Recovery of Chemicals Through Method 401 (E1-E2 + C1 + DL1) (methanol extraction, cleanup with partitioning and charcoal/Celite column, HPLC with post-column derivatization and fluorescence detection)
The expressed purpose of the Pesticide Analytical Manual is to publish analytical methodology used by the FDA in enforcing pesticide tolerances. To understand FDA’s application of methodology published in the manual, it is important to
