DEP GCMS data table, Jan-Feb 2002

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

Data File : C:\MSDCHEM\1\5973N\02FEB27\0201R.D Vial: 2 Acq On : 27 Feb 2002 11:23 am Operator: Sample : ref 2/1 Inst : Instrumen Mise : February 27, 2002 Multiplr: 1.00 MS Integration Params: SPLIT.P Quant Time: Feb 28 08:37:41 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 9.72 152 1456273 20.00 ug/L 0.00 10) Naphthalene-d8 13.20 136 6282244 20.00 ug/L 0.00 17) Acenaphthene-diO 18.34 164 3145210 20.00 ug/L 0.00 29) Phenanthrene-diO 22.64 188 5142519 20.00 ug/L 0.00 38) Chrysene-dl2 30.49 240 4342109 20.00 ug/L -0.03 44) Perylene-dl2 34.41 264 3121311 20.00 ug/L -0.04

System Monitoring Compounds 37) 2,4-DDD 27.72 235 297448 4.34 ug/L 0.00 Spiked Amount 5.000 Recovery = 86.80%

Target Compounds Qvalue 2) n-Nitrosodimethylamine 4.02 74 161807 2.27 ug/L 94 3) bis(2-Chloroethyl)ether 9.26 93 396030 4.16 ug/L 99 4) 1,3-Dichlorobenzene 9.62 146 286365 2.64 ug/L 97 5) 1,4-Dichlorobenzene 9.76 146 304581 2.83 ug/L 96 6) 1,2-Dichlorobenzene 10.24 146 298829 3.11 ug/L 99 7) 2,2'-oxybis (1-Chloropropa 10.68 45 563716 3.73 ug/L 98 8) n-Nitroso-di-n-propylamine 11.06 70 252625 3.56 ug/L 96 9) Hexachloroethane 11.04 117 69566 1.87 ug/L 96 11) Nitrobenzene 11.36 77 229441 2.08 ug/L 96 12) 1sophorone 12.03 82 740442 3.49 ug/L 99 13) bis(2-Chloroethoxy)methane 12.78 93 489342 3.53 ug/L 96 14) 1,2,4-Trichlorobenzene 13.12 180 234880 2.89 ug/L 98 15) Naphthalene 13.25 128 1106631 3.56 ug/L 99 16) Hexachlorobutadiene 13.85 225 75072 1.89 ug/L 99 19) 2-Chloronaphthalene 16.65 162 598145 3.56 ug/L 97 20) Dimethylphthalate 17.89 163 821771 4.31 ug/L 95 21) 2,6-Dinitrotoluene 18.06 165 49666 1.13 ug/L 97 22) Acenaphthylene 17.87 152 872068 3.39 ug/L 99 23) Acenaphthene 18.42 153 695890 4.10 ug/L 98 24) 2,4-Dinitrotoluene 19.19 165 49468 0.81 ug/L 96 25) Diethylphthalate 19.99 149 812469 4.57 ug/L 97 26) 4-Chlorophenyl-phenylether 20.02 204 364805 4.54 ug/L 93 27) Fluorene 19.91 166 784890 3.83 ug/L 100 28) Azobenzene/1,2-Diphenylhyd 20.47 77 873597 3.73 ug/L 95 30) N-nitrosodiphenylamine 20.43 169 395773 3.01 ug/L 98 31) 4-Bromophenyl-phenylether 21.44 248 208559 4.02 ug/L 97 32) Hexachlorobenzene 21.77 284 231258 4.28 ug/L 94 33) Phenanthrene 22.70 178 1288032 4.49 ug/L 99 34) Anthracene 22.82 178 1151522 3.98 ug/L 99 35) Di-n-butylphthalate 24.86 149 1197606 3.60 ug/L 99

(#) = qualifier out of range (m) = manual integration 0201R.D HP022102.M Fri Mar 01 08:34:51 2002 Page 1

NYC-WTC_000004943