@article{JRC14771, address = {}, year = {1999}, author = {Kalajzic T and Bianchi M and Gawlik B and Kettrup A and Muntau HW}, abstract = {During the development of an analytical procedure aimed to assess the PCB concentration and the concentration of 8 organochlorinated pesticides in the sediments of an Italian artificial drinking water reservoir it was found that some high-boiling co-extractives withstanding the clean-up step interfered with the gas-chromatographic quantification of the contaminants by lowering the peak resolution and by rapidly and irreversibly damaging the fused-silica capillary column. }, title = {On the Elimination of High-Boiling Impurities Interfering with the Analysis of Polychlorinated Biphenyls (PCBs) and Organo-Chlorinated Pesticides (OCPs) in Sediment Samples.}, type = {}, url = {}, volume = {89}, number = {}, journal = {Annali di Chimica}, pages = {}, issn = {}, publisher = {}, doi = {} }