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Sterilization monitoring method

  • US 6,440,744 B1
  • Filed: 01/05/2000
  • Issued: 08/27/2002
  • Est. Priority Date: 06/25/1997
  • Status: Expired due to Fees
First Claim
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1. A method of monitoring a peracid liquid phase sterilization process, comprisingexposing a monitoring composition including a colorant and a halogen source to a peracid from a sterilization solution during a peracid liquid phase sterilization process, wherein said colorant is susceptible to halogenation by said halogen source and the composition will change to a particular color if the sterilization process meets pre-determine sterilization parameters and detecting a color change of said monitor composition.

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