The North American Chemical Residue Workshop (NACRW) formerly the Florida Pesticide Residue Workshop (FPRW) conducts an annual meeting for scientists particularly interested in trace level analysis of pesticides, veterinary drug residues, and other chemicals in food, animal feed, and environmental samples. The purpose of the meeting is to provide training, develop and improve technical knowledge, facilitate development and distribution of new analysis methods and techniques, and establish networking to promote professional cooperation between scientists of these interests. 2021 Submission Deadlines Oral Presentations: May 14, 2021 Poster Presentations: May 28, 2021