GCMS calibration results for sample AE10241, May 2002

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

Data File : C:\MSDCHEM\l\DATA\020516\0514REFl.D Vial: 8 Acq On : 16 May 2002 4:17 pm Operator: Nefliu Sample : 05/14 ref Inst : Instrumen Mise : Multiplr: 1.00 MS Integration Params: rteint.e Quant Time: May 17 10:36:32 2002 Quant Results File: SCAN020507.RE

Quant Method : C:\MSDCHEM\1\METHODS\SCAN020507.M (RTE Integrator) Title : Method 508 GC/MS Scan Last Update : Thu May 16 14:49:15 2002 Response via : Initial Calibration DataAcq Meth : 508SCAN1

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

1) 1,4-Dichlorobenzene-d4 11.37 152 300062 40.00 ug/1 -0.02 10) Naphthalene-d8 16.53 136 1134378 40.00 ug/1 -0.04 17) Acenaphthene-diO 24.46 164 603110 40.00 ug/1 -0.02 30) Phenanthrene-diO 31.72 188 1031868 40.00 ug/1 -0.02 38) Chrysene-dl2 39.94 240 823505 40.00 ug/1 -0.05 44) Perylene-dl2 43.15 264 481954 40.00 ug/1 -0.03

System Monitoring Compounds 27) TCMX 27.56 207 163210 33.88 ug/1 -0.02 Spiked Amount 40.000 Recovery 84.70%

Target Compounds Qvalue 2) N-nitrosodimethylamine 4.04 74 26080m 5.45 ug/1 3) bis(2-Chloroethyl)ether 10.65 93 184331 15.88 ug/1 98 4) 1.3-Dichlorbenzene 11.11 146 136245 14.06 ug/1 97 5) 1,4-Dichlorobenzene 11.43 146 140444 13.28 ug/1 98 6) 1,2-Dichlorobenzene 11.96 146 140132 15.26 ug/1 98 7) 2,2'oxybis(1-Chloropropane 12.78 45 315829m 17.03 ug/1 8) N-Nitroso-di-n-propylamine 13.25 43 142935 17.21 ug/1 96 9) Hexachloroethane 13.26 119 46472 10.13 ug/1 92 11) Nitrobenzene 13.67 77 227786 16.73 ug/1 97 12) Isophorone 14.78 82 450179 18.98 ug/1 99 13) bis(2-Chloroethoxy) methan 16.02 93 228944 16.24 ug/1 99 14) 1,2,4-Trichlorobenzene 16.38 180 124385 15.29 ug/1 96 15) Naphthalene 16.62 128 490418 17.25 ug/1 98 16) Hexachlorobutadiene 17.40 225 52032 11.02 ug/1 98 18) 2-Chloronaphthalene 21.92 162 271225 18.89 ug/1 99 19) Acenaphthylene 23.75 152 449903 16.06 ug/1 99 20) Dimethyl phthalate 23.84 163 331472 17.70 ug/1 99 21) 2,6-Dinitrotoluene 23.95 77 28202 17.49 ug/1 91 22) Acenaphthene 24.59 153 292729 18.02 ug/1 98 23) 2,4-Dinitrotoluene 25.73 165 69356m 16.08 ug/1 24) Fluorene 27.01 166 347947 18.63 ug/1 100 25) Diethyl phthalate 27.22 149 374592 19.89 ug/1 99 26) 4-Chlorophenyl-phenylether 27.34 204 161067 17.41 ug/1 97 28) N-Nitrosodiphenylamine 27.94 168 114147 18.75 ug/1 97 29) Azobenzene 28.02 77 476981 16.57 ug/1 98 31) Hexachlorobenzene 29.59 284 99936 18.36 ug/1 98 32) 4-Bromophenyl-phenylether 29.71 248 93614 17.57 ug/1 86 33) Phenanthrene 31.81 178 471647 17.97 ug/1 99 34) Anthracene 32.04 178 430910 16.21 ug/1 99 35) Di-n-butylphthalate 34.81 149 642043 19.55 ug/1 99

(#) = qualifier out of range (m) = manual integration 0514REF1.D SCAN020507.M Fri May 17 10:37:12 2002 Page 1

NYC-WTC_000024767