2Giovannella Pecoraino, Lea Scaliei, Giuseppe Avellone, et al. Distribution of volatile organic compounds in sicillan groundwaters analysed by head space-solid phase microextraction coupled with gas chromatography mass spectrometry (SPME/GC/MS) [J]. Water Research, 2008,42:3563-3577.
3U. S. EPA Method 524. 2 Measurement of qurgeable organic compounds in water by capillary column gas chromatography/mass spectrometry[S].