TY - BOOK T1 - Evaluation of PM2.5 chemical speciation samplers for use in the EPA National PM2.5 Chemical Speciation Network DA - [2001] CY - Research Triangle Park, N.C. : AU - Solomon, Paul A. CN - EP 4.52: PB - U.S. Environmental Protection Agency, Office of Air Quality Planning and Standards, PP - Research Triangle Park, N.C. : PY - [2001] N1 - EPA project officer: Paul A. Solomon. N1 - "National Exposure Research Laboratory." N1 - "May 2001"--Cover. N1 - Shipping list no.: 2002-0398-M. N1 - "15 July 2000." N1 - "EPA-454/R-01-005"--Cover. ID - 258375 KW - Air KW - Particles. KW - Speciation (Chemistry) TI - Evaluation of PM2.5 chemical speciation samplers for use in the EPA National PM2.5 Chemical Speciation Network LK - http://purl.access.gpo.gov/GPO/LPS21745 UR - http://purl.access.gpo.gov/GPO/LPS21745 ER -