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Test piece for quantitative analysis of substances in body fluids

  • US 4,476,222 A
  • Filed: 09/27/1982
  • Issued: 10/09/1984
  • Est. Priority Date: 08/02/1982
  • Status: Expired due to Term
First Claim
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1. A test piece for quantitative analysis of a substance in body fluid, said test piece comprising:

  • an absorbent carrier, reagents for measuring the substance, said reagents being contained in said absorbent carrier, and a coating on a surface of the absorbent carrier, said coating comprising polymethylmethacrylate and polyvinyl formal.

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