Source Apportionment of Atmospheric Polycyclic ... - ACS Publications

Feb 26, 1996 - Online Laser Desorption-Multiphoton Postionization Mass Spectrometry of Individual Aerosol Particles: Molecular Source Indicators for P...
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Environ. Sci. Technol. 1996, 30, 825-832

Source Apportionment of Atmospheric Polycyclic Aromatic Hydrocarbons Collected from an Urban Location in Birmingham, U.K. ROY M. HARRISON,* D. J. T. SMITH, AND L. LUHANA Institute of Public and Environmental Health, School of Chemistry, University of Birmingham, Edgbaston, Birmingham B15 2TT, United Kingdom

Intensive seasonal sampling campaigns were undertaken at an urban location in Birmingham, U.K., in which high-volume samplers were used to collect particulate- and vapor-phase polycyclic aromatic hydrocarbons (PAHs) by means of filter papers and polyurethane foam plugs. Eighteen PAH species were determined by reversed-phase HPLC. Additionally, the suspended particle loading of the air was measured gravimetrically. Dichotomous stacked filter units (DSFUs) were run simultaneously with the high-volumes enabling the collection of particulate matter representative of fine (