Health Canada
Symbol of the Government of Canada
Drugs and Health Products


US EPA 1994: United States Environmental Protection Agency. October 1994. Method 1613, Revision B: Tetra- through Octa-Chlorinated Dioxins and Furans by Isotope Dilution HRGC/HRMS [Internet]. Washington (DC): Engineering and Analysis Division, Office of Water, U.S. Environmental Protection Agency. [Accessed 2012 March 23]. Available from: