title: Structural characterization of polycyclic aromatic compounds by combined gas chromatography/mass spectrometry and gas chromatography/Fourier transform infrared spectrometry.
mesh_terms: D002849:Chromatography, Gas / Q000379:methods; D005583:Fourier Analysis; D008401:Gas Chromatography-Mass Spectrometry / Q000379:methods; D011083:Polycyclic Compounds / Q000032:analysis*; D013055:Spectrophotometry, Infrared / Q000379:methods
chemical_list: D011083:Polycyclic Compounds