title: A simple differentiation of polychlorobiphenyls from chlorinated naphthalenes.
mesh_terms: D055598:Chemical Phenomena; D002621:Chemistry; D002852:Chromatography, Ion Exchange; D007306:Insecticides; D009281:Naphthalenes; D010084:Oxidation-Reduction; D011078:Polychlorinated Biphenyls
chemical_list: D007306:Insecticides; D009281:Naphthalenes; D011078:Polychlorinated Biphenyls