Skip to Content
Find More Like This
Return to Search

Method for chromium analysis and speciation

United States Patent

November 2, 2004
View the Complete Patent at the US Patent & Trademark Office
Idaho National Laboratory - Visit the Technology Transfer and Commercialization Office Website
A method of detecting a metal in a sample comprising a plurality of metal is disclosed. The method comprises providing the sample comprising a metal to be detected. The sample is added to a reagent solution comprising an enzyme and a substrate, where the enzyme is inhibited by the metal to be detected. An array of chelating agents is used to eliminate the inhibitory effects of additional metals in the sample. An enzymatic activity in the sample is determined and compared to an enzymatic activity in a control solution to detect the metal to be detected. A method of determining a concentration of the metal in the sample is also disclosed. A method of detecting a valence state of a metal is also disclosed.
Aiken; Abigail M. (Pullman, WA), Peyton; Brent M. (Pullman, WA), Apel; William A. (Idaho Falls, ID), Petersen; James N. (Moscow, ID)
Bechtel BWXT Idaho, LLC (Idaho Falls, ID)
10/ 189,035
July 2, 2002
GOVERNMENT RIGHTS The United States Government has rights in the following invention pursuant to Contract No. DE-AC07-99ID 13727 between the United States Department of Energy and Bechtel BWXT Id., LLC and pursuant to National Science Foundation Contract No 997217.