DEP GCMS data table, Jan-Feb 2002

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

Data File : C:\MSDCHEM\1\5973N\02FEB01\0129R.D Vial: 2 Acq On : 1 Feb 2002 11:24 am Operator: Sample : ref 1/29 Inst : Instrumen Mise : February 1, 2002 Multiplr: 1.00 MS Integration Params: SPLIT.P Quant Time: Feb 04 09:12:26 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 : SCANS08

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

1) 1,4-Dichlorobenzene-d4 9.72 152 1624786 20.00 ug/L 0.00 10) Naphthalene-d8 13.20 136 6984730 20.00 ug/L -0.01 17) Acenaphthene-diO 18.34 164 3648685 20.00 ug/L -0.01 29) Phenanthrene-diO 22.65 188 5875728 20.00 ug/L -0.02 38) Chrysene-dl2 30.50 240 4935669 20.00 ug/L -0.01 44) Perylene-dl2 34.42 264 3506056 20.00 ug/L 0.00

System Monitoring Compounds 37) 2,4-DDD 27.73 235 396677 4.27 ug/L 0.00 Spiked Amount 5.000 Recovery = 85.40%

Target Compounds Qvalue 2) n-Nitrosodimethylamine 4.00 74 228176 3.30 ug/L 48 3) bis(2-Chloroethyl)ether 9.24 93 548067 4.95 ug/L 70 4) 1,3-Dichlorobenzene 9.61 146 233040 1.91 ug/L 95 5) 1,4-Dichlorobenzene 9.76 146 256591 2.10 ug/L 96 6) 1,2-Dichlorobenzene 10.24 146 272265 2.50 ug/L 99 7) 2,2'-oxybis (1-Chicropropa 10.67 45 709318 3.77 ug/L # 73 8) n-Nitroso-di-n-propylamine 11.06 70 366059 4.27 ug/L 71 9) Hexachloroethane 11.03 117 47579 1.09 ug/L 95 11) Nitrobenzene 11.35 77 448359 3.44 ug/L 83 12) 1sophorone 12.03 82 1042676 4.43 ug/L 91 13) bis(2-Chloroethoxy)methane 12.77 93 672520 4.81 ug/L 92 14) 1,2,4-Trichlorobenzene 13.11 180 208128 2.29 ug/L 97 15) Naphthalene 13.25 128 1194078 3.57 ug/L 98 16) Hexachlorobutadiene 13.84 225 43115 0.89 ug/L 99 19) 2-Chloronaphthalene 16.65 162 680408 3.38 ug/L 94 20) Dimethylphthalate 17.88 163 1173512 4.87 ug/L 95 21) 2,6-Dinitrotoluene 18.06 165 171753 3.65 ug/L 82 22) Acenaphthylene 17.86 152 1218222 4.15 ug/L 97 23) Acenaphthene 18.42 153 851516 4.07 ug/L 98 24) 2,4-Dinitrotoluene 19.17 165 215235 3.50 ug/L 93 25) Diethylphthalate 20.00 149 1176163 5.09 ug/L 99 26) 4-Chlorophenyl-phenylether 20.02 204 422068 4.35 ug/L 88 27) Fluorene 19.91 166 1062208 4.46 ug/L 96 28) Azobenzene/1,2-Diphenylhyd 20.46 77 1212143 4.21 ug/L 83 30) N-nitrosodiphenylamine 20.43 169 718701 4.82 ug/L 99 31) 4-Bromophenyl-phenylether 21.44 248 252638 4.13 ug/L 90 32) Hexachlorobenzene 21.77 284 247095 3.82 ug/L 98 33) Phenanthrene 22.70 178 1680086 5.19 ug/L 99 34) Anthracene 22.83 178 1527400 4.86 ug/L 98 35) Di-n-butylphthalate 24.85 149 1997045 5.27 ug/L 98

(#) = qualifier out of range (m) = manual integration 0129R.D SCAN508.M Mon Feb 04 09:14:41 2002 Page 1

NYC-WTC_000003989