Congener specific analysis of 140 chlorobiphenyls in technical mixtures on five narrow-bore GC columns / B. Larsen, S. Bowadt and R. Tilio -- Simultaneous analysis of 32 PCB congeners on two capillary columns operated in parallel with a glass T-split / E. Storr-Hansen -- Separation of toxic congeners from PCB mixtures on two series coupled narrow-bore columns (50m SIL-8 and 25m HT-5) / B. Larsen, S. Bowadt and S. Facchetti -- Interferences in the determination of 2,4,5,2',5'-pentachlorobiphenyl (CB 101) in environmental and technical samples / J. De Boer and Q. T. Dao -- Interference from 2,3,5,6-3',4'-hexachlorobiphenyl (CB 163) in the determination of 2,3,4-2',4',5'-hexachlorobiphenyl (CB 138) in environmental and technical samples / B. Larsen and J. Riego -- Calibrants and calibration for chlorobiphenyl analysis / D. E. Wells, E. A. Maier and B. Griepink -- Development in the analysis of chlorobiphenyls in environmental matrices for certification purposes / D. E. Wells, E. A. Maier and B. Griepink -- Quantification of PCBs in environmental samples: Comparison of results obtained with different analytical instruments (GC-ECD, GC-MS) and standards / B. Pavoni, A. Sfriso and S. Raccanelli -- Congener-specific determination of chlorobiphenyls in biological tissues using an Aroclor-based secondary calibration standard / R. P. Eganhouse, B. R. Gould, D. M. Olaguer, C. S. Phinney and P. M. Sherblom -- An international study on feasibility of estimating polychlorinated biphenyls by using specific polychlorinated biphenyl congeners / J. Mes, H. B. S. Conacher and S. Malcolm -- Biological activity, determination and occurrence of planar, mono and di-ortho PCBs / P. De Voogt, D. E. Wells, L. Reutergardh and U. A. Th. Brinkman -- Determination of individual chlorobiphenyls (CBs), including non-ortho, and mono-ortho chloro-substituted CBs in marine mammals from Scottish waters / D. E. Wells and I. Echarri -- Gas chromatography-negative ion chemical ionization mass spectrometry for the determination and identification of planar polychlorinated biphenyls in biological samples / H. Bagheri, P. E. G. Leonards, R. T. Ghijsen and U. A. Th. Brinkman -- Bioavailability of polychlorinated biphenyl congeners in the soil to earthworm (L. rubellus) system / B. Larsen, F. Pelusio, H. Skejo and Paya-Perez -- A comparison of distributions of PCB congeners and other chlorinated compounds in fishes from coastal areas and remote lakes / J. Sanchez, M. Sole and J. Albaiges -- The determination of PCB congeners and other chlorinated hydrocarbon residues in human blood, serum and plasma. A comparative study / J. Mes, L. Marchand, D. Turton, P. Y. Lau and P. R. Ganz -- Organochlorine pesticides and PCBs in tissues from Dutch citizens (1968-1986) / P. A. Greve and P. Van Zoonen -- High resolution PCB analysis of kanechlor, phenochlor and sovol mixtures using multidimensional gas chromatography / N. Kannan, D. E. Schulz-Bull, G. Petrick and J. C. Duinker -- Composition of PCB isomers and congeners in technical chlorofen formulation produced in Poland / J. Falandysz, N. Yamashita, S. Tanabe and R. Tatsukawa -- Multivariate observations of the distribution of polychlorinated biphenyls in environmental compartments of two harbours / F. I. Onuska and S. Davies -- Comparative enrichment capabilities of some carbonaceous and macroreticular resins using selected radioactive model compounds in fortified aqueous samples / M. Malaiyandi and S. M. Shah -- Broad spectrum analysis of ionic and non-ionic organic contaminants in urban wastewaters and coastal receiving aquatic systems / M. Valls, J. M. Bayona and J. Albaiges -- Fast gas chromatographic assessment of polychlorobiphenyl levels in wall plaster coats / E. De Felip, A. Di Domenico, M. Grande, R. Pazzaglia and M. Falleni -- Evaluation of a novel dechlorination reaction as an analytically useful derivatization reaction: Part 2. A screening technique for the determination of PCBs in waste oils / M. Paleologou and W. C. Purdy.