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Peroxide and chlorine test strip

  • US 6,087,089 A
  • Filed: 06/02/1998
  • Issued: 07/11/2000
  • Est. Priority Date: 11/12/1997
  • Status: Expired due to Term
First Claim
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1. A composition capable of exhibiting a detectable and measurable color transition in response to an oxidant concentration of 0.0% to greater than 4%, by weight, said composition comprising:

  • (a) an iodide salt;

    (b) a buffer;

    (c) a water-soluble polymer; and

    (d) a carrier comprising water,wherein the composition has a pH of about 2 to about 9.

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