GCMS reference standard analysis, sample AE10198, May 2002

NYC 9/11 Public Portal Document Quantitation Report (QT Reviewed)

Data File C:\MSDCHEM\1\DATA\050802\43 OREFB.D Vial: 14 Acq On 9 May 2002 2:00 am Operator: Mclean Sample 4/30 eh Inst Instrumen Mise Multiplr: 1.00 MS Integration Params: EVENTS.E Quant Time: May 09 13:31:47 2002 Quant Results File: 050102.RES

Quant Method : C:\MSDCHEM\l\METHQDS\050102.M (Chemstation Integrator) Title : 508 Modified GC/MS scan Last Update : Tue May 07 09:57:23 2002 Response via : Initial Calibration DataAcq Meth : 508SCAN

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

1) 1,4-Dichlorobenzene-d4 9.94 152 6448223 40.00 ug/L 0.00 10) Napthalene-d8 13.43 136 26048237 40.00 ug/L 0.00 17) Acenapthalene-dlO 18.57 164 14303894 40.00 ug/L 0.00 29) Phenanthranene-dlO 22.96 188 21044713 40.00 ug/L 0.00 37) Chrysene-dl2 30.81 240 15747800 40.00 ug/L 0.00 43) Perylene-dl2 34.71 264 10692582 40.00 ug/L 0.00

System Monitoring Compounds 2 7) TCMX 20.54 209 798119 7.47 ug/L 0.00 Spiked Amount 10.000 Recovery = 74.70% 50) 2,4-ddd 0.00 235 0 0.00 ug/L Spiked Amount 5.000 Recovery = 0.00%

Target Compounds Qvalue 2) n-nitros-dimethyl amine 3.86 74 1151133 8.71 ug/L # 84 3) bis(2-Chloroethyl)ether 9.35 93 3780055 14.98 ug/L 87 4) 1,3-Dichlorobenzene 9.77 146 3333736 12.98 ug/L 98 5) 1,4-Dichlorobenzene 9.98 146 3487461 13.21 ug/L 99 6) 1,2-Dichlorobenzene 10.36 146 3408577 14.52 ug/1 99 7) 2,2‘oxybis(1-Chloropropane 10.81 45 6052127m 15.56 ug/L 8) N-nitroso-di-propylamine 11.13 70 2662930 14.89 ug/L 95 9) Hexachloroethane 11.26 117 1016465 10.44 ug/L 95 11) Nitrobenzene 11.49 77 3748106 14.87 ug/L 96 12) Isophorone 12.20 82 8078526 17.80 ug/L 98 13) bis(2-Chloroethoxy) methan 12.94 93 4698638 15.62 ug/L 99 14) 1,2,4-Trichlorobenzene 13.30 180 2774298 14.54 ug/L 96 15) Napthalene 13.49 128 11459410 16.42 ug/L 98 16) Hexachlorobutadiene 13.93 225 1078379 12.06 ug/L 99 18) 2-Chloronaphthalene 16.93 162 6422827 17.61 ug/L 98 19) Dimethylphthalate 18.01 163 7460858' 15.96 ug/L 100 20) 2,6-Dinitrotoluene 18.12 165 1172525 15.95 ug/L 91 21) Acenapthylene 18.13 152 9885056 14.65 ug/L 96 22) Acenapthalene 18.66 153 6604049 16.98 ug/L 98 23) 2,4-Dinitrotoluene 19.27 165 1418391 13.64 ug/L 99 24) Diethylphthalate 20.14 149 7427490 18.27 ug/L 99 25) 4-Chlorophenyl-phenylether 20.33 204 3539100 16.47 ug/L 99 26) Fluorene 20.20 166 7880869 17.71 ug/L 98 28) Azobenzene 20.78 77 8243136 15.36 ug/L 93 30) Nnitrosodiphenylamine 20.69 169 3331302 12.90 ug/L 95 31) 4-Bromophenyl-phenylether 21.76 248 1810396 17.42 ug/L 99 32) Hexachlorobenzene 21.79 284 1783806 17.93 ug/L 96 33) Phenanthrene 23.02 178 10899146 17.17 ug/L 97

(#) = qualifier out of range (m) = manual integration 430REFB.D 050102.M Thu May 09 13:32:26 2002 Page 1

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