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Method 509 reference document, February 1992

Machine-extracted title · confidence 95%

Reference document describing Method 509 procedures for laboratory analysis, dated February 14, 1992.

NYC-WTC_000024748–000024757

Folder label: “GCMS X 5/14/02 A 5/17/02

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NYC 9/11 Public Portal Document Quantitation Report (QT Reviewed) Data File : C:\MSDCHEM\1\DATA\020516\0514LB.D Vial: 5 Acq On : 16 May 2002 1:19 pm Operator: Nefliu Sample : 05/14 lab blk Inst Instrumen Mise : Multiplr: 1.00 MS Integration Params: rteint.e Quant Time: May 17 10:34:33 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 16 14:49:15 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 313829 40.00 ug/1 -0.01 10) Naphthalene-d8 16.53 136 1195146 40.00 ug/1 -0.04 17) Acenaphthene-diO 24.46 164 635570 40.00 ug/1 -0.02 30) Phenanthrene-diO 31.72 188 1090325 40.00 ug/1 -0.02 38) Chrysene-dl2 39.93 240 866788 40.00 ug/1 -0.05 44) Perylene-dl2 43.15 264 504842 40.00 ug/1 -0.03

System Monitoring Compounds 27) TCMX 27.55 207 159474 31.41 ug/1 -0.02 Spiked Amount 40.000 Recovery 78.53% Target Compounds Qvalue

(#) = qualifier out of range (m) = manual integration (+) = signals summed 0514LB.D SCAN020507.M Fri May 17 10:35:58 2002 Page 1

NYC-WTC_000024749

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NYC-WTC_000024749Source: NYC Law Department, mirrored locally

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