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Corresponding Author

Chengyun Tian

Abstract

A poly [N (3 ferrocene acetamino propyl pyrrole)]film modified electrode was fabricated and studied by cyclic voltammetric method. The result shows that the modified electrode can give stable redox peaks of ferrocene, and an obvious catalytic peak due to glucose; This modified electrode was used to tabricate a glucose sensor which operates at +0.2 V, so that the ascorbic acid or uric acid doesn't affect the accuracy detection of glucose concentration. The sensor has a linear range of 0.1~10 mmol/L glucose, which the period of long term stability and response time of the sensor are about ten days and 2 min.

Keywords

Pyrrole derivative, Polymer, Modified electrode, Cyclic voltammetry, Glucose sensor

Publication Date

1998-11-28

Online Available Date

1998-11-28

Revised Date

1998-11-28

Received Date

1998-11-28

References

1WidrigCA,RyanMD,EwingTG.Dynamicelectrochemistry:Mothodologyandapplication,AnalChem.,1990,62:1R2王美全,方惠群,史坚,陈洪渊.功能聚吡咯膜修饰电极的制备及其应用.分析化学,1993,21(4):4743FouldsNC,LoweCR.Immobilizationofglucoseoxidaseinferocenemodifiedpyrrolepolymers.Anal.Chem.,1988,60:24734RosenthalMV,SkotheimT,WarenJ.Ferocenefunctionalizedpolypyrrolefilms.J.Chem.Soc.Chem.Commun.,1985,3425SchalkhammerT,MannBuxbaumE,PitnerF,UrbanG,Electrochemicalglucosesensorsonpermselectivenonconductingsubstitutedpyrolepolymers.SensorsandActuatorsB,4(1991)2736田承云,陈静,张黎.吡咯衍生物的合成及表征.上海师范大学学报,1998,

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