GCMS analysis results for sample AE03184, March 2002

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

Data File C:\MSDCHEM\l\5973N\02MAR01\0212Rl.D Vial: 2 Acq On 1 Mar 2002 11:08 am Operator: Sample ref 1 2/12 Inst : Instrumen Mise March 1, 2002 Multiplr: 1.00 MS Integration Params: SPLIT.P Quant Time: Mar 04 10:49:48 2002 Quant Results File: HP022102.RES

Quant Method : C:\MSDCHEM\1...\HP022102.M (RTE Integrator) Title : 508 scan method Last Update : Mon Feb 25 10:47:59 2002 Response via : Initial Calibration DataAcq Meth : HP020702

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

1) 1,4-Dichlorobenzene-d4 9.71 152 1586476 20.00 ug/L 0.00 10) Naphthalene-d8 13.20 136 6880616 20.00 ug/L 0.00 17) Acenaphthene-diO 18.34 164 3511115 20.00 ug/L 0.00 29) Phenanthrene-diO 22.63 188 5892800 20.00 ug/L -0.01 38) Chrysene-dl2 30.49 240 4881288 20.00 ug/L -0.03 44) Perylene-dl2 34.41 264 3520325 20.00 ug/L -0.04

System Monitoring Compounds 37) 2,4-DDD 27.72 235 472171 6.01 ug/L 0.00 Spiked Amount 5.000 Recovery = 120.20%

Target Compounds Qvalue 2) n-Nitrosodimethylamine 3.99 74 376826 4.85 ug/L 94 3) bis(2-Chloroethyl)ether 9.24 93 970037 9.35 ug/L 99 4) 1,3-Dichlorobenzene 9.61 146 382349 3.24 ug/L 96 5) 1,4-Dichlorobenzene 9.75 146 424333 3.62 ug/L 98 6) 1,2-Dichlorobenzene 10.24 146 472736 4.52 ug/L 97 7) 2,2'-oxybis (1-Chloropropa 10.67 45 1359758 8.26 ug/L 98 8) n-Nitroso-di-n-propylamine 11.05 70 648274 8.38 ug/L 95 9) Hexachloroethane 11.03 117 62809 1.55 ug/L 94 11) Nitrobenzene 11.36 77 740634 6.12 ug/L 95 12) Isophorone 12.02 82 1886772 8.12 ug/L 97 13) bis(2-Chloroethoxy)methane 12.77 93 1226260 8.08 ug/L 99 14) 1,2,4-Trichlorobenzene 13.12 180 389312 4.37 ug/L 96 15) Naphthalene 13.24 128 2374522 6.98 ug/L 99 16) Hexachlorobutadiene 13.84 225 56034 1.29 ug/L 96 19) 2-Chloronaphthalene 16.65 162 1403395 7.48 ug/L 95 20) Dimethylphthalate 17.89 163 2079560 9.76 ug/L 94 21) 2,6-Dinitrotoluene 18.06 165 271949 5.53 ug/L 97 22) Acenaphthylene 17.87 152 2355778 8.20 ug/L 99 2 3) Acenaphthene 18.42 153 1638701 8.65 ug/L 99 24) 2,4-Dinitrotoluene 19.18 165 324858 4.78 ug/L 97 25) Diethylphthalate 19.99 149 2091542 10.55 ug/L 100 26) 4-Chlorophenyl-phenylether 20.03 204 864082 9.64 ug/L 91 27) Fluorene 19.91 166 1998636 8.74 ug/L 100 28) Azobenzene/1,2-Diphenylhyd 20.47 77 2343613 8.96 ug/L 95 30) N-nitrosodiphenylamine 20.43 169 1139211 7.56 ug/L 99 31) 4-Bromophenyl-phenylether 21.44 248 508087 8.54 ug/L 99 32) Hexachlorobenzene 21.77 284 484300 7.81 ug/L 94 33) Phenanthrene 22.70 178 3077814 9.35 ug/L 99 34) Anthracene 22.82 178 2813895 8.48 ug/L 99 35) Di-n-butylphthalate 24.85 149 3810713 10.00 ug/L 100

(#) = qualifier out of range (m) = manual integration 0212R1.D HP022102.M Mon Mar 04 10:50:15 2002 Page 1

NYC-WTC_000006024