VOC analysis results, DEP Labs, May 2002

NYC 9/11 Public Portal Document Quantitation Report (Not Reviewed) Data File : C:\MSDCHEM\l\5973N\02MAY16\11567F.D Vial: 18 Acq On : 17 May 2002 5:34 am Operator: Sample : nyc; fb Inst : Instrumen Mise : Multiplr: 1.00 MS Integration Params: Lscint.p Quant Time: May 17 06:16:03 2002 Quant Results File: W042302.RES Quant Method : C:\MSDCHEM\1...\W042302 .M (RTE Integrator) Title : VOC method 8260 Last Update : Wed May 01 09:30:08 2002 Response via : Initial Calibration DataAcq Meth : W042302 Internal Standards R.T. Qlon Response Cone Units Dev(Min) 1) 1,4-Difluorobenzene 17.71 114 1277 5.00 ug/L 0.03 27) Chlorobenzene-d5 25.48 117 1254 5.00 ug/L 0.02 51) 1,4-Dichlorobenzene-d4 31.54 150 1187 5.00 ug/L 0.00 System Monitoring Compounds 2) 1,2-Dichloroethane-d4 16.74 65 133 2.86 ug/L -0.02 Spiked Amount 5.000 Recovery = 57.20% 17) Toluene-d8 21.63 98 1551 4.52 ug/L 0.02 Spiked Amount 5.000 Recovery = 90.40% 54) 4-Bromofluorobenzene 28.52 95 571 4.22 ug/L 0.02 Spiked Amount 5.000 Recovery = 84.40% Target Compounds Qvalue 4) Chloromethane 6.18 50 1957 35.33 ug/L 86 11) Acetone 9.40 43 11055 3141.30 ug/L 99 13) Methylene Chloride 11.05 49 4891 109.09 ug/L 88 28) Benzene 16.65 78 637 3.28 ug/L 95 36) Toluene 21.80 91 1511 6.52 ug/L 76 58) 1,3,5-Trimethylbenzene 29.22 105 1771 6.99 ug/L 66

(#) = qualifier out of range (m) = manual integration 11567F.D W050302.M Fri May.24 15:10:41 2002 Page 1

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