1. U.S. Food and Drug Administration, Center for Food Safety and Applied Nutrition, Office of Regulatory Science, 5100 Paint Branch Parkway, HFS-706, College Park, Maryland 20740-3835, United States
2. Ontario Ministry of the Environment, 125 Resources Road, Etobicoke, Ontario M9P 3 V6, Canada
3. Joint Institute for Food Safety and Applied Nutrition, University of Maryland, 1122 Patapsco Building, College Park, Maryland 20742-6730, United States
4. National Research Centre for Grapes, P.O. Manjri Farm, Pune, Maharashtra 412 307, India
5. U.S. Food and Drug Administration, Office of Regulatory Affairs, Kansas City District Laboratory, 11630 West 80th Street, HFR-SW360, Lenexa, Kansas 66214-3340, United States
6. U.S. Department of Agriculture, Agricultural Marketing Service, National Science Laboratory, 801 Summit Crossing Pl, Suite B, Gastonia, North Carolina 28054-2105, United States
7. AB Sciex, 71 Four Valley Drive, Concord, Ontario L4K4 V8, Canada