GCMS calibration results, June 11 2002

NYC 9/11 Public Portal Document Quantitation Report (QT Reviewed) Data File : C:\MSDCHEM\l\DATA\0610022\CAL2.D Vial: 6 Acq On : 10 Jun 2002 3:06 pm Operator: Sample : calibration 20 Inst : Instrumen Mise : Multiplr: 1.00 MS Integration Params: EVENTS.E Quant Time: Jun 11 08:14:09 2002 Quant Results File: 060302.RES Quant Method : C:\MSDCHEM\1\METHODS\060302.M (Chemstation Integrator) Title : 508 Modified GC/MS scan Last Update : Mon Jun 10 11:43:55 2002 Response via : Initial Calibration DataAcq Meth : 508SCAN

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

1) 1,4-dichlorobenzene-d4 9.90 152 4427199' 40.00 ug/L 0.00 10) Napthalene-d8 13.39 136 18108167 40.00 ug/L 0.00 17) Acenapthalene-dlO 18.53 164 9696682 40.00 ug/L 0.00 29) Phenanthranene-dlO 22.91 188 14492249 40.00 ug/L 0.00 37) Chrysene-dl2 30.76 240 9129325 40.00 ug/L 0.00 43) Perylene-dl2 34.65 264 5226493 40.00 ug/L 0.00 System Monitoring Compounds 27) TCMX 20.51 209 2659456 38.22 ug/L 0.00 Spiked Amount 40.000 Recovery 95.55% Target Compounds 2) n-nitros-dimethyl amine 3.83 74 1315015m /429 15.80 ug/L Qvalue 3) bis(2-Chloroethyl)ether 9.31 93 2780166 17.12 ug/L 98 4) 1,3-Dichlorobenzene 9.72 146 2815004 17.47 ug/L 98 5) 1,4-Dichlorobenzene 9.94 146 3093471 17.69 ug/L 99 6) 1,2-Dichlorobenzene 10.31 146 2700184 17.48 ug/1 99 7) 2,2'oxybi s(1-Chloropropane 10.77 45 4249814m 16.51 ug/L 8) N-nitroso-di-propylamine 11.09 70 1840774 16.14 ug/L 99 9) Hexachloroethane 11.22 117 1138597 17.14 ug/L 99 11) Nitrobenzene 11.45 77 2546655 14.98 ug/L 97 12) Isophorone 12.16 82 4942049 16.13 ug/L 99 13) bis(2-Chloroethoxy) methan 12.90 93 3369369 16.56 ug/L 97 14) 1,2,4-Trichlorobenzene 13.26 180 2310542 17.44 ug/L 99 15) Napthalene 13.45 128 . 8205248 17.72 ug/L 100 16) Hexachlorobutadiene 13.89 225 1137966 18.21 ug/L 99 18) 2-Chloronaphthalene 16.89 162 4285669 17.92 ug/L 99 19) Dimethylphthalate 17.96 163 5186106 16.88 ug/L 99 20) 2,6-Dinitrotoluene 18.07 165 809356 16.30 ug/L 97 21) Acenapthylene 18.08 152 7488179 18.51 ug/L 98 22) Acenapthalene 18.61 153 4617034 18.25 ug/L 98 23) 2,4-Dinitrotoluene 19.23 165 944162 16.09 ug/L 96 24) Diethylphthalate 20.10 149 4727152 17.80 ug/L 98 25) 4-Chlorophenyl-phenylether 20.29 204 2590879 17.82 ug/L 99 26) Fluorene 20.15 166 5378238 18.18 ug/L 100 28) Azobenzene 20.74 77 6106373 17.56 ug/L 99 30) Nnitrosodiphenylamine 20.65 169 3153518 18.97 ug/L 98 31) 4-Bromophenyl-phenylether 21.72 248 1294115 18.09 ug/L 96 32) Hexachlorobenzene 21.75 284 1228919 17.96 ug/L 99 33) Phenanthrene 22.97 178 7663790 18.41 ug/L 99 34) Anthracene 23.12 178 7739416 18.14 ug/L 99 35) Di-n-butylphthalate 25.05 149 7062294 13.77 ug/L 99 (#) = qualifier out of range (m) = manual integration CAL2.D 060302.M Tue Jun 11 09:22:53 2002 Page 1

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