DEP GCMS data table, Jan-Feb 2002

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

Data File : C:\MSDCHEM\1\5973N\02FEB27\0227C40.D Vial: 2 Acq On : 27 Feb 2002 9:09 am Operator: Sample : cal 40 Inst : Instrumen Mise : February 2 7, 2002 Multiplr: 1.00 MS Integration Params: SPLIT.P Quant Time: Feb 27 10:18:02 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 1638692 20.00 ug/L 0.00 10) Naphthalene-d8 13.21 136 7367950 20.00 ug/L 0.00 17) Acenaphthene-dlO 18.34 164 3799102 20.00 ug/L 0.00 29) Phenanthrene-diO 22.64 188 6463833 20.00 ug/L 0.00 38) Chrysene-dl2 30.51 240 5094799 20.00 ug/L -0.01 44) Perylene-dl2 34.43 264 3838041 20.00 ug/L -0.02

System Monitoring Compounds 37) 2,4-DDD 27.74 235 16442 0.19 ug/L 0.01 Spiked Amount 5.000 Recovery = 3.80%

Target Compounds Qvalue 2) n-Nitrosodimethylamine 3.99 74 3229510 40.20 ug/L 96 3) bis(2-Chloroethyl)ether 9.24 93 5160968 48.18 ug/L 99 4) 1,3-Dichlorobenzene 9.62 146 4636457 38.04 ug/L 100 5) 1,4-Dichlorobenzene 9.76 146 4669344 38.53 ug/L 99 6) 1,2-Dichlorobenzene 10.24 146 4506574 41.71 ug/L 99 7) 2,2'-oxybis (1-Chloropropa 10.68 45 7639984 44.90 ug/L 99 8) n-Nitroso-di-n-propylamine 11.06 70 3208494 40.15 ug/L 100 9) Hexachloroethane 11.04 117 1636819 39.06 ug/L 98 11) Nitrobenzene 11.37 77 4576916 35.33 ug/L 99 12) Isophorone 12.02 82 9081411 36.51 ug/L 99 13) bis(2-Chloroethoxy)methane 12.78 93 6212299 38.24 ug/L 99 14) 1,2,4-Trichlorobenzene 13.13 180 3540236 37.12 ug/L 98 15) Naphthalene 13.26 128 12988483 35.65 ug/L 100 16) Hexachlorobutadiene 13.85 225 1726810 37.10 ug/L 98 18) Hexachlorocyclopentadiene 15.96 237 1182798 39.40 ug/L 99 19) 2-Chloronaphthalene 16.66 162 7582451 37.34 ug/L 98 20) Dimethylphthalate 17.91 163 8336289 36.17 ug/L 99 21) 2,6-Dinitrotoluene 18.09 165 1751297 32.91 ug/L 91 22) Acenaphthylene 17.88 152 11105976 35.74 ug/L 99 23) Acenaphthene 18.44 153 7548483 36.82 ug/L 99 24) 2,4-Dinitrotoluene 19.20 165 2290866 <31.17 ug/L 93 25) Diethylphthalate 20.01 149 7738337 36.07 ug/L 99 26) 4-Chlorophenyl-phenylether 20.05 204 3618545 37.30 ug/L 92 27) Fluorene 19.93 166 8545790 34.56 ug/L 100 28) Azobenzene/1,2-Diphenylhyd 20.49 77 10802907 38.19 ug/L 98 30) N-nitrosodiphenylamine 20.45 169 4932202 <29.83 ug/L 99 31) 4-Bromophenyl-phenylether 21.46 248 2397341 36.75 ug/L 98 32) Hexachlorobenzene 21.80 284 2561914 37.69 ug/L 95 33) Phenanthrene 22.72 178 12460834 34.52 ug/L 100 34) Anthracene 22.86 178 12742122 35.02 ug/L 100

(#) = qualifier out of range (m) = manual integration 0227C40.D HP022102.M Wed Feb 27 10:18:39 2002 Page 1

NYC-WTC_000004938