Momplaisir, G.M; C.G. Rosal; E.M. Heithmar “Arsenic Speciation Methods for Studying the Environmental Fate of Organoarsenic Animal-Feed Additives,” U.S. EPA, NERL-Las Vegas, 2001; (TIM No. 01-11) available at:
http://www.epa.gov/nerlesd1/chemistry/labmonitor/labresearch.htm

The U.S. Environmental Protection Agency (EPA), through its Office of Research and Development (ORD), funded this research and approved the materials that formed the basis for this presentation. The actual presentation has not been peer reviewed by EPA. This research project is a collaboration between the U.S. Geological
Survey (USGS) and the U.S. EPA. Analytical data presented here do not include work performed at USGS laboratories. These results are only preliminary. The presentation (October 2001) will be updated to include new analytical data.