Chapter 26
Ambient Aerosol Sampling
John G. Watson,
Judith C. Chow,
John G. Watson
Desert Research Institute, Nevada System of Higher Education, Reno, Nevada, USA
Search for more papers by this authorJudith C. Chow
Desert Research Institute, Nevada System of Higher Education, Reno, Nevada, USA
Search for more papers by this authorJohn G. Watson,
Judith C. Chow,
John G. Watson
Desert Research Institute, Nevada System of Higher Education, Reno, Nevada, USA
Search for more papers by this authorJudith C. Chow
Desert Research Institute, Nevada System of Higher Education, Reno, Nevada, USA
Search for more papers by this authorBook Editor(s):Pramod Kulkarni,
Paul A. Baron,
Klaus Willeke,
Pramod Kulkarni
Centers for Disease Control and Prevention, National Institute for Occupational Safety and Health, Cincinnati, Ohio, USA
Search for more papers by this authorPaul A. Baron
Centers for Disease Control and Prevention, National Institute for Occupational Safety and Health, Cincinnati, Ohio, USA
Search for more papers by this authorKlaus Willeke
Department of Environmental Health, University of Cincinnati, Cincinnati, Ohio, USA
Search for more papers by this authorSummary
This chapter contains sections titled:
-
Introduction
-
Sampling System Components
-
Sampling Systems
-
Selecting a Sampling System
-
Conclusions
-
Acknowledgments
-
References
26.6 REFERENCES
- AMI. 2011. MiniVol MRI (Mini reference impactor). http://www. airmetrics.com/downloads/MRI_Flyer.pdf
- Allegrini, I., F. de Santis, V. Di Palo, A. Febo, C. Perrino, M. Possanzini, and A. Liberti. 1987. Annular denuder method for sampling reactive gases and aerosols in the atmosphere. Sci. Total Environ. 67: 1–11.
- Allen, G. A., C. Sioutas, P. Koutrakis, R. Reiss, F. W. Lurmann, and P. T. Roberts. 1997. Evaluation of the TEOM method for measurement of ambient particulate mass in urban areas. J. Air Waste Manage. Assoc. 47: 682–689.
- Anlauf, K. G., P. Fellin, H. A. Wiebe, H. I. Schiff, G. I. Mackay, R. S. Braman, and R. Gilbert. 1985. A comparison of three methods for measurements of atmospheric nitric acid and aerosol nitrate and ammonium. Atmos. Environ. 19: 325–333.
- ARA. 2011. Introduction to the SouthEastern Aerosol Research and Characterization Study experiment (SEARCH). http://www. atmospheric–research.com/studies/SEARCH/index.html
- Arnold, J. R., B. E. Hartsell, W. T. Luke, S. M. R. Ullah, P. K. Dasgupta, L. G. Huey, and P. Tate. 2007. Field test of four methods for gas-phase ambient nitric acid. Atmos. Environ. 41: 4210–4226.
- Arp, H. P. H., R. P. Schwarzenbach, and K. U. Goss. 2007. Equilibrium sorption of gaseous organic chemicals to fiber filters used for aerosol studies. Atmos. Environ. 41: 8241–8252.
- Ashbaugh, L. L., and R. A. Eldred. 2004. Loss of particle nitrate from Teflon sampling filters: Effects on measured gravimetric mass in California and in the IMPROVE Network. J. Air Waste Manage. Assoc. 54: 93–104.
- Ashbaugh, L. L., C. E. McDade, W. H. White, P. Wakabayashi, J. L. Collett, Jr., and Y. Xiao-Ying. 2004. Efficiency of IMPROVE network denuders for removing nitric acid. In Proceedings, Regional and Global Perspectives on Haze: Causes, Consequences and Controversies, Pittsburgh, PA: Air and Waste Management Association, pp. 32-1–32-8.
- Avci, A., and I. Karagoz. 2003. Effects of flow and geometrical parameters on the collection efficiency in cyclone separators. J. Aerosol Sci. 34: 937–955.
- Bachmann, J. D. 2007. Will the circle be unbroken: A history of the U.S. national ambient air quality standards—2007 Critical Review. J. Air Waste Manage. Assoc. 57: 652–697.
- Bahreini, R., E. J. Dunlea, B. M. Matthew, C. Simons, K. S. Docherty, P. F. DeCarlo, J. L. Jimenez, C. A. Brock, and A. M. Middlebrook. 2008. Design and operation of a pressure-controlled inlet for airborne sampling with an aerodynamic aerosol lens. Aerosol Sci. Technol. 42: 465–471.
- Bai, H., and H. Y. Wen. 2000. Performance of the annular denuder system with different arrangements for HNO3 and HNO2 measurements in Taiwan. J. Air Waste Manage. Assoc. 50: 125–130.
- Baker, W. C., and J. F. Pondrot. 1983. The measurement of gas flow. Part I. J. Air Poll. Control Assoc. 33: 66–72.
- Baker, W. C., and J. F. Pouchot. 1983. The measurement of gas flow: Part II. J. Air Poll. Control Assoc. 33: 156–162.
- BGI. 2011a. PQ200 Ambient Fine Particulate Sampler. http://www.bgiusa.com/aam/pq200.htm
- BGI. 2011b. PQ100 Portable PM-10/TSP/PM-2.5. http://www. bgiusa.com/aam/portable.htm
- BGI. 2011c. frmOMNITM Ambient Air Sampler (Filter Reference Method). http://www.bgiusa.com/aam/frmomni.htm
- Biles, B., and J. M. Ellison. 1975. The efficiency of cellulose fiber filters with respect to lead and black smoke in urban aerosol. Atmos. Environ. 9: 1030–1032.
- Bond, T. C., and R. W. Bergstrom. 2006. Light absorption by carbonaceous particles: An investigative review. Aerosol Sci. Technol. 40: 27–67.
- Bond, T. C., T. L. Anderson, and D. E. Campbell. 1999. Calibration and intercomparison of filter-based measurements of visible light absorption by aerosols. Aerosol Sci. Technol. 30: 582–600.
- Bowermaster, J. W., and R. W. Shaw. 1981. A source of gaseous HNO3 and its transmission efficiency through various materials. J. Air Poll. Control Assoc. 31: 787–820.
- Braman, R. S., T. J. Shelley, and W. A. McClenny. 1982. Tungstic acid for preconcentration and determination of gaseous and particulate ammonia and nitric acid in ambient air. Anal. Chem. 54: 358–364.
-
Brenchley, D. L. 1972. Note on the “Use of watch jewels as critical flow orifices.” J. Air Poll. Control Assoc. 22: 967.
10.1080/00022470.1972.10469737 Google Scholar
- Burton, R. M., and D. A. Lundgren. 1987. Wide-Range Aerosol Classifier—a size selective sampler for large particles. Aerosol Sci. Technol. 6: 289–301.
- Buzzard, G. H., and J. P. Bell. 1980. Experimental filtration efficiencies for large pore nuclepore filters. J. Aerosol Sci. 11: 435–438.
- Byers, R. L., and J. W. Davis. 1970. Sulfur dioxide adsorption and desorption on various filter media. J. Air Poll. Control Assoc. 20: 236–238.
- Cahill, T. A., L. L. Ashbaugh, J. B. Barone, R. A. Eldred, P. J. Feeney, R. G. Flocchini, C. Goodart, D. J. Shadoan, and G. Wolfe. 1977. Analysis of respirable fractions in atmospheric particulates via sequential filtration. J. Air Poll. Control Assoc. 27: 675–678.
- Cahill, T. A., P. J. Feeney, and R. A. Eldred. 1987. Size–time composition profile of aerosols using the DRUM sampler. Nuclear Instruments and Methods in Physics Research B22: 344–348.
- Campbell, D. E., S. Copeland, and T. A. Cahill. 1995. Measurement of aerosol absorption coefficient from Teflon filters using integrating plate and integrating sphere techniques. Aerosol Sci. Technol. 22: 287–292.
- Carter, C., N. L. Eatough, D. J. Eatough, N. Olson, and R. W. Long. 2008. Comparison of speciation sampler and PC-BOSS fine particulate matter organic material results obtained in Lindon, Utah, during winter 2001–2002. J. Air Waste Manage. Assoc. 58: 65–71.
- Casuccio, G. S., P. B. Janocko, R. J. Lee, J. F. Kelly, S. L. Dattner, and J. S. Mgebroff. 1983. The use of computer controlled scanning electron microscopy in environmental studies. J. Air Poll. Control Assoc. 33: 937–943.
- Chan, T., and M. Lippmann. 1977. Particle collection efficiencies of sampling cyclones: An empirical theory. Environ. Sci. Technol. 11: 377–386.
- Chan, W. H., D. B. Orr, and D. H. S. Chung. 1986. An evaluation of artifact SO4 formation on nylon filters under field conditions. Atmos. Environ. 20: 2397–2401.
- Chang, M. C., M. D. Geller, C. Sioutas, P. H. B. Fokkens, and F. R. Cassee. 2002. Development and evaluation of a compact, highly efficient coarse particle concentrator for toxicological studies. Aerosol Sci. Technol. 36: 492–501.
- Chen, L.-W. A., J. C. Chow, J. G. Watson, H. Moosmüller, and W. P. Arnott. 2004. Modeling reflectance and transmittance of quartz–fiber filter samples containing elemental carbon particles: Implications for thermal/optical analysis. J. Aerosol Sci. 35: 765–780. doi: 10.1016/j.jaerosci.2003.12.005.
- Cheng, Y. S. 2001. Denuder systems and diffusion batteries. In Air Sampling Instruments for Evaluation of Atmospheric Contaminants, eds. B. S. Cohen and C. S. J. McCammon. Cincinnati, OH: ACGIH, pp. 577–592.
- Chow, J. C., J. G. Watson, L. C. Pritchett, W. R. Pierson, C. A. Frazier, and R. G. Purcell. 1993a. The DRI thermal/optical reflectance carbon analysis system: Description, evaluation and applications in U.S. air quality studies. Atmos. Environ. 27A: 1185–1201.
- Chow, J. C., J. G. Watson, J. L. Bowen, C. A. Frazier, A. W. Gertler, K. K. Fung, D. Landis, and L. L. Ashbaugh. 1993b. A sampling system for reactive species in the western United States. In Sampling and Analysis of Airborne Pollutants, eds. E. D. Winegar and L. H. Keith. Ann Arbor, MI: Lewis Publishers, pp. 209–228.
- Chow, J. C., E. M. Fujita, J. G. Watson, Z. Lu, D. R. Lawson, and L. L. Ashbaugh. 1994. Evaluation of filter-based aerosol measurements during the 1987 Southern California Air Quality Study. Environ. Mon. Assess. 30: 49–80.
- Chow, J. C. 1995a. Critical review: Measurement methods to determine compliance with ambient air quality standards for suspended particles. J. Air Waste Manage. Assoc. 45: 320–382.
- Chow, J. C. 1995b. Summary of the 1995 A&WMA critical review: Measurement methods to determine compliance with ambient air quality standards for suspended particles. EM 1: 12–15.
- Chow, J. C., and J. G. Watson. 1999. Ion chromatography in elemental analysis of airborne particles. In Elemental Analysis of Airborne Particles, Vol. 1, eds. S. Landsberger and M. Creatchman. Amsterdam: Gordon and Breach Science, pp. 97–137.
- Chow, J. C., and J. G. Watson. 2008. New directions: Beyond compliance air quality measurements. Atmos. Environ. 42: 5166–5168. doi: 10.1016/j.atmosenv.2008.05.004.
- Chow, J. C., J. G. Watson, and F. Divita, Jr. 1996. Particulate matter with aerodynamic diameters smaller than 10 mm: Measurement methods and sampling strategies. In Principles of Environmental Sampling, 2nd Ed., ed. L. H. Keith. Washington, DC: American Chemical Society, pp. 539–573.
- Chow, J. C., J. G. Watson, L.-W. A. Chen, W. P. Arnott, H. Moosmüller, and K. K. Fung. 2004. Equivalence of elemental carbon by thermal/optical reflectance and transmittance with different temperature protocols. Environ. Sci. Technol. 38: 4414–4422.
- Chow, J. C., J. G. Watson, D. H. Lowenthal, and K. L. Magliano. 2005. Loss of PM-2.5 nitrate from filter samples in central California. J. Air Waste Manage. Assoc. 55: 1158–1168.
- Chow, J. C., J. G. Watson, D. H. Lowenthal, L.-W. A. Chen, R. J. Tropp, K. Park, and K. L. Magliano. 2006. PM-2.5 and PM-10 mass measurements in California's San Joaquin Valley. Aerosol Sci. Technol. 40: 796–810.
- Chow, J. C., J. G. Watson, H. J. Feldman, J. Nolan, B. R. Wallerstein, and J. D. Bachmann. 2007a. Critical review discussion—Will the circle be unbroken: A history of the U.S. National Ambient Air Quality Standards. J. Air Waste Manage. Assoc. 57: 1151–1163.
- Chow, J. C., J. G. Watson, L. W. A. Chen, M. C. O. Chang, N. F. Robinson, D. Trimble, and S. Kohl. 2007b. The IMPROVE_A temperature protocol for thermal/optical carbon analysis: Maintaining consistency with a long-term database. J. Air Waste Manage. Assoc. 57: 1014–1023.
- Chow, J. C., J. Z. Yu, J. G. Watson, S. S. H. Ho, T. L. Bohannan, M. D. Hays, and K. K. Fung. 2007c. The application of thermal methods for determining chemical composition of carbonaceous aerosols: A Review. J. Environ. Sci. Health—Part A 42: 1521–1541.
- Chow, J. C., P. Doraiswamy, J. G. Watson, L.-W. A. Chen, S. S. H. Ho, and D. A. Sodeman. 2008. Advances in integrated and continuous measurements for particle mass and chemical composition. J. Air Waste Manage. Assoc. 58: 141–163.
- Chow, J. C., J. G. Watson, L.-W. A. Chen, J. Rice, and N. H. Frank. 2010. Quantification of organic carbon sampling artifacts in U.S. non-urban and urban networks. Atmos. Chem. Phys. 10: 5223–5239.
- Clark, M. S. 2002. Technical memorandum: PM-2.5 quartz filter experiments. Research Triangle Park, NC: U.S. Environmental Protection Agency. http://www.epa.gov/ttnamti1/files/ambient/pm25/spec/carboncsr.pdf
- Code of Federal Regulations. 2007. Appendix G to Part 50– Reference Method of the determination of lead in suspended particulate matter collected from ambient air. CFR 40: 57–63. http://frwebgate1.access.gpo.gov/cgi–bin/PDFgate.cgi?WAIS docID=05434191166+1+1+0&WAISaction=retrieve
- Conner, W. D. 1966. An inertial–type particle separator for collecting large samples. J. Air Poll. Control Assoc. 16: 35–38.
- Demuynck, M. 1975. Determination of irreversible absorption of water by cellulose filters. Atmos. Environ. 9: 523–528.
-
DeNardi, S. R., and C. L. Sacco. 1978. A demountable critical orifice. J. Air Poll. Control Assoc. 28: 603–604.
10.1080/00022470.1978.10470637 Google Scholar
- Ding, Y., Y. Pang, and D. J. Eatough. 2002a. High-volume diffusion denuder sampler for the routine monitoring of fine particulate matter I. Design and optimization of the PC-BOSS. Aerosol Sci. Technol. 36: 369–382.
- Ding, Y., Y. Pang, D. J. Eatough, N. L. Eatough, and R. L. Tanner. 2002b. High-volume diffusion denuder sampler for the routine monitoring of fine particulate matter II. Field evaluation of the PC-BOSS. Aerosol Sci. Technol. 36: 383–396.
- Eatough, D. J., A. Wadsworth, D. A. Eatough, J. W. Crawford, L. D. Hansen, and E. A. Lewis. 1993. A multiple-system, multi-channel diffusion denuder sampler for the determination of fine-particulate organic material in the atmosphere. Atmos. Environ. 27A: 1213–1219.
- Eatough, D. J., R. W. Long, W. K. Modey, and N. L. Eatough. 2003. Semi-volatile secondary organic aerosol in urban atmospheres: Meeting a measurement challenge. Atmos. Environ. 37: 1277–1292.
- ECT. 2011. Hivol 3000 particulate sampler. By Ecotech, Knoxfield, Victoria, Australia. http://www.americanecotech.com/Libraries/Particulate_Brochure_Library/HiVol_3000_High_Volume_Air_Sampler.sflb.ashx
- Edgerton, E. S., B. E. Hartsell, R. D. Saylor, J. J. Jansen, D. A. Hansen, and G. M. Hidy. 2005. The Southeastern Aerosol Research and Characterization Study Part II: Filter-based measurements of fine and coarse particulate matter mass and composition. J. Air Waste Manage. Assoc. 55: 1527–1542.
- Eiguren-Fernandez, A., A. H. Miguel, P. A. Jaques, and C. Sioutas. 2003. Evaluation of a denuder–MOUDI–PUF sampling system to measure the size distribution of semi-volatile polycyclic aromatic hydrocarbons in the atmosphere. Aerosol Sci. Technol. 37: 201–209.
- Eldred, R. A., T. A. Cahill, L. K. Wilkinson, P. J. Feeney, J. C. Chow, and W. C. Malm. 1990. Measurement of fine particles and their chemical components in the NPS/IMPROVE Networks. In Transactions, Visibility and Fine Particles, ed. C. V. Mathai. Pittsburgh, PA: Air & Waste Management Association, pp. 187–196.
- Engelbrecht, D. R., T. A. Cahill, and P. J. Feeney. 1980. Electrostatic effects on gravimetric analysis of membrane filters. J. Air Poll. Control Assoc. 30: 391–392.
- Fang, C. P., P. H. McMurry, V. A. Marple, and K. L. Rubow. 1991. Effect of flow-induced relative humidity changes on size cuts for sulfuric acid droplets in the Microorifice Uniform Deposit Impactor (MOUDI). Aerosol Sci. Technol. 14: 266–277.
- Febo, A., C. Perrino, and I. Allegrini. 1993. Field intercomparison exercise on nitric acid and nitrate measurements: A critical approach to the evaluation of the results. Sci. Total Environ. 133: 39.
- Ferm, M. 1986. A Na2CO3-coated denuder and filter for determination of gaseous HNO3 and particulate NO32 in the atmosphere. Atmos. Environ. 20: 1193–1201.
- Fitz, D. R. 1990. Reduction of the positive organic artifact on quartz filters. Aerosol Sci. Technol. 12: 142–148.
- Fitz, D. R., and S. V. Hering. 1996. Study to evaluate the CADMP Sampler. Final report. Report Number 93–333. Prepared for California Air Resources Board, Sacramento, CA, by CE–CERT, University of California, Riverside, CA.
- Fitz, D. R., and N. Motallebi. 2000. A fabric denuder for sampling semi-volatile species. J. Air Waste Manage. Assoc. 50: 981–992.
- Fitz, D. R., G. J. Doyle, and J. N. Pitts, Jr. 1983. An ultrahigh volume sampler for the multiple filter collection of respirable particulate matter. J. Air Poll. Control Assoc. 33: 877–879.
- Fitz, D. R., J. T. Pisano, I. L. Malkina, D. Goorahoo, and C. F. Krauter. 2003. A passive flux denuder for evaluating emissions of ammonia at a dairy farm. J. Air Waste Manage. Assoc. 53: 937–945.
- Galarneau, E., and T. F. Bidleman. 2006. Modelling the temperature-induced blow-off and blow-on artefacts in filter-sor-bent measurements of semivolatile substances. Atmos. Environ. 40: 4258–4268.
- Gentry, J. W., K. R. Spurny, and J. Schoermann. 1982. Diffusional deposition of ultrafine aerosols on nuclepore filters. Atmos. Environ. 16: 25–40.
- Gimbun, J., T. G. Chuah, T. S. Y. Choong, and A. Fakhru'l-Razi. 2005. Prediction of the effects of cone tip diameter on the cyclone performance. J. Aerosol Sci. 36: 1056–1065.
- Gormley, P. G., and M. Kennedy. 1949. Diffusion from a stream flowing through a cylindrical tube. Proc. R. Irish Acad. Sec. A 52A: 163–167.
-
Gorner, P., R. Wrobel, J. F. Fabries, R. J. Aitken, L. C. Kenny, and C. Moehlmann. 2001. Measurement of sampling efficiency of porous foam aerosol sampler prototypes. J. Aerosol Sci. 32: 1063–1074.
10.1016/S0021-8502(01)00146-X Google Scholar
- Gras, J. L. 1983. An investigation of a non-linear iteration procedure for inversion of particle size distributions. Atmos. Environ. 17: 883–894.
- Grover, B. D., M. Kleinman, N. L. Eatough, D. J. Eatough, P. K. Hopke, R. W. Long, W. E. Wilson, M. B. Meyer, and J. L. Ambs. 2005. Measurement of total PM-2.5 mass (nonvolatile plus semivolatile) with the filter dynamic measurement system tapered element oscillating microbalance monitor. J. Geophys. Res.—Atmospheres 110: D07S03. doi:10.1029/2004JD004995.
- Gundel, L. A., R. K. Stevens, J. M. Daisey, V. C. Lee, K. R. R. Mahanama, and H. G. Cancel-Velez. 1995. Direct determination of the phase distributions of semi-volatile polycyclic aromatic hydrocarbons using annular denuders. Atmos. Environ. 29: 1719–1733.
- Gutknecht, W. F., J. A. O'Rourke, J. B. Flanagan, W. C. Eaton, M. R. Peterson, and L. C. Greene. 2001. Research to investigate the source(s) of high field blanks for teflon® PM-2.5 filters. Report Number RTI/07565/019–01FR; EPA Contract No. 68–D– 99–0013. Prepared for USEPA, Research Triangle Park, NC, by Research Triangle Institute, Center for Environmental Measurement & Quality Assurance, Research Triangle Park, NC.
- Hall, D. J., S. L. Upton, G. W. Marsland, and R. A. Waters. 1988. Wind tunnel measurements of the collection efficiency of two PM-10 samplers: The Sierra–Andersen Model 321A hi– volume sampler and the EPA prototype dichotomous sampler. by Warren Spring Laboratory, Hertfordshire, England. http://www.bgiusa.com/cau/PM10_sampler_testing_for_EPA.pdf
- Hansen, D. A., E. S. Edgerton, B. E. Hartsell, J. J. Jansen, N. Kandasamy, G. M. Hidy, and C. L. Blanchard. 2003. The Southeastern Aerosol Research and Characterization Study: Part 1—Overview. J. Air Waste Manage. Assoc. 53: 1460–1471.
- Hansen, D. A., E. Edgerton, B. Hartsell, J. Jansen, H. Burge, P. Koutrakis, C. Rogers, H. Suh, J. C. Chow, B. Zielinska, P. McMurry, J. Mulholland, A. Russell, and R. Rasmussen. 2006. Air quality measurements for the aerosol research and inhalation epidemiology study. J. Air Waste Manage. Assoc. 56: 1445–1458.
- Hari, S., A. R. McFarland, and Y. A. Hassan. 2007. CFD study on the effects of the large particle crossing trajectory phenomenon on virtual impactor performance. Aerosol Sci. Technol. 41: 1040–1048.
- Heidam, N. Z. 1981. Review: Aerosol fractionation by sequential filtration with nuclepore filters. Atmos. Environ. 15: 891–904.
- Hering, S. V. 1995. Impactors, cyclones, and other inertial and gravitational collectors. In Air Sampling Instruments for Evaluation of Atmospheric Contaminants, eds. B. S. Cohen and S. V. Hering. Cincinnati, OH: ACGIH, pp. 279–321.
- Hering, S. V. 2001. Impactors, cyclones, and other particle collectors. In Air Sampling Instruments for Evaluation of Atmospheric Contaminants, eds. B. S. Cohen and C. S. J. McCammon. Cincinnati, OH: ACGIH, pp. 315–376.
- Hering, S. V., R. C. Flagan, and S. K. Friedlander. 1979a. Design and evaluation of new low-pressure impactor. I. Environ. Sci. Technol. 13: 667–673.
- Hering, S. V., S. K. Friedlander, J. J. Collins, and L. W. Richards. 1979b. Design and evaluation of a new low-pressure impactor. II. Environ. Sci. Technol. 13: 184–188.
- Hillamo, R. E. and E. I. Kauppinen. 1991. On the performance of the Berner low pressure impactor. Aerosol Sci. Technol. 14: 33–47.
- Hinds, W. C. 1999. Aerosol Technology: Properties, Behavior, and Measurement of Airborne Particles, 2nd Ed. New York: John Wiley and Sons.
- Ho, S. S. H., and J. Z. Yu. 2004. In-injection port thermal desorption and subsequent gas chromatography–mass spectrometric analysis of polycyclic aromatic hydrocarbons and n-alkanes in atmospheric aerosol samples. J. Chromatogr. A 1059: 121–129.
- Ho, S. S. H., J. Z. Yu, J. C. Chow, B. Zielinska, J. G. Watson, E. H. L. Sit, and J. J. Schauer. 2008. Evaluation of an in-injection port thermal desorption–gas chromatography/mass spectrometry method for analysis of non-polar organic compounds in ambient aerosol samples. J. Chromatogr. A 1200: 217–227. doi: 10.1016/j.chroma.2008.05.056.
- Horvath, H. 1993. Atmospheric light absorption—A review. Atmos. Environ. 27A: 293–317.
- Howell, S., A. A. P. Pszenny, P. Quinn, and B. Huebert. 1998. A field intercomparison of three cascade impactors. Aerosol Sci. Technol. 29: 475–492.
- Hsu, Y. D., H. M. Chein, T. M. Chen, and C. J. Tsai. 2005. Axial flow cyclone for segregation and collection of ultrafine particles: Theoretical and experimental study. Environ. Sci. Technol. 39: 1299–1308.
- Hsu, Y. M., J. Kollett, K. Wysocki, C. Y. Wu, D. A. Lundgren, and B. K. Birky. 2007. Positive artifact sulfate formation from SO2 adsorption in the silica gel sampler used in NIOSH method 7903. Environ. Sci. Technol. 41: 6205–6209.
- Huang, C. H., and C. Y. Tai. 2008. Relative humidity effect on PM-2.5 readings recorded by collocated beta attenuation monitors. Environ. Eng. Sci. 25: 1079–1089.
- Jaenicke, R., and I. H. Blifford. 1974. Virtual impactors: A theoretical study. Environ. Sci. Technol. 8: 648–654.
- Japar, S. M., and W. W. Brachaczek. 1984. Artifact sulfate formation from SO2 on nylon filters. Atmos. Environ. 18: 2479–2482.
- John, W., and G. Reischl. 1980. A cyclone for size–selective sampling of ambient air. J. Air Poll. Control Assoc. 30: 872–876.
- John, W., and H. C. Wang. 1991. Laboratory testing method for PM-10 samplers: Lowered effectiveness from particle loading. Aerosol Sci. Technol. 14: 93–101.
- John, W., G. Reischl, S. Goren, and D. Plotkin. 1978. Anomalous filtration of solid particles by Nuclepore filters. Atmos. Environ. 12: 1555–1557.
- John, W., S. M. Wall, and J. J. Wesolowski. 1983a. Validation of samplers for inhaled particulate matter. Report Number EPA– 600/S4–83–010. Prepared for Grant Number R806414–02, by U.S. Environmental Protection Agency, Environmental Monitoring Systems Laboratory, Research Triangle Park, NC.
- John, W., S. V. Hering, G. Reischl, G. V. Sasaki, and S. Goren. 1983b. Anomalous filtration of solid particles by Nuclepore filters. Atmos. Environ. 17: 373.
- John, W., S. M. Wall, J. L. Ondo, and H. C. Wang. 1986. Dry Deposition of Acidic Gases and Particles. Prepared for California Air Resources Board, Sacramento, CA, by Air and Industrial Hygiene Laboratory, California Department of Health, Berkeley, CA.
- John, W., S. M. Wall, and J. L. Ondo. 1988. A new method for nitric acid and nitrate aerosol measurement using the dichotomous sampler. Atmos. Environ. 22: 1627–1635.
- John, W., W. Winklmayr, and H. C. Wang. 1991. Particle deagglomeration and reentrainment in a PM-10 sampler. Aerosol Sci. Technol. 14: 165–176.
- Kasahara, M. 1999. Characterization of atmospheric aerosols and aerosol studies applying PIXE analysis. In Analytical Chemistry of Aerosols, ed. K. R. Spurny. Boca Raton, FL: CRC, pp. 145–171.
- Keck, L., and K. Wittmaack. 2006. Miniature parallel-plate denuder for the collection of inorganic trace gases and their removal from aerosol-laden air. J. Aerosol Sci. 37: 1165–1173.
- Kenny, L. C., and R. A. Gussman. 1997. Characterization and modelling of a family of cyclone aerosol preseparators. J. Aerosol Sci. 28: 677–688.
- Kenny, L. C., and R. A. Gussman. 2000. A direct approach to the design of cyclones for aerosol-monitoring applications. J. Aerosol Sci. 31: 1407–1420.
- Kenny, L. C., and A. Thorpe. 2001. Evaluation of VSCCcyclones. Report Number IR/L/EXM/01/01. Prepared for BGI Incorporated, Waltham, MA, by Health and Safety Laboratory, Sheffield, UK.
- Kenny, L. C., R. A. Gussman, and M. B. Meyer. 2000. Development of a sharp-cut cyclone for ambient aerosol monitoring applications. Aerosol Sci. Technol. 32: 338–358.
- Kenny, L. C., R. J. Aitken, G. Beaumont, and P. Gorner. 2001. Investigation and application of a model for porous foam aerosol penetration. J. Aerosol Sci. 32: 271–285.
- Kenny, L. C., T. M. Merrifield, D. Mark, R. A. Gussman, and A. Thorpe. 2004. The development and designation testing of a new USEPA-approved fine particle inlet: A study of the USEPA designation process. Aerosol Sci. Technol. 38: 15–22.
- Kenny, L. C., G. Beaumont, A. Gudmundsson, A. Thorpea, and W. Ko. 2005. Aspiration and sampling efficiencies of the TSP and louvered particulate matter inlets. J. Environ. Mon. 7: 481–487.
- Keywood, M. D., G. P. Ayers, J. L. Gras, R. W. Gillett, and D. Cohen. 1999. An evaluation of PM-10 and PM-2.5 size selective inlet performance using ambient aerosol. Aerosol Sci. Technol. 30: 401–407.
- Kim, S., P. A. Jaques, M. C. Chang, J. R. Froines, and C. Sioutas. 2001a. Versatile aerosol concentration enrichment system (VACES) for simultaneous in vivo and in vitro evaluation of toxic effects of ultrafine, fine and coarse ambient particles. Part I: Development and laboratory characterization. J. Aerosol Sci. 32: 1281–1297.
- Kim, S., P. A. Jaques, M. C. Chang, T. Barone, C. Xiong, S. K. Friedlander, and C. Sioutas. 2001b. Versatile aerosol concentration enrichment system (VACES) for simultaneous in vivo and in vitro evaluation of toxic effects of ultrafine, fine and coarse ambient particles. Part II: Field evaluation. J. Aerosol Sci. 32: 1299–1314.
- Kim, H. T., Y. Zhu, W. C. Hinds, and K. W. Lee. 2002a. Experimental study of small virtual cyclones as particle concentrators. J. Aerosol Sci. 33: 721–733.
- Kim, H. T., Y. T. Han, Y. J. Kim, K. W. Lee, and K. J. Chun. 2002b. Design and test of 2.5 µm cutoff size inlet based on a particle cup impactor configuration. Aerosol Sci. Technol. 36: 136–144.
- Kitto, A. M., and I. Colbeck. 1999. Filtration and denuder sampling techniques. In Analytical Chemistry of Aerosols, ed. K. R. Spurny. Boca Raton, FL: CRC, pp. 103–132.
- Koutrakis, P., J. M. Wolfson, J. L. Slater, M. Brauer, and J. D. Spengler. 1988. Evaluation of an annular denuder/filter pack system to collect acidic aerosols and gases. Environ. Sci. Technol. 22: 1463–1468.
- Koutrakis, P., C. Sioutas, S. T. Ferguson, J. M. Wolfson, J. D. Mulik, and R. M. Burton. 1993. Development and evaluation of a glass honeycomb denuder filter pack system to collect atmospheric gases and particles. Environ. Sci. Technol. 27: 2497–2501.
- Kujundzic, E., M. Hernandez, and S. L. Miller. 2006. Particle size distributions and concentrations of airborne endotoxin using novel collection methods in homes during the winter and summer seasons. Indoor Air 16: 216–226.
- Kusko, B. H., T. A. Cahill, R. A. Eldred, Y. Matsuda, and H. Miyake. 1989. Nondestructive analysis of total nonvolatile carbon by Forward Alpha Scattering Technique (FAST). Aerosol Sci. Technol. 10: 390–396.
- Lai, C. Y., and C. C. Chen. 2000. Performance characteristics of PM-10 samplers under calm air conditions. J. Air Waste Manage. Assoc. 50: 578–587.
- Langford, A. O., P. D. Goldan, and F. C. Fehsenfeld. 1989. A molybdenum oxide annular denuder system for gas phase ambient ammonia measurements. J. Atmos. Chem. 8: 359–376.
- Lawrence, J. E., and P. Koutrakis. 1994. Measurements of atmospheric formic and acetic acids: Methods evaluation and results from field studies. Environ. Sci. Technol. 28: 957–964.
- Lee, R. E., Jr., and J. Wagman. 1966. A sampling anomaly in the determination of atmospheric sulfate concentration. J. Am. Ind. Hyg. Assoc. 27: 266–271.
- Lillienfeld, P. 1970. Beta–absorption-impactor aerosol mass monitor. J. Am. Ind. Hyg. Assoc. 31: 722–729.
- Lin, C. I., and S. K. Friedlander. 1988. A note on the use of glass fiber filters in the thermal analysis of carbon containing aerosols. Atmos. Environ. 22: 605–607.
- Linnainmaa, M., J. Laitinen, A. Leskinen, O. Sippula, and P. Kalliokoski. 2008. Laboratory and field testing of sampling methods for inhalable and respirable dust. J.Occup. Environ. Hyg. 5: 28–35.
- Lippmann, M. 2001. Filters and filter holders. In Air Sampling Instruments for Evaluation of Atmospheric Contaminants, eds. B. S. Cohen and C. S. McCammon. Cincinnati, OH: ACGIH, pp. 281–314.
- Liu, B. Y. H., and K. W. Lee. 1976. Efficiency of membrane and nuclepore filters for submicrometer aerosols. Environ. Sci. Technol. 10: 345–350.
- Liu, P., P. J. Ziemann, D. B. Kittelson, and P. H. McMurry. 1995a. Generating particle beams of controlled dimensions and divergence. 2. Experimental evaluation of particle motion in aerodynamic lenses and nozzle expansions. Aerosol Sci. Technol. 22: 314–324.
- Liu, P., P. J. Ziemann, D. B. Kittelson, and P. H. McMurry. 1995b. Generating particle beams of controlled dimensions and divergence. 1. Theory of particle motion in aerodynamic lenses and nozzle expansions. Aerosol Sci. Technol. 22: 293–313.
-
Lodge, J. P., Jr., J. B. Pate, B. E. Ammons, and G. A. Swanson. 1966. The use of hypodermic needles as critical orifices in air sampling. J. Air Poll. Control Assoc. 16: 197.
10.1080/00022470.1966.10468462 Google Scholar
- Lundgren, D. A., B. J. Hausknecht, and R. M. Burton. 1984. Large particle size distribution in five United States cities and the effect on a new ambient particulate matter standard (PM-10). Aerosol Sci. Technol. 3: 467–473.
- Marple, V. A., and C. M. Chien. 1980. Virtual impactors: A theoretical study. Environ. Sci. Technol. 14: 976–985.
- Marple, V. A., and K. Willeke. 1976. Impactor design. Atmos. Environ. 10: 891–896.
- Marple, V. A., B. Y. H. Liu, and G. A. Kuhlmey. 1981. A uniform deposit impactor. J. Aerosol Sci. 12: 333–337.
- Marple, V. A., K. L. Rubow, and S. M. Behm. 1991. A microorifice uniform deposit impactor (MOUDI): Description, calibration, and use. Aerosol Sci. Technol. 14: 434–446.
- Masia, P., V. V., Di Palo, and M. Possanzini. 1994. Uptake of ammonia by nylon filters in filter pack systems. Atmos. Environ. 28: 365–366.
- Mauderly, J. L., and J. C. Chow. 2008. Health effects of organic aerosols. Inhal. Toxicol. 20: 257–288.
- McClenny, P. C., R. S. Galley, and T. J. Shelly. 1982. Tungsten acid technique for monitoring nitric acid and ammonia in air. Anal. Chem. 54: 365.
- McDow, S. R., and J. J. Huntzicker. 1990. Vapor adsorption artifact in the sampling of organic aerosol: Face velocity effects. Atmos. Environ. 24A: 2563–2571.
- McFarland, A. R., and C. A. Ortiz. 1984a. Wind tunnel characterization of Wedding IP-10 and 10 µm inlet for hivol samplers. Report Number 4716/01/06. by Texas A&M Air Quality Laboratory, College Station, TX.
- McFarland, A. R., and C. A. Ortiz. 1984b. Characterization of Sierra–Andersen Model 321A 10 µm size selective inlet for hivol samplers. Report Number 4716/01/02/84/ARM. Prepared for Sierra–Andersen, Inc., Atlanta, GA, by Texas A&M University, College Station, TX.
- McFarland, A. R., and C. A. Ortiz. 1985. Transmission of large solid particles through PM-10 inlets for the hivol sampler. Report Number 4716/02/07. Prepared for Andersen Samplers, Inc., Atlanta, GA, by Texas A&M University, College Station, TX.
- McFarland, A. R., J. B. Wedding, and J. E. Cermak. 1977. Wind tunnel evaluation of a modified Andersen impactor and an all weather sampler inlet. Atmos. Environ. 11: 535–539.
- McFarland, A. R., C. A. Ortiz, and R. W. Bertch. 1978. Particle collection characteristics of a single-stage dichotomous sampler. Environ. Sci. Technol. 12: 679–682.
- McFarland, A. R., C. A. Ortiz, and C. E. Rodes. 1980. Characterization of sampling systems. In Proceedings, The Technical Basis for A Size Specific Particulate Standard, Part I & II, ed. C. Cowherd. Pittsburgh, PA: Air Pollution Control Association, pp. 59–76.
- McFarland, A. R., C. A. Ortiz, and R. W. Bertch Jr. 1984. A 10 µm cutpoint size selective inlet for Hi–Vol samplers. J. Air Poll. Control Assoc. 34: 544–547.
- McMurry, P. H. 2000. A review of atmospheric aerosol measurements. Atmos. Environ. 34: 1959–1999.
- Melo, O. T. and C. R. Phillips. 1975. Aerosol-size spectra by means of Nuclepore filters. Environ. Sci. Technol. 9: 560–564.
- MET. 2011. SASS/SUPER SASS Speciation Samplers. http://www.metone.com/documents/SASS0301Particulate.pdf
- Mueller, P. K., G. M. Hidy, J. G. Watson, R. L. Baskett, K. K. Fung, R. C. Henry, T. F. Lavery, and K. K. Warren. 1983. The Sulfate Regional Experiment (SURE): Report of findings (Vols. 1, 2, and 3). Report Number EA-1901. by Electric Power Research Institute, Palo Alto, CA.
- Neuman, J. A., L. G. Huey, T. B. Ryerson, and D. W. Fahey. 1999. Study of inlet materials for sampling atmospheric nitric acid. Environ. Sci. Technol. 33: 1133–1136.
- Neustadter, H. E., S. M. Sidik, R. B. King, J. S. Fordyce, and J. C. Burr. 1975. The use of Whatman 41 filters for high volume air sampling. Atmos. Environ. 9: 101–109.
- Ning, Z., K. F. Moore, A. Polidori, and C. Sioutas. 2006. Field validation of the new miniature Versatile Aerosol Concentration Enrichment System (mVACES). Aerosol Sci. Technol. 40: 1098–1110.
- Olin, J. G., and R. R. Bohn. 1983. A new PM-10 medium flow sampler. In Proceedings, 76th Annual Meeting of the Air Pollution Control Association. Pittsburgh, PA: Air and Waste Management Association, pp. 1–16.
- Pakkanen, T. A., and R. E. Hillamo. 2002. Comparison of sampling artifacts and ion balances for a Berner low-pressure impactor and a virtual impactor. Boreal Environt. Res. 7: 129–140.
- PAL. 2011a. PTFE membrane disc filters. http://labfilters.pall. com/catalog/laboratory_20061.asp
- PAL. 2011b. Pallflex Filters: EmfabTM, FiberfilmTM, and TissuquartzTM filters. http://www.pall.com/pdf/02.0601_Pallflex_LR.pdf
- PAL. 2011c. NylasorbTM nylon membrane disc filters. http://labfilters.pall.com/catalog/laboratory_20054.asp
- Pankow, J. F. 1987. Review and comparative analysis of the theories on partitioning between the gas and aerosol particulate phases in the atmosphere. Atmos. Environ. 21: 2275–2283.
- Parker, R. D., G. H. Buzzard, T. G. Dzubay, and J. P. Bell. 1977. A two stage respirable aerosol sampler using nuclepore filters in series. Atmos. Environ. 11: 617–621.
- Patashnick, H., and C. L. Hemenway. 1969. Oscillating fiber micro-balance. Rev. Sci. Instrum. 40: 1008–1011.
- Perrino, C., and M. Gherardi. 1999. Optimization of the coating layer for the measurement of ammonia by diffusion denuders. Atmos. Environ. 33: 4579–4587.
- Perrino, C., F. Desantis, and A. Febo. 1990. Criteria for the choice of a denuder sampling technique devoted to the measurement of atmospheric nitrous and nitric acids. Atmos. Environ. 24: 617–626.
- Peters, T. M., H. M. Chein, D. A. Lundgren, and P. B. Keady. 1993. Comparison and combination of aerosol size distributions measured with a low pressure impactor, differential mobility particle sizer, electrical aerosol analyzer, and aerodynamic particle sizer. Aerosol Sci. Technol. 19: 396–405.
- Peters, T. M., R. W. Vanderpool, and R. W. Wiener. 2001. Design and calibration of the EPA PM-2.5 well impactor ninety-six (WINS). Aerosol Sci. Technol. 34: 389–397.
- Peterson, M. R., and M. H. Richards. 2002. Thermal–optical-transmittance analysis for organic, elemental, carbonate, total carbon, and OCX2 in PM-2.5 by the EPA/NIOSH method. In Proceedings, Symposium on Air Quality Measurement Methods and Technology—2002, eds. E. D. Winegar and R. J. Tropp. Pittsburgh, PA: Air & Waste Management Association, pp. 83-1–83-19.
- Petroff, A., A. Mailliat, M. Amielh, and F. Anselmet. 2008. Aerosol dry deposition on vegetative canopies. Part I: Review of present knowledge. Atmos. Environ. 42: 3625–3653.
- Pitchford, M. L., J. C. Chow, J. G. Watson, C. T. Moore, D. E. Campbell, R. A. Eldred, R. W. Vanderpool, P. Ouchida, S. V. Hering, and N. H. Frank. 1997. Prototype PM-2.5 federal reference method field studies report— An EPA staff report. by U.S. Environmental Protection Agency, Las Vegas, NV. http://www.epa.gov/ttn/amtic/pmfrm.html
- Pope, C. A., III, and D. W. Dockery. 2006. Critical Review: Health effects of fine particulate air pollution: Lines that connect. J. Air Waste Manage. Assoc. 56: 709–742.
- Possanzini, M., A. Febo, and A. Liberti. 1983. New design of a high-performance denuder for the sampling of atmospheric pollutants. Atmos. Environ. 17: 2605–2610.
- Raabe, O. G., D. A. Braaten, R. L. Axelbaum, S. V. Teague, and T. A. Cahill. 1988. Calibration studies of the DRUM impactor. J. Aerosol Sci. 19: 183–195.
- Ranade, M. B., M. C. Woods, F. L. Chen, L. J. Purdue, and K. A. Rehme. 1990. Wind tunnel evaluation of PM-10 samplers. Aerosol Sci. Technol. 13: 54–71.
- Rogers, C. F., J. G. Watson, and C. V. Mathai. 1989. Design and testing of a new size classifying isokinetic sequential aerosol sampler. J. Air Poll. Control Assoc. 39: 1569–1576.
- Rosman, K., M. Shimmo, A. Karlsson, H. C. Hansson, P. Keronen, A. Allen, and G. Hoenninger. 2001. Laboratory and field investigations of a new and simple design for the parallel plate denuder. Atmos. Environ. 35: 5301–5310.
- Rubow, K. L. 1995. Air movers and samplers. In Air Sampling Instruments for Evaluation of Atmospheric Contaminants, eds. B. S. Cohen and S. V. Hering. Cincinnati, OH: ACGIH, pp. 203–226.
- Ruiz, P. A., J. E. Lawrence, S. T. Ferguson, J. M. Wolfson, and P. Koutrakis. 2006. A counter-current parallel-plate membrane denuder for the non-specific removal of trace gases. Environ. Sci. Technol. 40: 5058–5063.
- Sardar, S. B., M. D. Geller, C. Sioutas, and P. A. Solomon. 2006. Development and evaluation of a high-volume dichotomous sampler for chemical speciation of coarse and fine particles. J. Aerosol Sci. 37: 1455–1466.
- Shaw, R. W., R. K. Stevens, J. W. Bowermaster, J. W. Tesch, and E. Tew. 1982. Measurements of atmospheric nitrate and nitric acid: The denuder difference experiment. Atmos. Environ. 16: 845–853.
- Shi, J. P., A. A. Khan, and R. M. Harrison. 1999. Measurements of ultrafine particle concentration and size distribution in the urban atmosphere. Sci. Total Environ. 235: 51–64.
- Shi, L. M., D. J. Bayless, G. Kremer, and B. Stuart. 2007. Numerical investigation of the flow profiles in the electrically enhanced cyclone. J. Air Waste Manage. Assoc. 57: 489–496.
- Sickles, J. E., II, and L. L. Hodson. 1989. Fate of nitrous acid on selected collection surfaces. Atmos. Environ. 23: 2321–2324.
-
Sickles, J. E., II, and L. L. Hodson. 1999. Retention of sulfur dioxide by nylon filters. Atmos. Environ. 33: 2427–2434.
10.1016/S1352-2310(98)00426-9 Google Scholar
- Sigaev, G. I., A. D. Tolchinsky, V. I. Sigaev, K. G. Soloviev, A. N. Varfolomeev, and B. T. Chen. 2006. Development of a cyclone-based aerosol sampler with recirculating liquid film: Theory and experiment. Aerosol Sci. Technol. 40: 293–308.
- Sioutas, C., P. Koutrakis, and J. M. Wolfson. 1994. Particle losses in glass honeycomb denuder samplers. Aerosol Sci. Technol. 21: 137–148.
- Sioutas, C., P. Y. Wang, S. T. Ferguson, P. Koutrakis, and J. D. Mulik. 1996. Laboratory and field evaluation of an improved glass honeycomb denuder filter pack sampler. Atmos. Environ. 30: 885–895.
- Solomon, P. A., and J. L. Moyers. 1984. Use of a high volume dichotomous virtual impactor to estimate light extinction due to carbon and related species in the Phoenix haze. Sci. Total Environ. 36: 169–176.
- Solomon, P. A., and C. Sioutas. 2008. Continuous and semicontinuous monitoring techniques for particulate matter mass and chemical components: A synthesis of findings from EPA's particulate matter supersites program and related studies. J. Air Waste Manage. Assoc. 58: 164–195.
- Spicer, C. W., and P. M. Schumacher. 1979. Particulate nitrate: Laboratory and field studies of major sampling interferences. Atmos. Environ. 13: 543–552.
- Spurny, K. R. 1977. Discussion: A two-stage respirable aerosol sampler using nuclepore filters in series. Atmos. Environ. 11: 1246.
- Spurny, K. R., J. P. Lodge, E. R. Frank, and D. C. Sheesley. 1969. Aerosol filtration by means of Nuclepore filters: Aerosol sampling and measurement. Environ. Sci. Technol. 3: 464–468.
- Stelson, A. W., S. K. Friedlander, and J. H. Seinfeld. 1979. A note on the equilibrium relationship between ammonia and nitric acid and particulate ammonium nitrate. Atmos. Environ. 13: 369–371.
- Subramanian, R., A. Y. Khlystov, J. C. Cabada, and A. L. Robinson. 2004. Positive and negative artifacts in particulate organic carbon measurements with denuded and undenuded sampler configurations. Aerosol Sci. Technol. 38: 27–48.
- Takahashi, K., H. Minoura, and K. Sakamoto. 2008. Examination of discrepancies between beta-attenuation and gravimetric methods for the monitoring of particulate matter. Atmos. Environ. 42: 5232–5240.
- Temime-Roussel, B., A. Monod, C. Massiani, and H. Wortham. 2004a. Evaluation of an annular denuder tubes for atmospheric PAH partitioning studies—1: Evaluation of the trapping efficiency of gaseous PAHS. Atmos. Environ. 38: 1913–1924.
- Temime-Roussel, B., A. Monod, C. Massiani, and H. Wortham. 2004b. Evaluation of an annular denuder for atmospheric PAH partitioning studies—2: Evaluation of mass and number particle losses. Atmos. Environ. 38: 1925–1932.
- TFS. 2011a. High-volume air sampler, MFC-TSP. http://www. thermoscientific.com/wps/portal/ts/products/detail?navigation Id=L10405&categoryId=89579&productId=11960633
- TFS. 2011b. High-volume air sampler, VFC-PM10. http://www. thermoscientific.com/wps/portal/ts/products/detail?navigation Id=L10405&categoryId=89579&productId=11960632
- TFS. 2011c. Partisol ambient particulate air sampler, Model 2000-FRM. http://www.thermoscientific.com/wps/portal/ts/products/detail?navigationId=L10405&categoryId=89579&productId=11960560
- TFS. 2011d. Partisol-Plus 2025 sequential ambient particulate sampler. http://www.thermoscientific.com/wps/portal/ts/products/detail?navigationId=L10405&categoryId=89579&productId=11960559
- TIS. 2011. High-volume lead sampler and high-volume air sampler TE-5170. http://www.tisch-env.com/TSP-high-volume-lead-sampler.asp
- Tison, S. A. 1996. A critical evaluation of thermal mass flow meters. J. Vacuum Sci. Technol. A—Vacuum Surfaces and Films 14: 2582–2591.
- Tolocka, M. P., T. M. Peters, R. W. Vanderpool, F. L. Chen, and R. W. Wiener. 2001. On the modification of the low flow-rate PM-10 dichotomous sampler inlet. Aerosol Sci. Technol. 34: 407–415.
- Tombach, I. H., D. W. Allard, R. L. Drake, and R. C. Lewis. 1987. Western Regional Air Quality Studies—Visibility and air quality measurements: 1981–1982. Report Number EA–4903. Prepared for Electric Power Research Institute, Palo Alto, CA, by AeroVironment, Inc., Monrovia, CA.
- Tsai, C. J., C. H. Huang, Y. C. Lin, T. S. Shih, and B. H. Shih. 2003. Field test of a porous-metal denuder sampler. Aerosol Sci. Technol. 37: 967–974.
- Turner, J. R. 1998. Laboratory and field evaluation of the Minivol PM-2.5 sampler. Report Number 97A–DIR–1. Prepared for U.S. Environmental Protection Agency, Research Triangle Park, NC, by Washington University, St. Louis, MO.
- Turner, W. A., B. A. Olson, and G. A. Allen. 2000. Calibration of sharp cut impactors for indoor and outdoor particle sampling. J. Air Waste Manage. Assoc. 50: 484–487.
- Turpin, B. J., J. J. Huntzicker, and S. V. Hering. 1994. Investigation of organic aerosol sampling artifacts in the Los Angeles Basin. Atmos. Environ. 28: 3061–3071.
- USEPA. 1987. Ambient Air Quality Standards for Particulate Matter; Final Rule. Federal Register 52: 24634–24669.
- USEPA. 1997. National ambient air quality standards for particulate matter; availability of supplemental information and request for comments—final rule. Federal Register 62: 38761–38762.
- USEPA. 2006. National ambient air quality standard for particulate matter: Final rule. Federal Register 71: 61144–61233.
- USEPA. 2008a. National ambient air quality standards for lead: Final rule. Federal Register 73: 66964–67062.
- USEPA. 2008b. Notice of the designation of a new reference method for monitoring ambient air quality. Federal Register 73: 77024–77025.
- USEPA. 2009. URG3000N Phase II implementation report. U.S. Environmental Protection Agency, Research Triangle Park, NC. http://www.epa.gov/ttn/amtic/specurg3000.html
- USEPA. 2010. List of designated reference and equivalent methods. U.S. Environmental Protection Agency, Research Triangle Park, NC. http://www.epa.gov/ttn/amtic/files/ambient/criteria/reference-equivalent-methods-list.pdf
- USEPA. 2011. Chemical speciation. U.S. Environmental Protection Agency, Research Triangle Park, NC. http://www.epa.gov/ttn/amtic/speciepg.html
- URG. 2011a. Weekly air particulate sampler: Simultaneous collection of particles and gases URG–2000–01J. http://www. urgcorp.com/assets/pdf/URG-2000-01J.pdf
- URG. 2011b. Versatile Air Pollution Sampler (VAPS): Simultaneous collection of coarse and fine particles URG 3000K. http://www.urgcorp.com/assets/pdf/URG-3000K.pdf
- URG. 2011c. Medium volume particulate sampler: Simultaneous collection of PM-2.5 and PM-10 URG 3000ABC. http://www.urgcorp.com/assets/pdf/URG-3000ABC.pdf
- URG. 2011d. Dual sequential fine particle sampler: Simultaneous collection of particles and gases URG–2000–01K. http://www.urgcorp.com/assets/pdf/URG-2000–01K.pdf
- URG. 2011e. Annular denuder system: Simultaneous collection of particles and gases URG 3000C. http://www.urgcorp.com/assets/pdf/URG-3000C.pdf
- URG. 2011f. Cyclones: Teflon–coated aluminum. http://www. urgcorp.com/Cyclones/teflon.html
- URG. 2011g. Cyclones: Stainless steel. http://www.urgcorp.com/Cyclones/stainless.html
- van Osdell, D. W., and F. L. Chen. 1990. Wind tunnel test report No. 28. Test of the Sierra–Andersen 246b dichotomous sampler inlet at 2, 8, and 24 km/hr. Atmospheric Research and Exposure Assessent Laboratory, U.S. Environmental Protection Agency, by Research Triangle Institute, Research Triangle Park, NC.
- Vanderpool, R. W., T. M. Peters, S. Natarajan, D. B. Gemmill, and R. W. Weiner. 2001a. Evaluation of the loading characteristics of the EPA WINS PM-2.5 Separator. Aerosol Sci. Technol. 34: 444–456.
- Vanderpool, R. W., T. M. Peters, S. Natarajan, M. P. Tolocka, D. B. Gemmill, and R. W. Wiener. 2001b. Sensitivity analysis of the USEPA WINS PM-2.5 separator. Aerosol Sci. Technol. 34: 465–476.
- Vanderpool, R. W., L. A. Byrd, R. W. Wiener, E. T. Hunike, M. Labickas, A. R. Leston, M. P. Tolocka, F. F. McElroy, R. W. Murdoch, S. Natarajan, C. A. Noble, and T. M. Peters. 2007. Laboratory and field evaluation of crystallized DOW 704 oil on the performance of the well impactor ninety-six fine particulate matter fractionator. J. Air Waste Manage. Assoc. 57: 14–30.
- VIEWS. 2008. Visibility Information Exchange Web System. Colorado State University, Ft. Collins, CO. http://vista.cira. colostate.edu/views/
- Vincent, J. H., R. J. Aitken, and D. Mark. 1993. Porous plastic foam filtration media: Penetration characteristics and applications in particle size-selective sampling. J. Aerosol Sci. 24: 929–944.
- Virtanen, A., M. Marjamäki, J. Ristimaki, and J. Keskinen. 2001. Fine particle losses in electrical low-pressure impactor. J. Aerosol Sci. 32: 389–401.
- Wang, H. C., and W. John. 1988. Characteristics of the Berner impactor for sampling inorganic ions. Aerosol Sci. Technol. 8: 157–172.
- Wang, X. L., and P. H. McMurry. 2006. A design tool for aerodynamic lens systems. Aerosol Sci. Technol. 40: 320–334.
- Wang, X. L., and Y. H. Zhang. 1999. Development of a critical airflow venturi for air sampling. Journal of Agricultural Engineering Research 73: 257–264.
- Wang, X. L., F. E. Kruis, and P. H. McMurry. 2005. Aerodynamic focusing of nanoparticles: I. Guidelines for designing aerodynamic lenses for nanoparticles. Aerosol Sci. Technol. 39: 611–623.
- Wanjura, J. D., B. W. Shaw, C. B. Parnell, R. E. Lacey, and S. C. Capareda. 2008. Comparison of continuous monitor (TEOM) and gravimetric sampler particulate matter concentrations. Trans. ASABE 51: 251–257.
- Watson, J. G. 2002. Visibility: Science and regulation. J. Air Waste Manage. Assoc. 52: 628–713.
- Watson, J. G., and J. C. Chow. 2002. Comparison and evaluation of in situ and filter carbon measurements at the Fresno Supersite. J. Geophys. Res. 107: ICC 3-1–ICC 3-15. doi: 10.1029/2001JD000573.
- Watson, J. G., J. C. Chow, J. J. Shah, and T. G. Pace. 1983. The effect of sampling inlets on the PM-10 and PM15 to TSP concentration ratios. J. Air Poll. Control Assoc. 33: 114–119.
- Watson, J. G., J. C. Chow, and C. A. Frazier. 1999. X–ray fluorescence analysis of ambient air samples. In Elemental Analysis of Airborne Particles, Vol. 1, eds. S. Landsberger and M. Creatchman. Amsterdam: Gordon and Breach Science, pp. 67–96.
- Watson, J. G., L.-W. A. Chen, J. C. Chow, D. H. Lowenthal, and P. Doraiswamy. 2008. Source apportionment: Findings from the U.S. Supersite Program. J. Air Waste Manage. Assoc. 58: 265–288.
- Watson, J. G., J. C. Chow, and L. W. A. Chen. 2009. Methods to assess carbonaceous aerosol sampling artifacts for IMPROVE and other long-term networks. J. Air Waste Manage. Assoc. 59: 898–911.
- Wedding, J. B. 1985. Errors in sampling ambient concentrations employing setpoint temperature compensated mass flow transducers. Atmos. Environ. 19: 1219–1222.
- Wedding, J. B., and T. C. Carney. 1983. A quantitative technique for determining the impact of non-ideal ambient sampler inlets on the collected mass. Atmos. Environ. 17: 873–882.
- Wedding, J. B., and M. A. Weigand. 1985. The Wedding ambient aerosol sampling inlet (D50=10 mm) for the high volume sampler. Atmos. Environ. 19: 535–538.
- Wedding, J. B., A. R. McFarland, and J. E. Cermak. 1977. Large particle collection characteristics of ambient aerosol samplers. Environ. Sci. Technol. 11: 387–390.
- Wedding, J. B., M. A. Weigand, W. John, and S. M. Wall. 1980. Sampling effectiveness of the inlet to the dichotomous sample. Environ. Sci. Technol. 14: 1367–1370.
- Wedding, J. B., M. A. Weigand, and Y. J. Kim. 1985. Evaluation of the Sierra–Andersen 10-µm inlet for the high-volume sampler. Atmos. Environ. 19: 539–542.
- Wedding, J. B., M. A. Weigand, Y. J. Kim, D. L. Swift, and J. P. Lodge. 1987. A critical flow device for accurate PM-10 sampling and correct indiction of PM-10 dosage to the thoracic region of the respiratory tract. J. Air Poll. Control Assoc. 37: 254–258.
- WHA. 2011a. PM-2.5 air monitoring membrane. By WHA.http://www.whatman.com/PRODPM25AirMonitoringMembrane.aspx
- WHA. 2011b. Air sampling filters and quartz filters. By WHA. http://www.whatman.com/AirSamplingandQuartzFilters.aspx
- WHA. 2011c. Quantitative filter papers—Hardened ashless grades. by WHA. http://www.whatman.com/QuantitativeFilterPapers AshlessGrades.aspx
- WHA. 2011d. Quantitative filter papers—Ashless grades (Ash 0.007%). by WHA. http://www.whatman.com/Quantitative FilterPapersAshlessGrades.aspx
- WHA. 2011e. Nuclepore track–etched membranes.By WHA. http://www.whatman.com/NucleporeTrackEtchedMembranes.aspx
- Wiebe, H. A., K. G. Anlauf, E. C. Tuazon, A. M. Winer, H. W. Biermann, B. R. Appel, P. A. Solomon, G. R. Cass, T. G. Ellestad, K. T. Knapp, E. Peake, C. W. Spicer, and D. R. Lawson. 1990. A comparison of measurements of atmospheric ammonia by filter packs, transition-flow reactors, simple and annular denuders and Fourier transform infrared spectroscopy. Atmos. Environ. 24A: 1019–1028.
- Wiener, R. W., and R. W. Vanderpool. 1992. Evaluation of the Lane Regional PRO–1A and PRO–2 saturation monitor. U.S. Environmental Protection Agency, Research Triangle Park, NC.
- Williams, E. J., S. T. Sandholm, J. D. Bradshaw, J. S. Schendel, A. O. Langford, P. K. Quinn, P. J. LeBel, S. A. Vay, P. D. Roberts, R. B. Norton, B. A. Watkins, M. P. Buhr, D. D. Parrish, J. G. Calvert, and F. C. Fehsenfeld. 1992. An inter-comparison of five ammonia measurement techniques. J. Geophys. Res. 97: 11591–11611.
- Wilson, W. E., J. C. Chow, C. S. Claiborn, W. Fusheng, J. P. Engelbrecht, and J. G. Watson. 2002. Monitoring of particulate matter outdoors. Chemosphere 49: 1009–1043.
- Witschger, O., R. Wrobel, J. F. Fabriès, P. Görner, and A. Renoux. 1997. A new experimental wind tunnel facility for aerosol sampling investigations. J. Aerosol Sci. 28: 833–852.
- Wittmaack, K. 2002. Impact and growth phenomena observed with sub–micrometer atmospheric aerosol particles collected on polished silicon at low coverage. Atmos. Environ. 36: 3963–3971.
- Witz, S., M. M. Smith, and A. B. Moore, Jr. 1983. Comparative performance of glass fiber hi-vol filters. J. Air Poll. Control Assoc. 33: 988–991.
- Wolf, I., and R. L. Carpenter. 1982. A simple automatic variable flow controller. J. Air Poll. Control Assoc. 32: 744–746.
- Wu, J. J., D. W. Cooper, and R. J. Miller. 1989. Virtual impactor aerosol concentrator for cleanroom monitoring. J. Environ. Sci. 5: 52–56.
- Yang, L. M., J. Lim, and L. Y. E. Yu. 2007. Effects of acid-washing filter treatment on quantification of aerosol organic compounds. Atmos. Environ. 41: 3729–3739.
