TY - RPRT TI - Methods of analysis by the U.S. Geological Survey National Water Quality Laboratory-Determination of volatile organic compounds in water by purge and trap capillary gas chromatography/mass spectrometry AU - D.L. Rose AU - M.P. Schroeder PY - 1995 DO - 10.3133/ofr94708w UR - https://pubs.usgs.gov/publication/ofr94708W ID - ofr94708W ER -