TY - GEN AU - Michele Schantz AU - Stephen Wise AU - J Lewtas C2 - NIST Interagency/Internal Report (NISTIR), National Institute of Standards and Technology, Gaithersburg, MD DA - 2005-11-01 LA - en M1 - 7229 PB - NIST Interagency/Internal Report (NISTIR), National Institute of Standards and Technology, Gaithersburg, MD PY - 2005 TI - Intercomparison Program for Organic Speciation in PM2.5 Air Particulate Matter: Description and Results for Trials I and II; Materials: Air Particulate Extract I, Air Particulate I and PM2.5 Interim RM ER -