The Major State Basic Research Program of China (No. G1999045707) and the Knowledge Innovation Program of the ChineseAcademy of Sciences (No. RCEES 9902; 9906)
Polycyclic aromatic hydrocarbons (EPA-PAHs) in the urban surface soils from Beijing were determined using gas chromatography and mass spectrometry (GC-MS). It is significantly complementary for understanding the P...