Please see below for the videos and slides of these webinars.
Steven Lehotay, Lead Scientist, USDA-ARS
What is more than QuEChERS? The QuEChERSER mega-method for the analysis of pesticides, veterinary drugs, and environmental contaminants
Jens Andersen, Professor
Botswana International University of Science and Technology
The Principle of Pooled Calibrations as Alternative to Conventional Practices and Procedures of QA/QC and Metrology