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Ion selective electrodes

  • US 4,340,457 A
  • Filed: 01/28/1980
  • Issued: 07/20/1982
  • Est. Priority Date: 01/28/1980
  • Status: Expired due to Term
First Claim
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1. An ion selective electrode comprising a metallic conductor, an overlayer of at least one of silver black or platinum black overlying the conductor, a layer of non-liquid hydrophilic material overlying and in intimate contact with said overlayer and a material selective to a specific ion and overlying and in intimate contact with the hydrophilic material.

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