体系,以三辛胺为萃取剂,在不同离子类型及离子强度下对丙酮酸的络合萃取过程进行了研究,证实无机阴离子的存在对萃取效果产生极大的消极影响;通过理论分析及实验验证,对于无机阴离子的作用机理进行了讨论,初步推测无机阴离子可能是通过同离子竞争,削弱丙酮酸根离子与络合剂的离子对缔合作用,从而使萃取过程只能以氢键缔合方式进行.
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