Analysis implement having an oxygen supplying layer
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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Abstract
Disclosed is an analysis implement including a support and a reagent layer containing an oxidase applied to the support such that one surface of the reagent layer is exposed to an air atmosphere. A hydrophobic, porous, oxygen permeable layer is positioned between the reagent layer and the support, such that oxygen can permeate to the layer containing oxidase.
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Citations
1 Claim
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1. An analysis implement, comprising:
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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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Specification
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Current AssigneeKabushiki Kaisha Kyoto Daiichi Kagaku
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Original AssigneeKabushiki Kaisha Kyoto Daiichi Kagaku
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InventorsYamao, Yasuo, Fujioka, Shigeru
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Primary Examiner(s)Warden, Robert J.
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Assistant Examiner(s)NOT, DEFINED
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Application NumberUS06/714,185Time in Patent Office1,903 DaysField of Search435/4, 435/25, 435/28, 435/189, 435/818, 435/817, 435/805, 436/807, 436/904US Class Current435/25CPC Class CodesC12Q 1/26 involving oxidoreductaseG01N 33/525 Multi-layer analytical elem...Y10S 435/805 Test papers
