GCMS calibration results for sample AE10809, May 2002

NYC 9/11 Public Portal Document Data File C:\MSDCHEM\l\DATA\051402\CAL20.D Vial: 15 Acq On 15 May 2002 1:44 am Operator: Mclean Sample Inst : Instrumen Mise Multiplr: 1.00 MS Integration Params: EVENTS.E Quant Time: May 16 14:20:06 2002 Quant Results File: 050102.RES

Quant Method : C:\MSDCHEM\l\METHQDS\050102.M (Chemstation Integrator) Title : 508 Modified GC/MS scan Last Update : Thu May 16 12:34:41 2002 Response via : Initial Calibration DataAcq Meth : 508SCAN

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

1) 1,4-Dichlorobenzene-d4 9.93 152 6454216 40.00 ug/L 0.00 10) Napthalene-d8 13.43 136 26307538 40.00 ug/L 0.00 17) Acenapthalene-dlO 18.57 164 14704551 40.00 ug/L 0.00 29) Phenanthranene-dlO 22.96 188 22143802 40.00 ug/L 0.00 37) Chrysene-dl2 30.82 240 17250856 40.00 ug/L 0.01 43) Perylene-dl2 34.71 264 13486435 40.00 ug/L 0.00

System Monitoring Compounds 27) TCMX 20.54 209 1102170 12.35 ug/L 0.00 Spiked Amount 10.000 Recovery = 123.50%

Target Compounds Qvalue 2) n-nitros-dimethyl amine 3.84 74 2551065 19.29 ug/L 87 3) bis(2-Chloroethyl)ether 9.35 93 5298931 20.98 ug/L 88 4) 1,3-Dichlorobenzene 9.76 146 5140353 19.99 ug/L 99 5) 1,4-Dichlorobenzene 9.98 146 5620365 21.26 ug/L 100 6) 1,2-Dichlorobenzene 10.35 146 5015814 21.34 ug/1 99 7) 2,2'oxybis(1-Chloropropane 10.81 45 8283524m 21.28 ug/L 8) N-nitroso-di-propylamine 11.14 70 3760811 21.01 ug/L 96 9) Hexachloroethane 11.26 117 2106818 21.61 ug/L 92 11) Nitrobenzene 11.49 77 5267578 20.70 ug/L 96 12) Isophorone 12.21 82 9897911 21.59 ug/L 99 . 13) bis(2-Chloroethoxy) methan 12.95 93 6479458 21.33 ug/L 98 14) 1,2,4-Trichlorobenzene 13.30 180 4194279 21.76 ug/L 98 15) Napthalene 13.49 128 15155537 21.50 ug/L 98 16) Hexachlorobutadiene 13.93 225 2001103 22.16 ug/L 99 18) 2-Chloronaphthalene 16.93 162 7991533 21.31 ug/L 98 19) Dimethylphthalate 18.01 163 9915873 20.63 ug/L 99 20) 2,6-Dinitrotoluene 18.12 165 1682513 22.27 ug/L 92 21) Acenapthylene 18.13 152 13978256 20.16 ug/L 98 22) Acenapthalene 18.66 153 8615844 21.55 ug/L 98 23) 2,4-Dinitrotoluene 19.28 165 2022313 18.91 ug/L 95 24) Diethylphthalate 20.15 149 9058351 21.68 ug/L 98 25) 4-Chlorophenyl-phenylether 20.33 204 4783874 21.66 ug/L 99 26) Fluorene 20.20 166 10035764 21.94 ug/L 98 28) Azobenzene 20.78 77 11550091 20.94 ug/L 94 30) Nnitrosodiphenylamine 20.70 169 4908215 18.06 ug/L 93 31) 4-Bromophenyl-phenylether 21.76 248 2471890 22.60 ug/L 98 32) Hexachlorobenzene 21.79 284 2313827 22.10 ug/L 99 33) Phenanthrene 23.02 178 14403576 21.56 ug/L 97 34) Anthracene 23.17 178 14514180 21.24 ug/L 98 35) Di-n-butylphthalate 25.09 149 16100679 21.95 ug/L 99

(#) = qualifier out of range (m) = manual integration CAL20.D 050102.M Fri May 17 10:26:41 2002 Page 1

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