GCMS analysis results for sample AE06760, April 16-19, 2002

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Laboratory report detailing GCMS analysis of sample AE06760 for volatile organic compounds conducted in April 2002.

NYC-WTC_000039924–000039931

Folder label: “GCMS X 3/21/02 A 4/16/02”

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NYC 9/11 Public Portal Document

Data File : C:\MSDCHEM\1\DATA\041602\LBA0416.D Vial: 4 Acq On : 16 Apr 2002 11:02 am Operator: Bohik * Sample : LB 3/21/02 Inst Instrumen Mise : Multiplr: 1.00 MS Integration Params: BENZO.P Quant Time: Apr 18 12:58:33 2002 Quant Results File: 5080402BBC.RES

Quant Method : C:\MSDCHEM\l\5973N\5080402BBC.M (RTE Integrator) Title : Quantitation For Method 508gcscan Last Update : Tue Apr 16 18:27:45 2002 Response via : Initial Calibration DataAcq Meth : 508SCAN

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

1) 1,4-Dichlorobenzene-d4 9.41 152 403541 40.00 ug/L 0.00 10) Naphthalene-d8 12.89 136 1870407 40.00 ug/L 0.00 17) Acenaphthene-dlO 17.99 164 1104564 40.00 ug/L 0.00 30) Phenanthrene-diO 22.34 188 1572973 40.00 ug/L 0.00 39) Chrysene-dl2 30.14 240 1205173 40.00 ug/L -0.01 45) Perylene-dl2 34.01 264 702309 40.00 ug/L 0.00

System Monitoring Compounds 28) TCMX (SURR) 0.00 244 0 0.00 ug/L Spiked Amount 10.000 Recovery = 0.00% 38) 2,4-DDD (SURR) 27.28 235 100089 8.55 ug/L 0.01 Spiked Amount 10.000 Recovery = 85.50%

Target Compounds Qvalue 2) N-nitroso-dimethyl amine 0.00 74 0 N.D. d 3) bis(2-chloroethyl) ether 0.00 93 0 N.D. 4) 1,3 - Dichlorobenze 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 ' - oxybis (l-Chloropr 0.00 45 0 N.D. 8) N-Nitroso-di-n-propylamine 0.00 70 0 N.D. 9) Hexachloroethane 0.00 117 0 N.D. 11) Nitrobenzene 0.00 77 0 N.D. 12) Isophorone 0.00 82 0 N.D. 13) bis(2-Chloroethoxy) methan 0.00 93 0 N.D. 14) 1,2,4-Trichlorobenzene 0.00 180 0 N.D. 15) Naphthalene 0.00 128 0 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. d 22) Acenaphthylene 0.00 152 0 N.D. 23) 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-phenyl ethe 0.00 204 0 N.D. 27) Fluorene 0.00 166 0 N.D. 29) Azobenzen/ 1,2-Diphenylhyd 0.00 77 0 N.D. 31) N-Nitrosodiphenylamine 0.00 169 0 N.D. 32) 4-Bromophenyl-phenyl ether 0.00 248 0 N.D. 33) Hexachlorobenzene 0.00 284 0 N.D. 34) Phenanthrene 0.00 178 0 N.D. 35) Anthracene 0.00 178 0 N.D. 36) Di-n-butylphthalate 24.51 149 42547 0.85 ug/L 99 3 7) Fluoranthene 0.00 202 0 N.D. 4 0) Pyrene 0.00 202 0 N.D. 41) Butylbenzylphthalate 0.00 149 0 N.D. 42) Benzo (a) antracene 0.00 228 0 N.D. 43) Bis (2-ethylhexyl) phthala 0.00 149 0 N.D. 44) Chrysene 0.00 228 0 N.D.

(#) = qualifier out of range (m) = manual integration LBA0416.D 5080402BBC.M Thu Apr 18 13:01:00 2002 Page 1

NYC-WTC_000039925

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NYC-WTC_000039925Source: NYC Law Department, mirrored locally

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NYC-WTC_000039788

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