PTRL West
Agvise
Excel Research Services
Pacific BioLabs
Spectral Data Services
American Chemical Society
Crop Life America
U.S. Environmental Protection Agency
EPA Pesticide Webpage
U.S. Food and Drug Administration
Japanese Ministry of Agriculture, Forestry and Fisheries (JMAFF)
National Association of State Departments of Agriculture (NASDA)
National Center for Toxicological Research
Pesticide.net
Society of Environmental Toxicology and Chemistry
Society of Toxicology