title: The collection and analysis of volatile hydrocarbon air pollutants using a timed elution chromatographic technique linked to a computer controlled mass spectrometer.
mesh_terms: D000393:Air Pollutants / Q000032:analysis*; D001554:Benzene / Q000032:analysis; D002849:Chromatography, Gas / Q000379:methods; D003201:Computers; D006838:Hydrocarbons / Q000032:analysis*; D013058:Mass Spectrometry / Q000379:methods; D014050:Toluene / Q000032:analysis; D001335:Vehicle Emissions / Q000032:analysis
chemical_list: D000393:Air Pollutants; D006838:Hydrocarbons; D001335:Vehicle Emissions; D014050:Toluene; D001554:Benzene