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Headspace solid phase microextraction (HS–SPME) has been used together with GC–MS to analyze organic substances directly in a soil, heavily contaminated with PAHs/creosote (∼300 mg/kg soil), from an old gaswork site in Stockholm, Sweden. The HS–SPME results, both qualitative and quantitative, were compared with traditional liquid extraction using ethyl acetate/hexane (20:80). It was shown that the...
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