Volatile organic compound analysis results, sample AE08251, April 2002

NYC 9/11 Public Portal Document

Quantitation Report (Not Reviewed)

Data File : C:\MSDCHEM\l\5973N\02APR16\0416C10B.D Vial: 3 Acq On : 16 Apr 2002 8:37 pm Operator: Sample : cal 10 Inst : Instrumen Mise Multiplr: 1.00 MS Integration Params: rteint.p Quant Time: Apr 17 11:49:13 2002 Quant Results File: W032602.RES

Quant Method : C:\MSDCHEM\1...\W032602 .M (RTE Integrator) Title : VOC method 8260 Last Update : Wed Apr 17 11:48:41 2002 Response via : Initial Calibration DataAcq Meth : W032602

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

1) 1,4-Difluorobenzene 17.71 114 1269997 5.00 ug/L 0.00 27) Chlofobenzene-d5 25.47 117 1141165 5.00 ug/L 0.00 51) 1,4-Dichlorobenzene-d4 31.54 150 1034836 5.00 ug/L 0.00

System Monitoring Compounds 2) 1,2-Dichloroethane-d4 16.78 65 239508 4.95 ug/L 0.00 Spiked Amount 5.000 Recovery = 99.00% 17) Toluene-d8 21.62 98 1692133 5.29 ug/L 0.00 Spiked Amount 5.000 Recovery = 105.80% 54) 4-Bromofluorobenzene 28.51 95 556544 4.67 ug/L 0.00 Spiked Amount 5.000 Recovery = 93.40%

Target Compounds Qvalue 3) Dichlorodifluoromethane 5.33 85 213862 5.91 ug/L 98 4) Chloromethane 5.92 50 386405 7.50 ug/L 100 5) Vinyl Chloride 6.18 62 409478 8.07 ug/L 99 6) Bromomethane 7.29 94 204080 7.21 ug/L 98 7) Chloroethane 7.45 64 254765 8.50 ug/L 100 8) Trichlorofluoromethane 8.13 101 495457 8.23 ug/L 99 11) Acetone 9.36 43 111818 34.83 ug/L 99 12) 1,1-Dichloroethene 9.79 61 589020 10.52 ug/L 99 13) Methylene Chloride 11.04 49 436887 10.54 ug/L 97 14) Methyl tert-butyl ether 11.41 73 459817 8.06 ug/L 99 15) trans-1,2-Dichloroethene 11.85 61 622971 10.58 ug/L 99 16) 1,1-Dichlbroethane 12.95 63 750401 10.53 ug/L 99 18) 2-Butanone (MEK) 13.98 43 183960 37.73 ug/L 99 19) 2,2-Dichloropropane 14.43 77 586416 9.24 ug/L 90 20) cis-1,2-Dichloroethene 14.55 61 556492 10.23 ug/L 98 21) Chloroform 14.95 83 657139 10.46 ug/L 99 22) Bromochloromethane 15.41 49 229437 10.50 ug/L 95 23) 1,1,1-Trichloroethane 16.01 97 639121 10.12 ug/L 97 24) 1,1-Dichloropropene 16.40 75 616238 10.29 ug/L 98 25) Carbon Tetrachloride 16.69 117 515871 9.60 ug/L 97 26) 1,2-Dichloroethane 17.01 62 315182 10.02 ug/L 100 28) Benzene 17.11 78 1877331 10.09 ug/L 99 29) Trichloroethene 18.62 95 455568 9.82 ug/L 97 30) 1,2-Dichloropropane 19.06 63 366756 9.61 ug/L 100 31) Bromodichloromethane 19.66 83 370705 9.01 ug/L 99 32) Dibromomethane 19.83 93 110640 9.58 ug/L 94 34) Methyl iso-butyl ketone 20.36 43 560460 35.31 ug/L 99 35) cis-1,3-Dichlorbpropene 20.96 75 443034 8.58 ug/L 99 36) Toluene 21.83 91 2276815 10.20 ug/L 99

(#) = qualifier out of range (m) = manual integration 0416C10B.D W032602.M Wed Apr 17 11:49:14 2002 Page 1

NYC-WTC_000082071