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GCMS analysis results for sample AE08425, May 2002

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Laboratory report documenting GCMS analysis of sample AE08425 conducted on May 6, 2002, including surrogate recovery data.

NYC-WTC_000048148–000048168

Folder label: “GCMS X 4/9/02 A 4/19/02

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NYC 9/11 Public Portal Document

Quantitation Report (QT Reviewed)

Data File C:\MSDCHEM\l\DATA\020419\08425.D Vial: 12 Acq On 19 Apr 2002 6:58 pm Operator: Nefliu Sample sample Inst Instrumen Mise Multiplr: 1.00 MS Integration Params: EVENTS.E Quant Time: Apr 22 15:50:52 2002 Quant Results File: SCAN020418.RE

Quant Method : C:\MSDCHEM\1\METHODS\SCAN020418.M (Chemstation Integrator) Title : Method 508 GC/MS Scan Last Update : Mon Apr 22 08:00:39 2002 Response via : Initial Calibration DataAcq Meth : 508SCAN1

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

1) 1,4-Dichlorobenzene-d4 11.37 152 10183316 40.00 ug/1 -0.05 10) Naphthalene-d8 16.54 136 38926835 40.00 ug/1 -0.07 17) Acenaphthene-dlO 24.46 164 21344070 40.00 ug/1 -0.06 30) Phenanthrene-diO 31.72 188 32021176 40.00 ug/1 -0.06 38) Chrysene-dl2 39.93 240 23040740 40.00 ug/1 -0.08 44) Perylene-dl2 43.16 264 16096085 40.00 ug/1 -0.04 System Monitoring Compounds 27) TCMX 27.54 207 831882 6.27 ug/1 -0.07 Spiked Amount 10.000 Recovery = 62.70%

Target Compounds 2 Qvalue 13) bis(2-Chloroethoxy) methan 16.52 93 -149 Below Cal # 1 35) Di-n-butylphthalate 34.80 149 172703 0.15 ug/1 97

(#) = qualifier out of range (m) = manual integration (+) = signals summed 08425.D SCAN020418.M Fri May 03 09:06:23 2002 Page 1

NYC-WTC_000048150

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NYC-WTC_000048150Source: NYC Law Department, mirrored locally

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