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Integrated chemical indicator device

  • US 20090023217A1
  • Filed: 07/19/2007
  • Published: 01/22/2009
  • Est. Priority Date: 07/19/2007
  • Status: Active Grant
First Claim
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1. A chemical indicator device comprising:

  • a. a substrate; and

    b. a chemical indicator composition disposed upon the substrate, which comprises a dye for detecting an oxidizing agent,wherein the dye achieves a distinct range of different color changes in response to different doses of the oxidizing agent.

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