| 聚茜素红S功能化碳纳米管修饰电极测定水中的对苯二酚 |
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| 引用本文： | 王世娟,朱超云,宋伟.聚茜素红S功能化碳纳米管修饰电极测定水中的对苯二酚[J].光谱实验室,2011,28(5):2227-2231. |
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| 作者姓名： | 王世娟 朱超云 宋伟 |
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| 作者单位： | 南京化工职业技术学院应用化学系 南京市葛关路625号210048 |
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| 基金项目： | 南京化工职业技术学院科研项目(NHKY-2010-05) |
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| 摘 要： | 通过电聚合制备了聚茜素红S-多壁碳纳米管修饰丝网印刷电极,用于水中对苯二酚的测定。考察了对苯二酚在修饰电极上的电化学行为。该修饰电极对对苯二酚的氧化还原反应具有明显的电催化作用。用示差脉冲伏安法测定了水中对苯二酚的含量,其氧化峰电流在5.02×10-5—1.52×10-3m ol/L浓度范围内呈良好的线性关系,检出限为2.37×1-0 5m ol/L,加样回收率在98.1%—106.9%之间。所制备的修饰电极可应用于水中对苯二酚的现场快速检测。
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| 关 键 词： | 茜素红S 多壁碳纳米管 修饰电极 对苯二酚 |
Determination of Hydroquinone in Water by PolyAlizarin Red S Functionalized Carbon Nanotubes Modified Electrode |
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| WANG Shi-Juan,ZHU Chao-Yun,SONG Wei.Determination of Hydroquinone in Water by PolyAlizarin Red S Functionalized Carbon Nanotubes Modified Electrode[J].Chinese Journal of Spectroscopy Laboratory,2011,28(5):2227-2231. |
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| Authors: | WANG Shi-Juan ZHU Chao-Yun SONG Wei |
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| Institution: | WANG Shi-Juan ZHU Chao-Yun SONG Wei(Department of Applied Chemistry,Nanjing College of Chemical Engineering and Vocational Technology,Nanjing 210048,P.R.China) |
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| Abstract: | The poly-alizarin red S-multi-wall carbon nanotubes modified screen-printed electrode(ARS-MWCNTs/SPE) was fabricated through electro-polymerization for the determination of hydroquinone in water.The electrochemical behavior of hydroquinone on modified electrode was investigated,and the ARS-MWCNTs/SPE showed a strong electro-catalytic activity for the oxidation-reduction of hydroquinone.For the determination of hydroquinone in water samples by differential pulse voltammetry,the peak currents of hydroquinone ... |
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| Keywords: | Alizarin Red S Multi-Wall Carbon Nanotube Modified Electrode Hydroquinone |
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