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| DETERMINATION OF POLYCHLORINATED BIPHENYLS IN MARINE SEDIMENTS |
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| A convenient method is described for the determination of polychlorinated biphenyls (PCBs) in sediments. PCBs are extracted with acetone-petroleum ether (30-50℃ fraction) and measured on a gas chromatograph with an electron capture detector after clean-up on a sodium sulfate-florisil-alumina-silica column. |
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