Use Thermo Scientific™ QuEChERS extraction kits to prepare complex sample matrices such as fruits and vegetables for LC-MS or GC-MS analysis of pesticide residues, veterinary drug residues, and toxins using the original 2003 method. Our QuEChERS (Quick, Easy, Cheap, Effective, Rugged and Safe) kits contain pre-packed, weighed salts, sorbents and buffers designed to optimize your workflow, provide excellent recovery for a wide range of analytes, minimize the potential for error, save you time and money, and provide high-quality, reproducible results.