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Idaho National Laboratory

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Technologies Available for Licensing

The Idaho National Laboratory is operated for the U.S. Department of Energy's Office of Nuclear Energy, Science and Technology by Battelle Energy alliance

Technologies Available for Licensing

Environmental

Heavy Metal Analysis and Speciation and Biosensor

Related Patents: 6811997

Contact: David R. Anderson

Phone: (208) 526-0837

E-mail: Send E-mail

The invention is a colorimetric method for determination of a metal, such as trivalent chromium (Cr(III)), in pure or mixed metal samples. A simple modification allows determination of the valence state of the metal, e.g., hexavalent chromium as well as Cr(III).