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维生素B6在电化学活化玻碳电极上电化学行为的研究
引用本文:顾海鹰,俞爱民,陈洪渊. 维生素B6在电化学活化玻碳电极上电化学行为的研究[J]. 南通医学院学报, 2002, 22(3): 237-238
作者姓名:顾海鹰  俞爱民  陈洪渊
作者单位:1. 南通医学院卫生分析化学教研室,南通,226001
2. 南京大学化学
基金项目:国家自然科学基金资助项目 (No.2 0 0 75 0 10 ),江苏省南通市科委基金资助项目 (No.Z10 0 8)
摘    要:玻碳电极(GCE)经阳极氧化(+1.8V)和循环扫描(-1.5V-+1.6V)的方法预处理得到的电化学活化玻碳电极(PGCE),在0.2mol/L PBS(pH6.0)中,循环伏安图有一对氧化还原峰。用循环伏安法、线性扫描伏安法和示差脉冲伏安法研究了VB6在PGCE上的电化学行为;这种PGCE亦可用来研究VB6的代谢产物,并同时测定VB6及吡哆喹的两种异构体。

关 键 词:维生素B6 电化学活化玻碳电极 循环伏安法 异构体
文章编号:1000-2057(2002)03-0237-02
修稿时间:2002-05-10

ELECTROCHEMICAL BEHAVIOR OF VITAMIN B6 ELECTROCHEMICALLY ACTIVATED GLASSY CARBON ELECTRODE
GU Haiying,YU Aimin,CHEN Hongyuan. ELECTROCHEMICAL BEHAVIOR OF VITAMIN B6 ELECTROCHEMICALLY ACTIVATED GLASSY CARBON ELECTRODE[J]. ACTA Academiae Medicinae Nantong, 2002, 22(3): 237-238
Authors:GU Haiying  YU Aimin  CHEN Hongyuan
Affiliation:GU Haiying,1YU Aimin,1CHEN Hongyuan
Abstract:In this paper,an electrochemically activated glassy carbon electrode(PGCE) was acheived by means of anodization at potential 1.8V(vs.SCE) and then potential cycling between 1.5V and 1.6V in 0.2mol/L PBS at pH6.0.A pair of redox peak was observed.The electrochemical behavior of Vitamin B 6(pyridoxine) on PGCE has been investigated by using cyclic voltammetry,linear sweep voltammetry and differential pulse voltammetry.This kind of PGCE can be used for the studies of metabolite of Vitamin B 6,and the simultaneous determination of pyridoxine and isomerides of pyridoxal. [
Keywords:Vitamin B 6  Electrochemically activated glassy carbon electrode(PGCE)  Cyclic voltammetry
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