title: Mass fragmentographic determination of polymethylbiphenyl in foods contaminated with petroleum products.
mesh_terms: D001713:Biphenyl Compounds / Q000032:analysis*; D005506:Food Contamination / Q000032:analysis*; D008401:Gas Chromatography-Mass Spectrometry / Q000379:methods; D009281:Naphthalenes / Q000032:analysis; D010578:Petroleum / Q000032:analysis*; D010616:Phenanthrenes / Q000032:analysis; D011108:Polymers / Q000032:analysis
chemical_list: D001713:Biphenyl Compounds; D009281:Naphthalenes; D010578:Petroleum; D010616:Phenanthrenes; D011108:Polymers; C031486:polymethylbiphenyl; C027389:polymethylphenanthrene; C027388:polymethylnaphthalene