2Gorna BA, Keymeulen R, Van LH. Determination of monocyclic aromatic hydrocarbons in fruit and vegetables by gas chromatography - mass spectrometry[ J]. Chromatogr A, 1996,734(2) :297 - 302.
5Rivera L Solid - phase extraction for the selective isolation of polycyclic aromatic hydrocarbons, azaarenes and heterocyclic aromatic amines in charcoal - grilled meat [ J ]. Chromatogr A, 1996,731 ( 1 - 2) : 85 - 94.
6Song S, Ashley DL. Supercritical fluid extraction and gas chromatography/mass spectrometry for the analysis of tobacco - specific nitrosamines in cigarettes[J]. Anal- Chem,1999,71 (7) :1303 -1308.
10Kim YK, Koh E, Chung H J, et al. Determination of ethyl carbamate in some fermented Korean foods and beverages[J]. Food Addil Contam,2000,17(6) : 469 -475.