GCMS calibration data for sample AE11379, May 21, 2002

NYC 9/11 Public Portal Document Qudil- A Lc L 1U11 RCDOL L 91 KeVLEwEc)

Data File C:\MSDCHEM\1\DATA\0 517 0 2\CAL2 0.D Vial: 15 Acq On 18 May 2002 1:00 am Operator: Mclean Sample Inst Instrumen Mise Multiplr: 1.00 MS Integration Params: EVENTS.E Quant Time: May 21 12:01:35 2002 Quant Results File: 050102.RES

Quant Method : C:\MSDCHEM\l\METHQDS\050102.M (Chemstation Integrator) Title : 508 Modified GC/MS scan Last Update : Mon May 13 11:40:29 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 7429042 40.00 ug/L 0.00 10) Napthalene-d8 13.44 136 30688153 40.00 ug/L 0.00 17) Acenapthalene-dlO 18.58 164 17290430 40.00 ug/L 0.00 29) Phenanthranene-dlO 22.96 188 26749483 40.00 ug/L 0.00 37) Chrysene-dl 2 30.82 240 21535853 40.00 ug/L 0.01 43) Perylene-dl2 34.72 264 18077063 40.00 ug/L 0.01

System Monitoring Compounds 27) TCMX Spiked Amount 40.000 (0/ 20.54 209 1338210 Recovery 12.75 ug/L 31.87% )/ 0.00

( Qvalue Target Compounds 2) n-nitros-dimethyl amine 3.84 74 2460258 16.16 ug/L # 87 3) bis(2-Chloroethyl)ether 9.35 93 6355073 21.86 ug/L 88 4) 1,3-Dichlorobenzene 9.77 146 6031356 20.38 ug/L 99 5) 1,4-Dichlorobenzene 9.98 146 6566704 21.58 ug/L 99 6) 1,2-Dichlorobenzene 10.36 146 5853757 21.64 ug/1 100 7) 2,2'oxybis(1-Chloropropane 10.81 45 9942596m 22.19 ug/L 8) N-nitroso-di-propylamine 11.14 70 4493351 21.80 ug/L 97 9) Hexachloroethane 11.26 117 2534275 22.58 ug/L 94 11) Nitrobenzene 11.50 77 6382358 21.50 ug/L 95 12) Isophorone 12.21 82 11770752 22.01 ug/L 98 13) bis(2-Chloroethoxy) methan 12.95 93 7735573 21.83 ug/L 98 14) 1,2,4-Trichlorobenzene 13.31 180 5012212 22.29 ug/L 99 15) Napthalene 13.49 128 17817831 21.67 ug/L 98 16) Hexachlorobutadiene 13.93 225 2368004 22.48 ug/L 98 18) 2-Chloronaphthalene 16.93 162 9492656 21.53 ug/L 98 19) Dimethylphthalate 18.01 163 11875603 21.01 ug/L 100 20) 2,6-Dinitrotoluene 18.13 165 2121600 23.88 ug/L # 89 21). Acenapthylene 18.13 152 16267778 19.95 ug/L 97 22) Acenapthalene 18.67 153 10272536 21.85 ug/L 98 23) 2,4-Dinitrotoluene 19.28 165 2725046 21.68 ug/L 94 24) Diethylphthalate 20.15 149 11021047 22.43 ug/L 98 25) 4-Chlorophenyl-phenylether 20.33 204 5728243 22.05 ug/L 99 26) Fluorene 20.20 166 11983489 22.28 ug/L 98 28) Azobenzene 20.78 77 14018096 21.61 ug/L 93 30) Nnitrosodiphenylamine 2 0.70 169 5620218 17.12 ug/L 94 31) 4-Bromophenyl-phenylether 21.76 248 2986836 22.61 ug/L 99 32) Hexachlorobenzene 21.80 284 2814370 22.25 ug/L 98 33) Phenanthrene 23.03 178 17527747 21.72 ug/L 97 34) Anthracene 23.17 178 17700651 21.44 ug/L 98 35) Di-n-butylphthalate 25.09 149 20068751 22.65 ug/L 100

(#) = qualifier out of range (m) = manual integration CAL20.D 050102.M Tue May 21 12:02:10 2002 Page 1

NYC-WTC_000025073