Summary
Soil samples were dried and extracted with supercritical CO2. A clean-up procedure was necessary before the PAH's were determinated by HPLC. Losses of PAHs during clean-up were studied with the internal standard 2,2′-binaphthyl.
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Dedicated to Prof. Dr. Ernst F. G. Klesper on the occasion of his 65th birthday
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Wenclawiak, B., Rathmann, C. & Teuber, A. Supercritical-fluid extraction of soil samples and determination of polycyclic aromatic hydrocarbons (PAHs) by HPLC. Fresenius J Anal Chem 344, 497–500 (1992). https://doi.org/10.1007/BF00323750
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DOI: https://doi.org/10.1007/BF00323750