羧基化多壁碳纳米管修饰电极测定依诺沙星

  • 孙汉文 ,
  • 邢涛
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  • 河北大学,化学与环境科学学院,河北省分析科学技术实验室,河北,保定,071002

网络出版日期: 2007-05-25

基金资助

高等学校博士学科点专项科研项目

Determination of Enoxacin Using Electrode Modified by Multi-wall Carbonnanotubes Functionalized with Carboxylic Group

  • SUN Han-wen ,
  • XING Tao
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Online published: 2007-05-25

摘要

基于羧基化多壁碳纳米管修饰玻碳电极为工作电极,建立了无汞和高灵敏测定依诺沙星的电化学方法.在0.1 mol/L磷酸盐缓冲溶液(pH为5.91)中,在0.5 V富集5 min,然后以100 mV/s的扫描速度从0.5 V扫描至1.4 V,1次微分峰电流与依诺沙星在0.02~0.20 mg/L呈线性关系,检出限为0.01 mg/L.通过与药典方法比较,证实了方法的可靠性.该方法操作简单,灵敏度高,避免使用汞,可以用于依诺沙星胶囊含量的常规测定.

本文引用格式

孙汉文 , 邢涛 . 羧基化多壁碳纳米管修饰电极测定依诺沙星[J]. 河北大学学报(自然科学版), 2007 , 27(3) : 257 -261,278 . DOI: 10.3969/j.issn.1000-1565.2007.03.010

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