VOC analysis results, sample AE09097, April 24, 2002

NYC 9/11 Public Portal Document

Data File : C:\MSDCHEM\l\5973N\02APR24\0424R5.D Vial: 6 Acq On : 24 Apr 2002 2:34 pm Operator: Sample : ref 5 Inst : Instrumen Mise : Multiplr: 1.00 MS Integration Params: Lscint.p Quant Time: Apr 24 15:15:36 2002 Quant Results File: W042302.RES

Quant Method : C:\MSDCHEM\1...\W042302.M (RTE Integrator) Title : VOC method 8260 Last Update : Tue Apr 23 11:06:33 2002 Response via : Initial Calibration DataAcq Meth : W042302

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

1) 1,4-Difluorobenzene 17.69 114 1822840 5.00 ug/L 0.00 27) Chlorobenzene-d5 25.47 117 1682839 5.00 ug/L 0.00 51) 1,4-Dichlorobenzene-d4 31.54 150 1354674 5.00 ug/L 0.00

System Monitoring Compounds 2) 1,2-Dichloroethane-d4 16.78 65 333036 5.02 ug/L 0.02 Spiked Amount 5.000 Recovery = 100.40% 17) Toluene-d8 21.62 98 2377448 4.86 ug/L 0.00 Spiked Amount 5.000 Recovery = 97.20% 54) 4-Bromofluorobenzene 28.50 95 794700 5.14 ug/L 0.00 Spiked Amount 5.000 Recovery = 102.80%

Target Compounds Qvalue 3) Dichlorodifluoromethane 5.32 85 204230 3.91 ug/L 100 4) Chloromethane 5.90 50 335649 4.25 ug/L 100 5) Vinyl Chloride 6.16 62 324093 4.26 ug/L 100 6) Bromomethane 7.28 94 160582 4.61 ug/L 97 7) Chloroethane 7.45 64 199618 4.03 ug/L 98 8) Trichlorofluoromethane 8.12 101 385603 3.89 ug/L 99 11) Acetone 9.33 43 76717 15.27 ug/L 91 12) 1,1-Dichloroethene 9.77 61 327147 3.83 ug/L 96 13) Methylene Chloride 11.03 49 271857 4.25 ug/L 98 14) Methyl tert-butyl ether 11.39 73 287811 4.48 ug/L 99 15) trans-1,2-Dichloroethene 11.84 61 355780 4.22 ug/L 99 16) 1,1-Dichloroethane 12.94 63 450184 4.27 ug/L 100 18) 2-Butanone (MEK) 13.97 43 116133 16.93 ug/L 80 19) 2,2-Dichloropropane 14.42 77 373851 4.20 ug/L 97 20) cis-1,2-Dichloroethene 14.54 61 335720 4.37 ug/L 99 21) Chloroform 14.94 83 401143 4.34 ug/L 99 22) Bromochloromethane 15.40 49 144337 4.45 ug/L 99 23) 1,1,1-Trichloroethane 16.00 97 368148 4.15 ug/L 98 24) 1,1-Dichloropropene 16.39 75 372941 4.28 ug/L 98 25) Carbon Tetrachloride 16.68 117 290092 3.95 ug/L 98 26) 1,2-Dichloroethane 17.00 62 215590 4.64 ug/L 99 28) Benzene 17.10 78 1131030 4.34 ug/L 98 29) Trichloroethene 18.62 95 288396 4.56 ug/L 98 30) 1,2-Dichloropropane 19.05 63 243040 4.76 ug/L 98 31) Bromodichloromethane 19.66 83 233488 4.36 ug/L 99 32) Dibromomethane 19.83 93 72044 4.65 ug/L 100 33) 2-CEVE 20.28 63 58893m 1.11 ug/L 34) Methyl iso-butyl ketone 20.36 43 339686 21.49 ug/L 93 35) cis-1,3-Dichloropropene 20.96 75 306027 4.84 ug/L 99

(#) = qualifier out of range (m) = manual integration 0424R5.D W032602.M Fri Apr 26 14:55:18 2002 Page 1

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