GCMS reference standard results, sample AE09331, May 2002

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

Data File : C:\MSDCHEM\l\DATA\050902\508REFl.D Vial: 16 Acq On : 10 May 2002 4:20 am Operator: Mclean Sample : 5/8 eh Inst : Instrumen Mise : Multiplr: 1.00 MS Integration Params: EVENTS.E Quant Time: May 13 09:48:20 2002 Quant Results File: 050102.RES

Quant Method : C:\MSDCHEM\1\METHODS\050102.M (Chemstation Integrator) Title : 508 Modified GC/MS scan Last Update : Mon May 13 09:45:43 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 5970225 40.00 ug/L 0.00 10) Napthalene-d8 13.43 136 23941807 40.00 ug/L 0.00 17) Acenapthalene-dlO 18.57 164 12970032 40.00 ug/L 0.00 29) Phenanthranene-dlO 22.95 188 18840415 40.00 ug/L 0.00 37) Chrysene-dl2 30.81 240 13210345 40.00 ug/L 0.00 43) Perylene-dl2 34.70 264 7958409 40.00 ug/L 0.00

System Monitoring Compounds 27) TCMX 20.55 209 2502227 31.78 ug/L 0.00 Spiked Amount 40.000 Recovery 79.45%

Target Compounds Qvalue 2) n-nitros-dimethyl amine 3.86 74 896700 7.33 ug/L # 73 3) bis(2-Chloroethyl)ether 9.35 93 32-35772 13.85 ug/L 88 4) 1,3-Dichlorobenzene 9.76 146 3005847 12.64 ug/L 99 5) 1,4-Dichlorobenzene 9.98 146 3133853 12.82 ug/L 99 6) 1,2-Dichlorobenzene 10.35 146 3049547 14.03 ug/1 99 7) 2,2'oxybis(1-Chloropropane 10.81 45 5252499m 14.59 ug/L 8) N-nitroso-di-propylamine 11.13 70 2330702 14.07 ug/L 96 9) Hexachloroethane 11.26 117 969385 10.75 ug/L 90 11) Nitrobenzene 11.49 77 3141700 13.57 ug/L 96 12) Isophorone 12.20 82 6862127 16.45 ug/L 98 13) bis(2-Chloroethoxy) methan 12.94 93 3988252 14.43 ug/L 100 14) 1,2,4-Trichlorobenzene 13.30 180 2444025 13.93 ug/L 98 15) Napthalene 13.49 128 9982662 15.56 ug/L 98 16) Hexachlorobutadiene 13.93 225 1109102 13.50 ug/L 96 18) 2-Chloronaphthalene 16.93 162 5522543 16.70 ug/L 98 19) Dimethylphthalate 18.00 163 6315372 14.90 ug/L 99 20) 2,6-Dinitrotoluene 18.12 165 887660 13.32 ug/L # 88 21) Acenapthylene 18.13 152 8519186 13.93 ug/L 97 22) Acenapthalene 18.66 153 5584322 15.83 ug/L 97 23) 2,4-Dinitrotoluene 19.27 165 1043704 —11.07 ug/L 93 24) Diethylphthalate 20.14 149 6224929 16.89 ug/L 98 25) 4-Chlorophenyl-phenylether 20.33 204 2988308 15.34 ug/L 99 26) Fluorene 20.20 166 6618293 16.41 ug/L 99 28) Azobenzene 20.78 77 7024757 14.44 ug/L 94 30) Nnitrosodiphenylamine 20.69 169 3523138 15.24 ug/L 93 31) 4-Bromophenyl-phenylether 21.76 248 1526507 16.40 ug/L 97 32) Hexachlorobenzene 21.79 284 1501422 16.85 ug/L 99 3 3) Phenanthrene 23.02 178 9021704 15.87 ug/L 97 3 4) Anthracene 23.17 178 8342742 14.35 ug/L 97 35) Di-n-butylphthalate 25.09 149 9626856 15.42 ug/L 99

(#) = qualifier out of range (m) = manual integration 508REF1.D 050102.M Mon May 13 09:49:00 2002 Page 1

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