| 聚谷氨酸修饰电极同时检测对苯二酚和邻苯二酚 |
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| 引用本文： | 王春燕,由天艳,田坚.聚谷氨酸修饰电极同时检测对苯二酚和邻苯二酚[J].分析化学,2011,39(4):528-533. |
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| 作者姓名： | 王春燕 由天艳 田坚 |
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| 作者单位： | 长春理工大学;中国科学院长春应用化学研究所电分析化学国家重点实验室;吉林工程技术师范学院食品工程学院; |
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| 基金项目： | 国家自然科学基金(No.20875085)资助项目 |
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| 摘 要： | 以谷氨酸单体为初始试剂,利用电化学聚合方法制备得到聚谷氨酸修饰电极.考察了电化学聚合条件(电位、扫速及扫描圈数)对修饰电极的影响,运用电化学方法对所制备的修饰电极进行了表征.此修饰电极对对苯二酚和邻苯二酚的电化学氧化还原显示出很高的催化能力,显著降低了二者的氧化电位,改善了二者的电化学可逆性,同时增强了二者的氧化还原峰...
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| 关 键 词： | 化学修饰电极 聚谷氨酸 电催化 对苯二酚 邻苯二酚 |
Simultaneous Determination of Hydroquinone and Catechol with Poly(glutamic acid) Modified Electrode |
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| WANG Chun-Yan,YOU Tian-Yan,TIAN Jian.Simultaneous Determination of Hydroquinone and Catechol with Poly(glutamic acid) Modified Electrode[J].Chinese Journal of Analytical Chemistry,2011,39(4):528-533. |
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| Authors: | WANG Chun-Yan YOU Tian-Yan TIAN Jian |
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| Institution: | 1(Changchun University of Science and Technology,Changchun 130022)2(State Key Laboratory of Electroanalytical Chemistry,Changchun Institute of Applied Chemistry,Chinese Academy of Sciences,Changchun 130022)3(Institute of Food Engineering,Jinlin Teacher′s Institute of Engineering and Technology,Changchun 130052) |
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| Abstract: | Glassy carbon electrode was modified with poly(glutamic acid) films by electrochemical polymerization of glutamic acid monomer.Poly(glutamic acid) films showed good adherence to the electrode surface.The effects of various experimental conditions such as polymerization potential,circles and scan rate were studied as for the electrochemical polymerization process.The performance of modified electrode was characterized by cyclic voltammetry(CV).Poly(glutamic acid) modified electrode showed an excellent electr... |
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| Keywords: | Chemically modified electrode Poly(glutamic acid) Electrocatalysis Hydroquinone Catechol |
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