GCMS analysis results, sample AE04132, April 2002

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Gas chromatography-mass spectrometry analysis of environmental sample AE04132 conducted April 1, 2002, measuring organic compounds including 2,4-DDD surrogate.

NYC-WTC_000011779–000011788

Folder label: “GCMS X 2/25/02 A 3/23/02”

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NYC 9/11 Public Portal Document

Quantitation Report (QT Reviewed)

Data File : C:\HPCHEM\l\DATA\MAR2202\4132.D Vial: 28 Acq On : 23 Mar 2002 10:42 pm Operator: Sample : gc/ms scan 2/25 Inst : GC/MS 209 Mise Multiplr: 1.00 MS Integration Params: GOOFY.P Quant Time: Mar 27 9:56 2002 Quant Results File: GCMS0308.RES

Quant Method : C:\HPCHEM\1\METHODS\GCMS0308.M (RTE Integrator) Title : 209 625/TCLP calibration table Last Update : Tue Mar 26 14:13:06 2002 Response via : Initial Calibration DataAcq Meth : GCMS0308

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

1) 1,4-Dichlorobenzene-d4 12.27 152 449339 20.00 ug/1 -0.09 10) Naphthalene-d8 15.90 136 1751450 20.00 ug/1 -0.10 17) Acenaphthene-diO 21.21 164 948110 20.00 ug/1 -0.10 29) Phenanthrene-diO 25.66 188 1432080 20.00 ug/1 -0.11 38) Chrysene-dl2 33.72 240 938292 20.00 ug/1 -0.12 44) Perylene-dl2 37.97 264 590337 20.00 ug/1 -0.15

System Monitoring Compounds %/G 37) 2,4-DDD 30.74 235 76785 0.24 Spiked Amount 5.000 Recovery 131.00% 33^ Target Compounds Qvalue 2) N-nitroso-dimethyl amine 0.00 74 0 N.D. 3) bis(2-Chloroethyl)ether 0.00 93 0 N.D. 4) 1,3-Dichiorobenzene 0.00 146 0 N.D. 5) 1,4-Dichlorobenzene 0.00 146 0 N.D. 6) 1,2-Dichlorobenzene 0.00 146 0 N.D. 7) 2,2'-oxybi s(1-Chioropropan 0.00 45 0 N.D. 8) N-Nitroso-di-n-propylamine 0.00 70 0 N.D. 9) Hexachioroethane 0.00 117 0 N.D. 11) Nitrobenzene 0.00 77 0 N.D. 12) 1sophorone 0.00 82 0 N.D. 13) bis(2-Chloroethoxy)methane 0.00 93 0 N.D. 14) 1,2,4-Trichlorobenzene 0.00 180 0 N.D. 15) Naphthalene 15.96 128 359 N.D. 16) Hexachlorobutadiene 0.00 225 0 N.D. 18) Hexachlorocyclopentadiene 0.00 237 0 N.D. 19) 2-Chloronaphthalene 0.00 162 0 N.D. 20) Dimethylphthalate 0.00 163 0 N.D. 21) 2,6-Dinitrotoluene . 0.00 165 0 N.D. 22) Acenaphthylene 0.00 152 0 N.D. 2 3) Acenaphthene 0.00 153 0 N.D. 24) 2,4-Dinitrotoluene 0.00 165 0 N.D. 25) Diethylphthalate 0.00 149 0 N.D. 26) 4-Chlorophenyl-phenylether 0.00 204 0 N.D. 27) Fluorene 0.00 166 0 N.D. 28) Azobenzen/ 1,2-Diphenylhyd 0.00 77 0 N.D.

(#) = qualifier out of range (m) = manual integration 4132.D GCMS0308.M Wed Mar 27 09:57:59 2002 Page 1

NYC-WTC_000011781

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