The following document provides a qualitative screening procedure for use with purge-and-trap Gas Chromatography (GC) or Gas Chromatography/Mass Spectrometry GC/MS.

• Method 3820: Hexadecane Extraction and Screening of Purgeable Organics, part of Test Methods for Evaluating Solid Waste, Physical/Chemical Methods (PDF)(8 pp, 203 K, September 1986)