Tuesday 29 June 2010

AOAC Official Method 2002.03 Pesticide Residues in Nonfatty Foods Supercritical Fluid Extraction and Gas Chromatography/Mass Spectrometry First Action 2002

A. Principle

A chopped frozen fruit or vegetable test portion is mixed with a drying agent, and the pesticide residue is extracted by using supercritical CO2, collected on a solid-phase sorbent or in a liquid trap, and determined by GC/MS.

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