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METHOD 1668 Toxic Polychlorinated Biphenyls by …
METHOD 1668 Toxic Polychlorinated Biphenyls by Isotope Dilution High Resolution Gas Chromatography/High Resolution Mass Spectrometry March 1997 U.S. Environmental Protection Agency
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Method 1613: Tetra- through Octa-Chlorinated …
www.well-labs.comMethod 1613. Tetra- through Octa-Chlorinated Dioxins and Furans by Isotope Dilution HRGC/HRMS. October 1994 U.S. Environmental Protection Agency Office of …
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