GCMS analysis results for sample AD31685, Jan 17-22 2002

NYC 9/11 Public Portal Document quancitaton Keporc (NNOU Kevlewed) Rata File : C:\MSDCHEM\1\5973N\02JAN17\0117C40.D Vial: 2 icq On : 17 Jan 2002 9:21 am Operator: Cample : cal 40 Inst : Instrumen Mise : January 17, 2002 Multiplr: 1.00 MS Integration Params: SPLIT.P Quant Time: Jan 22 08:30:01 2002 Quant Results File: SCAN508.RES Quant Method : C:\MSDCHEM\1...\SCAN508.M (RTE Integrator) Title : 508 scan method Last Update : Fri Jan 11 13:20:07 2002 Response via : Initial Calibration DataAcq Meth : SCAN508

Internal Standards R.T. Qlon Response Cone Units Dev(Min) 1) l,4-Dichlorobenzene-d4 9.72 152 1248025 20.00 ug/L 0.00 10) Naphthalene-d8 13.22 136 5535577 20.00 ug/L 0.00 17) Acenaphthene-diO 18.35 164 2907857 20.00 ug/L 0.00 2 9) Phenanthrene-dl0 22.66 188 4942874 20.00 ug/L -0.01 38) Chrysene-dl2 30.52 240 3917477 20.00 ug/L 0.01 44) Perylene-dl2 34.43 264 2760956 20.00 ug/L 0.01 System Monitoring Compounds 37) 2,4-DDD 27.58 235 36208 0.46 ug/L -0.15 Spiked Amount 5.000 Recovery = 9.20% Target Compounds Qvalue 2) n-Nitrosodimethylamine 3.98 74 2224850 41.83, ug/L 56 3) bis(2-Chloroethyl)ether 9.28 93 2848994 35.92 ug/L 82 4) 1,3-Dichlorobenzene 9.62 146 3391383 36.22 ug/L 97 5) 1,4-Dichlorobenzene 9.77 146 3347183 35.59 ug/L 98 6) 1,2-Dichlorobenzene 10.25 146 2788777 33.40 ug/L 99 7) 2,2'- oxybi s (1 - Chloropropa 10.69 45 4743755 32.86 ug/L 95 8) n-Nitroso-di-n-propylamine 11.09 70 2117489 32.15 ug/L) 84 9) Hexachloroethane 11.03 117 1199081 35.61 u/L 99 11) Nitrobenzene 11.38 77 3406236 32.95 ug/L 88 12) 1sophorone 12.05 82 6624283 35.53 ug/L 94 13) bis(2-Chloroethoxy)methane 12.79 93 4273439 38.56 ug/L 94 14) 1,2,4-Trichlorobenzene 13.14 180 2534375 35.11 ug/L 98 15) Naphthalene 13.27 128 9322064 35.16 ug/L . 99 16) Hexachlorobutadiene 13.85 225 1216194 31.69 ug/L V 98 18) Hexachlorocyclopentadiene 15.97 237 979695 37.70 ug/L 98 19) 2-Chloronaphthalene 16.67 162 5501212 34.26 ug/L 95 20) Dimethylphthalate 17.93 163 6281326 32.71 ug/L 92 21) 2,6-Dinitrotoluene 18.09 165 1500571 40.06 ug/L 82 22) Acenaphthylene 17.88 152 8511312 36.35 uq/L 98 23) Acenaphthene 18.46 153 5074203 (30.42 ug/L 99 24) 2,4-Dinitrotoluene 19.22 165 2065795 ug/L 92 25) Diethylphthalate 20.03 149 5654270 30. ug/L 98 26) 4-Chlorophenyl-phenylether 20.04 204 2400083 31.04 ug/L 94 27) Fluorene 19.94 166 6525851 34.4 0 ug/L 98 2 8) Azobenzene/1,2-Diphenylhyd 20.50 77 7679145 33.47 ug/L 87 30) N-nitrosodiphenylamine 20.48 169 4074657 32.49 ug/L 99 31) 4-Bromophenyl-phenylether 21.46 248 1748580 33.99 ug/L 92 32) Hexachlorobenzene 21.80 284 1798794 33.09 ug/L 97 33) Phenanthrene 22.73 178 9157355 33.62 ug/L 99 3 4) Anthracene 22.86 178 9320270 35.27 ug/L 99 (#) = qualifier out of range (m) = manual integration 0117C40.D SCAN508.M Tue Jan 22 08:30:03 2002 Page 1

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