title: Gas chromatographic characteristics of authentic chlorinated dibenzofurans; identification of two isomers in American and Japanese polychlorinated biphenyls.
mesh_terms: D001140:Aroclors / Q000032:analysis; D001572:Benzofurans / Q000032:analysis*; D002849:Chromatography, Gas / Q000379:methods; D004340:Drug Contamination; D007536:Isomerism; D007564:Japan; D011078:Polychlorinated Biphenyls / Q000032:analysis*; D014481:United States
chemical_list: D001140:Aroclors; D001572:Benzofurans; D011078:Polychlorinated Biphenyls