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Analysis implement having an oxygen supplying layer

  • US 4,931,387 A
  • Filed: 03/20/1985
  • Issued: 06/05/1990
  • Est. Priority Date: 03/30/1984
  • Status: Expired due to Term
First Claim
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1. An analysis implement, comprising:

  • a support;

    a reagent layer containing an oxidase applied to said support such that one surface of said reagent layer is exposed to an air atmosphere; and

    a hydrophobic, porous, oxygen permeable layer positioned between said reagent layer and said support, such that oxygen can permeate to said layer containing oxidase from both surfaces of said layer containing oxidase.

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