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Enzyme electrode

  • US 4,894,137 A
  • Filed: 09/14/1987
  • Issued: 01/16/1990
  • Est. Priority Date: 09/12/1986
  • Status: Expired due to Term
First Claim
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1. An enzyme electrode comprising:

  • an insulative base;

    at least two electrodes including a working electrode and a reference electrode provided on the surface of said insulative base and each having an exposed portion and a connecting portion, the area of the exposed portion of the reference electrode being larger than that of the exposed portion of the working electrode;

    an insulative protection film covering the portions excluding said exposed portions and connecting portions of said electrodes; and

    an immobilized enzyme film which covers integrally at least the exposed portions of said working electrode.

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