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Voltammetric Ion Sensor

  • US 7,799,204 B2
  • Filed: 10/14/2005
  • Issued: 09/21/2010
  • Est. Priority Date: 10/15/2004
  • Status: Expired due to Fees
First Claim
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1. A method for the quantitative determination of an ion in a fluid which comprises subjecting the fluid to voltammetry using a sensing electrode which comprises an electrically conducting support having a surface which is coated with a support matrix, the support matrix being a single layer containing (a) an electroactive species capable of being oxidised or reduced to form a charged species and (b) an ionophore, the support matrix having been obtained by drying a coating solution comprising the support matrix material, the electroactive species, and the ionophore;

  • wherein the ionophore and the electroactive species are two different chemicals.

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