ARTICLE pubs.acs.org/JAFC
Collaborative Validation of the QuEChERS Procedure for the Determination of Pesticides in Food by LCMS/MS Chris Sack,† Michael Smoker,† Narong Chamkasem,‡ Richard Thompson,§ Greg Satterfield,§ Claude Masse,|| Greg Mercer,^ Barbara Neuhaus,^ Irene Cassias,# Eugene Chang,# Yi Lin,# Shaun MacMahon,r Jon Wong,r Kai Zhang,r and Robert E. Smith*,† †
)
Total Diet and Pesticide Research Center, Kansas District Lab, KAN, U.S. Food and Drug Administration, 11510 W 80th Street, Lenexa, Kansas 66214, United States ‡ Southeast Regional Lab, SRL, U.S. Food and Drug Administration, Atlanta, Georgia 30309, United States § Arkansas Regional Lab, ARL, U.S. Food and Drug Administration, Jefferson, Alaska 72079, United States Northeast Regional Lab, NERL, U.S. Food and Drug Administration, Jamaica, New York 11433, United States ^ Pacific Regional Lab-Northwest, PRL-NW, U.S. Food and Drug Administration, Bothwell, Washington 22201, United States # Pacific Regional Lab-Southwest, PRL-SW, U.S. Food and Drug Administration, Irvine, California 90015, United States r Center for Food Safety and Nutrition, CFSAN, U.S. Food and Drug Administration, College Park, Maryland 20740, United States
bS Supporting Information ABSTRACT: Seven FDA pesticide laboratories collaborated to develop and validate an LCMS/MS method to determine 173 pesticides in 0.99 for all but two compounds tested. The limits of detection were
