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Ion selective electrode

  • US 5,324,414 A
  • Filed: 06/01/1992
  • Issued: 06/28/1994
  • Est. Priority Date: 06/01/1992
  • Status: Expired due to Term
First Claim
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1. An ion selective electrode comprising:

  • a poly(ethylene terephthalate) substrate having a major surface containing nitrogen;

    a layer of a silver containing material deposited directly on said major surface of said substrate, selected areas of said silver layer comprising a silver halide, the remainder of said silver layer comprising silver metal areas and a layer of nickel metal selectively deposited over said silver metal areas.

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