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Simple, field portable colorimetric detection device for organic peroxides and hydrogen peroxide

United States Patent

November 9, 2010
View the Complete Patent at the US Patent & Trademark Office
Lawrence Livermore National Laboratory - Visit the Industrial Partnerships Office Website
A simple and effective system for the colorimetric determination of organic peroxides and hydrogen peroxide. A peroxide pen utilizing a swipe material attached to a polyethylene tube contains two crushable vials. The two crushable vials contain a colorimetric reagent separated into dry ingredients and liquid ingredients. After swiping a suspected substance or surface the vials are broken, the reagent is mixed thoroughly and the reagent is allowed to wick into the swipe material. The presence of organic peroxides or hydrogen peroxide is confirmed by a deep blue color.
Pagoria; Philip F. (Livermore, CA), Mitchell; Alexander R. (Livermore, CA), Whipple; Richard E. (Livermore, CA), Carman; M. Leslie (San Ramon, CA), Reynolds; John G. (San Ramon, CA), Nunes; Peter (Livermore, CA), Shields; Sharon J. (San Ramon, CA)
Lawrence Livermore National Laboratory, LLC (Livermore, CA)
12/ 183,210
July 31, 2008
The United States Government has rights in this invention pursuant to Contract No. DE-AC52-07NA27344 between the United States Department of Energy and Lawrence Livermore National Security, LLC for the operation of Lawrence Livermore National Laboratory.