1. Center for Food Safety and Applied Nutrition, HFS-706, U.S. Food and Drug Administration, 5100 Paint Branch Parkway, College Park, Maryland 20740-3835
2. Joint Institute for Food Safety and Applied Nutrition, 0220 Symons Hall, University of Maryland, College Park, Maryland 20742-5501
3. Office of Regulatory Affairs, Southeastern Regional Laboratory, HFR-SE660, U.S. Food and Drug Administration, 60 Eighth Street N.E., Atlanta, Georgia 30309-3959
4. Alcohol and Tobacco Tax and Trade Bureau, Beverage Alcohol Laboratory and Nonbeverage Products Laboratory, 6000 Ammendale Road, Beltsville, Maryland 20705-1250
5. Department of Viticulture and Enology, University of California, One Shields Avenue, Davis, California 95616-8749