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Reference electrode assembly

  • US 4,552,625 A
  • Filed: 12/29/1983
  • Issued: 11/12/1985
  • Est. Priority Date: 01/07/1983
  • Status: Expired due to Fees
First Claim
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1. A reference electrode assembly, comprising:

  • an ion-specific electrode, said electrode being encapsulated within and contacted by a polymer matrix, said polymer matrix being a weak electrolyte having a strong affinity for hydrogen ions, the bulk of said polymer matrix having an open cell structure which contains a liquid as an electrode potential causing agent and its surface being such that it forms a barrier preventing a free and open connection to the environment of the reference electrode, said polymer matrix being within a support member, wherein said ion-specific electrode is a hydrogen ion-specific electrode.

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