There are nine stations along Xiamen Harbour and two in Yuandang Lake which were set up for surfacial sediment (sampling) in April of 2002. The sediment samples were extracted by Organic Solvents, separated by silica gel column (chromatography), determined by GC-MSD with SIM date collect system for petroleum hydrocarbons (M/Z=55) and 24 (individual) PAHs (individial M/Z). The result showed that the concentrations of PHCs and PAHs range 1397μg/g and 1376.5ng/g. (Shipping) activity, industrial wastewater disc...