GCMS analysis results, Feb 25-26 2002

NYC 9/11 Public Portal Document Quantitation Report (Not Reviewed)

• Data File : C:\MSDCHEM\1\5973N\02FEB25\0225C40.D Vial: 2 Acq On : 25 Feb 2002 9:28 am Operator: Sample : cal 40 Inst : Instrumen Mise : February 25, 2002 Multiplr: 1.00 MS Integration Params: SPLIT.P Quant Time: Feb 25 10:14:20 2002 Quant Results File: HP020702.RES

Quant Method : C:\MSDCHEM\1...\HP020702.M (RTE Integrator) Title : 508 scan method Last Update : Thu Feb 21 14:00:40 2002 Response via : Initial Calibration DataAcq Meth : HP020702

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

1) 1,4-Dichlorobenzene-d4 9.72 152 1510496 20.00 ug/L 0.00 10) Naphthalene-d8 13.21 136 6937506 20.00 ug/L 0.00 17) Acenaphthene-diO 18.34 164 3538935 20.00 ug/L 0.00 29) Phenanthrene-diO 22.64 188 5776425 20.00 ug/L 0.00 38) Chrysene-dl2 30.51 240 4570175 20.00 ug/L -0.01 44) Perylene-dl2 34.43 264 3642619 20.00 ug/L -0.02

System Monitoring Compounds 37) 2,4-DDD 27.72 235 14378 0.15 ug/L 0.00 Spiked Amount 5.000 Recovery = 3.00%

Target Compounds 20 Qvalue 2) n-Nitrosodimethylamine 3.99 74 2992673 40.42 ug/L 97 3) bis(2-Chloroethyl)ether 9.24 93 4774800 48.36 ug/L 99 4) 1,3-Dichlorobenzene 9.62 146 4233893 37.69 ug/L 99 5) 1,4-Dichlorobenzene 9.76 146 4259598 38.13 ug/L 100 6) 1,2-Dichlorobenzene 10.24 146 4125433 41.42 ug/L 99 7) 2,2'-oxybis (1-Chloropropa 10.68 45 7193067 45.87 ug/L 99 8) n-Nitroso-di-n-propylamine 11.06 70 3032152 41.16 ug/L 100 9) Hexachloroethane 11.03 117 1503719 38.93 ug/L 95 11) Nitrobenzene 11.37 77 4323083 35.44 ug/L 99 12) Isophorone 12.02 82 8491585 36.26 ug/L 100 13) bis(2-Chloroethoxy)methane 12.78 93 5902480 38.58 ug/L 98 14) 1,2,4-Trichlorobenzene 13.13 180 3282350 36.56 ug/L 98 15) Naphthalene 13.26 128 12004353 34.99 ug/L 100 16) Hexachlorobutadiene 13.85 225 1586583 36.20 ug/L 98 18) Hexachlorocyclopentadiene 15.96 237 1072689 38.36 ug/L 100 19) 2-Chloronaphthalene 16.66 162 6978028 36.89 ug/L 98 20) Dimethylphthalate 17.91 163 7802094 36.34 ug/L 100 21) 2,6-Dinitrotoluene 18.09 165 1585269 31.98 ug/L 98 22) Acenaphthylene 17.88 152 10210766 35.27 ug/L 100 23) Acenaphthene 18.44 153 6844124 _35.84 ug/L 98 24) 2,4-Dinitrotoluene 19.21 165 2056448 30.04-ug/L 98 25) Diethylphthalate 20.01 149 6967357 34.86 ug/L 99 26) 4-Chlorophenyl-phenylether 20.05 204 3230969 35.75 ug/L 92 27) Fluorene 19.93 166 7803849 33.88 ug/L 100 28) Azobenzene/1,2-Diphenylhyd 20.49 77 9974918 37.86 ug/L 99 30) N-nitrosodiphenylamine 20.45 169 4310144 29.17 ug/L 99 31) 4-Bromophenyl-phenylether 21.45 248 2122543 36.41 ug/L 96 32) Hexachlorobenzene 21.80 284 2264767 37.28 ug/L 97 33) Phenanthrene 22.72 178 11049589 34.25 ug/L 100 34) Anthracene 22.86 178 11346043 34.90 ug/L 99

(#) = qualifier out of range (m) = manual integration 0225C40.D HP020702.M Mon Feb 25 10:14:21 2002 Page 1

NYC-WTC_000003415