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GCMS analysis results, sample AD29666, January 2002

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Gas chromatography-mass spectrometry analysis of sample AD29666 identifying unknown compounds and surrogate recovery data (2,4-DDD at 72%), January 28, 2002.

NYC-WTC_000036831–000036841

Folder label: “GCMS X 12/7/01 A 1/2/02

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NYC 9/11 Public Portal Document

Quantitation Report (QT Reviewed)

Data File C:\HPCHEM\l\DATA\DEC3101\29666.D Vial: 64 Acq On 3 Jan 2002 3:59 am Operator: 20 9 GALOS Sample gems scan Y2.I7 Inst : GC/MS 209 Mise Multiplr: 1.00 MS Integration Params: GOOFY.P Quant Time: Jan 16 9:06 2002 Quant Results File: GCMS1126.RES

Quant Method : C:\HPCHEM\1\METHODS\GCMS1126.M (RTE Integrator) Title : 209 625/TCLP calibration table Last Update : Fri Dec 28 15:11:00 2001 Response via : Initial Calibration DataAcq Meth : GCMS1126

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

1) 1,4-Dichlorobenzene-d4 11.68 152 1088063 20.00 ug/1 -0.02 10) Naphthalene-d8 15.28 136 4185801 20.00 ug/1 -0.02 17) Acenaphthene-diO 20.56 164 2024455 20.00 ug/1 -0.01 29) Phenanthrene-dlO 24.99 188 2934081m 20.00 ug/1 0.00 38) Chrysene-dl2 33.02 240 1858490 20.00 ug/1 -0.01 44) Perylene-dl2 37.11 264 1137169 20.00 ug/1 0.00

System Monitoring Compounds 37) 2,4-DDD 30.06 235 115828 3.59 ug/mL 0.00 Spiked Amount 5.000 Recovery = 71.80%

Target Compounds Qvalue 2) N-nitroso-dimethyl amine 5.15 74 2786 N.D. 3) bis(2-Chloroethyl)ether 0.00 93 0 N.D. 4) 1,3-Dichlorobenzene 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(1-Chloropropan 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 13.19 77 543 N.D. 12) Isophorone 0.00 82 0 N.D. 13) bis(2-Chloroethoxy)methane 0.00 93 0 N.D. 14) 1,2,4-Trichlorobenzehe 0.00 180 0 N.D. 15) Naphthalene 15.33 128 1342 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. 23) Acenaphthene 0.00 153 0 N.D. 24) 2,4-Dinitrotoluene 21.21 165 420 N.D. 25) Diethylphthalate 22.17 149 655 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 29666.D GCMS1126.M Wed Jan 16 09:07:27 2002 Page 1

NYC-WTC_000036833

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NYC-WTC_000036833Source: NYC Law Department, mirrored locally

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