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GCMS analysis results for sample AE10022, May 2002

Machine-extracted title · confidence 90%

Laboratory report documenting GCMS analysis of sample AE10022 conducted on May 14, 2002, identifying unknown compounds.

NYC-WTC_000044156–000044165

Folder label: “GCMS X 4/26/02 A 5/8/02

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NYC 9/11 Public Portal Document 9L IC V —CwCU)

Data File C:\MSDCHEM\l\DATA\020507\10022 .D Vial: 21 Acq On 8 May 2002 7:50 am Operator: Nefliu t Sample sample Inst Instrumen Mise Multiplr: 1.00 MS Integration Params: Iscint.e Quant Time: May 09 09:48:08 2002 Quant Results File: SCAN020507.RE Quant Method : C:\MSDCHEM\1\METHODS\SCAN020507.M (RTE Integrator) Title : Method 508 GC/MS Scan Last Update : Thu May 09 09:21:01 2002 Response via : Initial Calibration DataAcq Meth : 508SCAN1 Internal Standards R.T. Qlon Response Cone Units Dev(Min) 1) 1,4-Dichlorobenzene-d4 11.38 152 541037 40.00 ug/1 -0.01 10) Naphthalene-d8 16.53 136 2062548 40.00 ug/1 -0.04 17) Acenaphthene-diO 24.46 164 1096880 40.00 ug/1 -0.02 30) Phenanthrene-diO 31.72 188 1865576 40.00 ug/1 -0.02 38) Chrysene-dl2 39.93 240 1477816 40.00 ug/1 -0.05 44) Perylene-dl2 43.15 264 962405 40.00 ug/1 -0.03 System Monitoring Compounds 27) TCMX 27.55 207 64815 7.40 ug/1 -0.03 Spiked Amount 10.000 Recovery = 74.00% Target Compounds Qvalue 35) Di-n-butylphthalate 34.81 149 10417 0.18 ug/1 85 43) Bis(2-ethylhexyl)phthalate 40.52 149 49626 1.57 ug/1 83

(#) = qualifier out of range (m) = manual integration (+) = signals summed 10022.D SCAN020507.M Thu May 09 09:49:34 2002 Page 1

NYC-WTC_000044158

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NYC-WTC_000044158Source: NYC Law Department, mirrored locally

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