GCMS reference results for sample AE00943, Feb 27 2002

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

Data File : C:\MSDCHEM\l\DATA\022202\0114REF.D Vial: 10 . Acq On : 22 Feb 2002 8:22 pm Operator: McLean Sample : 1/14/02 Inst : Instrumen Mise : Multiplr: 1.00 MS Integration Params: BENZO.P Quant Time: Feb 26 09:07:16 2002 Quant Results File: 5080202.RES

Quant Method : C:\MSDCHEM\1\5973N\5080202.M (RTE Integrator) Title : Quantitation For Method 508gcscan Last Update : Mon Feb 25 19:17:14 2002 Response via : Initial Calibration DataAcq Meth : 508SCAN

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

1) l,4-Dichlorobenzene-d4 9.58 150 910400 20.00 ug/L 0.00 10) Naphthalene-d8 13.05 136 2388320 20.00 ug/L 0.00 17) Acenaphthene-diO 18.17 164 1295066 20.00 ug/L 0.00 29) Phenanthrene-dlO 22.52 188 1983498 20.00 ug/L 0.00 38) Chrysene-dl2 30.34 240 1860195 20.00 ug/L -0.02 44) Perylene-dl2 34.21 264 1297088 20.00 ug/L 0.00

System Monitoring Compounds 37) 2,4-ddd surr 27.47 235 150318 4.77 ug/L 0.00 Spiked Amount 5.000 Recovery = 95.40%

Target Compounds Qvalue 2) N-nitroso-dimethyl amine 3.68 74 41784m 1.52 ug/L 3) bis(2-chloroethyl) ether 9.02 93 152852 3.55 ug/L 78 4) 1,3 - Dichlorobenze 9.42 146 71217 1.75 ug/L 95 5) 1,4 - Dichlorobenzene 9.62 146 84107 2.08 ug/L 97 6) 1,2 - Dichlorobenzene 10.00 146 82349 2.20 ug/L 96 7) 2,2 ‘ - oxybis (l-Chloropr 10.46 45 357578 3.43 ug/L 98 8) N-Nitroso-di-n-propylamine 10.79 70 107639 3.26 ug/L 95 9) Hexachloroethane 10.89 117 17856 1.09 ug/L 83 11) Nitrobenzene 11.13 77 123604 2.22 ug/L 98 12) 1sophorone 11.85 82 330538 3.25 ug/L 99 13) bis(2-Chloroethoxy) methan 12.58 93 197598 3.21 ug/L 97 14) 1,2,4-Trichlorobenzene 12.94 180 71379 2.10 ug/L 98 15) Naphthalene 13.11 128 398285 3.17 ug/L 99 16) Hexachlorobutadiene 13.56 225 14787 0.78 ug/L 94 18) Hexachlorocyclopentadiene 0.00 237 0 N.D. 19) 2-chloronaphthalene 16.54 162 203925 2.76 ug/L 98 20) Dimethylphthalate 17.62 163 335695 3.80 ug/L 98 21) 2,6-Dinitrotoluene 17.72 165 34779 1.93 ug/L 97 22) Acenaphthylene 17.72 152 371748 3.65 ug/L 97 23) Acenaphthene 18.25 153 262724 3.72 ug/L 98 24) 2,4-Dinitrotoluene 18.88 165 44248 1.71 ug/L 91 25) Diethylphthalate 19.75 149 321825 4.25 ug/L 99 26) 4-Chlorophenyl-phenyl ethe 19.93 204 145447 3.70 ug/L 98 27) Fluorene 19.78 166 331055 4.11 ug/L 98 28) Azobenzen/ 1,2-Diphenylhyd 20.37 77 412696 3.57 ug/L 98 30) N-Nitrosodiphenylamine 20.29 169 166254 3.14 ug/L 98 31) 4-Bromophenyl-phenyl ether 21.35 248 81029 3.87 ug/L 94 32) Hexachlorobenzene 21.37 284 74977 3.48 ug/L 96 3 3) Phenanthrene 22.59 178 493423 4.29 ug/L 98 34) Anthracene 22.73 178 416206 3.77 ug/L 99 35) Di-n-butylphthalate 24.68 149 540961 4.07 ug/L 99 36) Fluoranthene 26.09 202 532942 4.03 ug/L 99 39) Pyrene 26.71 202 569018 3.76 ug/L 99 40) Butylbenzylphthalate 29.08 149 169482 2.62 ug/L 93 41) Benzo (a) antracene 30.31 228 412357 3.38 ug/L 98 42) Bis (2-ethylhexyl) phthala 30.95 149 274815 3.26 ug/L 97 43) Chrysene 30.40 228 480992 4.04 ug/L 97 45) Di-n-Octylphthalate 32.79 149 309406m 2.33 ug/L 46) Benzo (b) fluoranthene 33.26 252 388526 3.58 ug/L 99

(#) = qualifier out of range (m) = manual integration 0114REF.D 5080202.M Wed Feb 27 06:13:44 2002 Page 1

NYC-WTC_000052366