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Corresponding Author

Hong-juan WANG

Abstract

A glucose oxidative electrode(GOD),EC-Pt/CNTs glucose oxidative electrode,was constructed by ethyl cellulose(EC) and Pt/CNTs.The sensitivity of the EC-Pt/CNTs GOD is 0.85 μA/mM in the concentration range of 0~4 mmol/L of glucose.After dipped in PBS(4℃) for 18 days,the activity of the EC-Pt/CNTs GOD can reach 80%.It is promising for the EC-Pt/CNTs GOD to be used to construct glucose biosensor.

Keywords

glucose enzyme, ethyl cellulose, carbon nanotubes, conducting composite

Publication Date

2008-11-28

Online Available Date

2008-11-28

Revised Date

2008-11-28

Received Date

2008-11-28

References

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[3]Liu B H,Hu R Q,Deng J Q.Characterization of immo-bilization of an enzyme in a modified Y zeolite matrixand its application to an amperometric glucose biosensor[J].Anal Chem,1997,69(13):2343-2348.
[4]Zhang Guo-lin(张国林),Pan Xian-hua(潘献华),Kan jin-qing(阚锦晴),et al.Studies on conductingcomposite material-glucose oxidase biosensor[J].ActaPhys-Chim Sin,2003,19(6):533-537.

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