QuEChERS Quick, Easy, Cheap, Effective, Rugged and Safe Sample Extraction and Cleanup Products Honeywell Burdick & Jackson™ QuEChERS products offer an alternative sample preparation technique to traditional liquid-liquid and solid phase extraction (SPE) methods the use of QuEChERS has the potential to lower the overall cost of sample preparation due to the increased efficiency and ease-of use when compared with SPE methods