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GCMS Method 508 sample analysis results, April 9 2002

Machine-extracted title · confidence 100%

Gas chromatography mass spectrometry analysis of environmental samples collected March 18.

NYC-WTC_000060238–000060245

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)

Data File : C:\MSDCHEM\l\DATA\020409\6337.D Vial: 6 Acq On : 9 Apr 2002 7:49 pm Operator: McLean Sample : 3/18 Inst : Instrumen Mise Multiplr: 1.00 MS Integration Params: EVENTS.E Quant Time: Apr 26 13:25:30 2002 Quant Results File: SCANAPR0902. Quant Method : C:\MSDCHEM\1...\SCANAPR0902. M (Chemstation Integrator) Title : Method 508 GC/MS Scan Last Update : Fri Apr 26 13:24:19 2002 J Response via : Initial Calibration 1/ DataAcq Meth : 508SCAN1

Internal Standards R.T. Qlon Response Cone Units Dev(Min) 1) 1,4-Dichlorobenzene-d4 10.67 152 4728763 40.00 ug/1 0.00 10) Naphthalene-d8 15.78 136 17'850310 40.00 ug/1 0.00 17) Acenaphthene-dlO 23.67 164 10216969 40.00 ug/1 0.00 30) Phenanthrene-dlO 30.91 188 16515573 40.00 ug/1 0.00 38) Chrysene-dl2 39.10 240 13006455 40.00 ug/1 -0.01 44) Perylene-dl2 42.31 264 6615564 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-DDD 36.62 235 547528 2.64 ug/ml 0.00 Spiked Amount Recovery Target Compounds Qvalue

(#) = qualifier out of range (m) = manual integration (+) = signals summed 6337.D SC7kNAPR0902 .M Fri Apr 26 13:27:50 2002 Page 1

NYC-WTC_000060238

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NYC-WTC_000060238Source: NYC Law Department, mirrored locally

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