VOC analysis results, sample AE10240, May 3, 2002

NYC 9/11 Public Portal Document yuancicacion Report (Not Reviewed}

Data File C:\MSDCHEM\l\5973N\02MAY03\0503C10B.D Vial: 26 Acq On 4 May 2002 5:34 am Operator: Sample Inst : Instrumen Mise Multiplr: 1.00 MS Integration Params: Lscint.p Quant Time: May 06 12:01:13 2002 Quant Results File: W050302.RES

Quant Method : C:\MSDCHEM\1...\W050302.M (RTE Integrator) Title : VOC method 8260 Last Update : Fri May 03 14:58:46 2002 Response via : Initial Calibration DataAcq Meth : W050302

Internal Standards R.T. Qlon Response Cone Units Dev(Min)

1) 1,4-Difluorobenzene 17.70 114 1175583 5.00 ug/L 0.00 27) Chlorobenzene-d5 25.47 117 1063811 5.00 ug/L 0.00 51) lj,4-Dichlorobenzene-d4 31.54 150 897258 5.00 ug/L 0.00

System Monitoring Compounds 2) 1,2'-Dichloroethane-d4 16.78 65 220342 5.14 ug/L 0.00 Spiked Amount 5.000 Recovery = 102.80% 17) Toluen^-d8 21.62 98 1626858 5.03 ug/L 0.00 Spiked Amount 5.000 Recovery = 100.60% 54) 4-Bromqfluorobenzene 28.50 95 525256 . 4.94 ug/L 0.00 Spiked AriiQunt 5.000 Recovery 98.80%

Target Compounds Qvalue 3) Dichlorodifluoromethane 5.32 85 493172 13.99 ug/L 100 4) Chloromethane 5.90 50 720883 13.46 ug/L 100 5) Vinyl Chloride 6.18 62 740748 13.74 ug/L 100 6) Bromomethane 7.28 94 334429 11.90 ug/L • 100 7) Chloroethane 7.46 64 429124 13.04 ug/L 100 8) Trichlorofluoromethane 8.12 101 852496 13.01 ug/L 98 11) Acetone 9.35 43 112435 35.50 ug/L 97 12) 1,1-Dichloroethene 9.78 61 539530 9.94 ug/L 98 13) Methylene Chlori-de 11.03 49 448401 10.43 ug/L 100 14) Methyl tert-butyl ether 11.41 73 377635 9.79 ug/L 99 15) trans-1,2-Dichloroethene 11.85 61 567496 10.14 ug/L 99 16) 1>1-Dichloroethane 12.95 63 727093 10.42 ug/L 100- 18) 2-Butanone (MEK) 13.97 43 166453 38.07 ug/L 99 19) 2,2-Dichloropropane 14.42 77 420467 7.07 ug/L 98 20) cis-1,2-bichloroethene 14.54 61 524453 10.20 ug/L 99 21) Chloroform 14.95 83 649830 1-0.58 ug/L 100- 22) Bromochloromethane 15.41 49 229429 10.44 ug/L 97 23) 1,1,1-Trichloroethane 16.00 97 602105 9.96 ug/L 99 24) 1,1-Dichloropropene 16.39 75 585838 9.83 ug/L 99 25) Carbon Tetrachloride 16.69 117 480970 9.68 ug/L 98 26) 1,2-Dichloroethane 17.01 62 315603 10.44 ug/L 100 28) Benzene 17.10 78 1939412 10.23 ug/L 100 29) Trichloroethene 18.62 95 459586 9.97 ug/L 99 30) 1,2-Dichloropropane 19.06 63 369390 10.13 ug/L 99 31) Bromodichloromethane 19.66 83 372269 9.93 ug/L 99 32) Dibromomethane 19.83 93 112197 10.54 ug/L 99 33) 2-Chloroethyl vinyl ether ,20.27 63 368847 9.52 ug/L 96 34) Methyl iso-butyl ketone 20.36 43 494351 41.98 ug/L 99 35) cis-1,3-Dichloropropene 20.96 75 420749 9.42 ug/L 99

(#) = qualifier out of range (m) = manual integration 0503C10B.D W050302.M Mon May 06 12:20:20 2002 Page 1

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