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GCMS Method 508 sample analysis results, April 9 2002

Machine-extracted title · confidence 100%

Gas chromatography mass spectrometry analytical results for environmental samples collected March 18.

NYC-WTC_000060260–000060266

Folder label: “GCMS X 3/18/02 A 4/8/02

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NYC 9/11 Public Portal Document

Quantitation Report (QT Reviewed)

Lata File C:\MSDCHEM\l\DATA\020409\6340.D Vial: 9 Acq On 9 Apr 2002 10:37 pm Operator: McLean Sample 3/18 Inst : Instrumen Mise Multiplr: 1.00 MS Integration Params: EVENTS.E Quant Time: Apr 26 13:31:46 2002 Quant Results File: SCANAPR0902.R

Quant Method : C:\MSDCHEM\1...\SCANAPR0902. M (Chemstation Integrator) Title : Method 508 GC/MS Scan Last Update : Fri Apr 26 13:24:19 2002 Response via : Initial Calibration DataAcq Meth : 508SCAN1

Internal Standards R.T. Qlon Response Cone Units Dev(Min) 1) 1,4-Dichlorobenzene-d4 10.67 152 4901848 40.00 ug/1 0.00 10) Naphthalene-d8 15.78 136 18505370 40.00 ug/1 0.00 17) Acenaphthene-dlO 23.67 164 10546234 40.00 ug/1 0.00 30) Phenanthrene-dlO 30.91 188 17119829 40.00 ug/1 0.00 38) Chrysene-dl2 39.11 240 13656901 40.00 ug/1 -0.01 44) Perylene-dl2 42.31 264 6782855 40.00 ug/1 0.00 System Monitoring Compounds 27) TCMX 0.00 207 0 0.00 ug/1 Spiked Amount 4.000 Recovery = 0.00% 37) 2,4-DDL 36.62 235 493460 2.29 ug/ml 0.00 Spiked Amount 0 Recovery - Target Compounds Qvalue

(#) = qualifier out of range (m) = manual integration (+) = signals summed 6340.D SCANAPR0902.M . Fri Apr 26 13:32:49 2002 Page 1

NYC-WTC_000060260

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NYC-WTC_000060260Source: NYC Law Department, mirrored locally

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