VOC analysis results, DEP Labs, May 2002

NYC 9/11 Public Portal Document Quantitation Report (Not Reviewed)

Data File : C:\MSDCHEM\l\5973N\02MAY16\11570F.D Vial: 19 Acq On : 17 May 2002 6:21 am Operator: Sample : nyc; fb Inst : Instrumen Mise Multiplr: 1.00 MS Integration Params: Lscint.p Quant Time: May 17 07:02:35 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 17.70 114 1272 5.00 ug/L 0.00 27) Chlorobenzene-d5 25.47 117 1285 5.00 ug/L 0.00 51) 1,4-Dichlorobenzene-d4 31.54 150 1253 5.00 ug/L 0.00 System Monitoring Compounds 2) 1,2-Dichloroethane-d4 16.77 65 331 7.15 ug/L 0.00 Spiked Amount 5.000 Recovery = 143.00% 17) Toluene-d8 21.62 98 1685 4.93 ug/L 0.00 Spiked Amount 5.000 Recovery = 98.60% 54) 4-Bromofluorobenzene 28.50 95 311 2.18 ug/L 0.00 Spiked Amount 5.000 Recovery = 43.60% Target Compounds Qvalue 4) Chloromethane 5.67 50 1121 20.32 ug/L 97 7) Chloroethane 7.11 64 2291 66.31 ug/L 74 11) Acetone 9.40 43 17967 5125.42 ug/L 95 13) Methylene Chloride 11.05 49 9337 209.07 ug/L 97 28) Benzene 16.77 78 338 1.70 ug/L 97 36) Toluene 21.83 91 2012 8.47 ug/L 88 58) 1,3,5-Trimethylbenzene 29.24 105 2422 9.05 ug/L 85

(#) = qualifier out of range (m) = manual integration 11570F.D W050302.M Fri May 24 15:13:04 2002 Page 1

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