(AOAC). Formerly called the Association of Official Agricultural Chemists, and the Association of Official Analytical Chemists. It was founded in 1884. There are 4000 members. These scientists develop, test, and study methods for analyzing fertilizer, foods, feeds, drugs, pesticides, cosmetics and other products related to agricultural and public health. It is located at 481 North Frederick Avenue, Suite 500, Gaithersburg, Maryland 20877-2417.Website: http://www.aoac.org