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Current-detecting type dry-operative ion-selective electrode

  • US 5,397,451 A
  • Filed: 01/27/1994
  • Issued: 03/14/1995
  • Est. Priority Date: 01/29/1993
  • Status: Expired due to Term
First Claim
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1. A current-detecting type dry-operative ion-selective electrode comprising a working electrode and a counter electrode which are mounted on an insulating substrate, a first electrolyte layer containing a hydrophilic polymer and an ion-sensitive layer containing a hydrophobic polymer which are formed on said working electrode, and a second electrolyte layer containing a hydrophilic polymer which is laminated over the whole electrode system.

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