title: Identification of a major component of polybrominated biphenyls as 2,2', 3, 4,4', 5, 5'-heptabromobiphenyl.
mesh_terms: D001713:Biphenyl Compounds / Q000032:analysis*; D055598:Chemical Phenomena; D002621:Chemistry; D009682:Magnetic Resonance Spectroscopy; D011075:Polybrominated Biphenyls / Q000032:analysis*; D013055:Spectrophotometry, Infrared
chemical_list: D001713:Biphenyl Compounds; D011075:Polybrominated Biphenyls