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GCMS analysis results for sample AD31673, Jan 28 2002

Machine-extracted title · confidence 100%

Laboratory report showing GCMS analysis of sample AD31673 including unknown compounds and surrogate recovery data.

NYC-WTC_000050053–000050065

Folder label: “GCMS X 1/3/02 A 1/17/02

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Scanned page image, NYC-WTC_000050055
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NYC 9/11 Public Portal Document Quanuiuauion Report (NOC Revzewed)

Data File : C:\MSDCHEM\1\5973N\02JAN17\31673.D Vial: 8 ' Acq On : 17 Jan 2002 8:39 pm Operator: Sample : 508 scan Inst : Instrumen Mise : January 17, 2002 Multiplr: 1.00 MS Integration Params: SPLIT.P Quant Time: Jan 22 08:30:20 2002 Quant Results File: SCAN508.RES Quant Method : C:\MSDCHEM\1...\SCAN508 .M (RTE Integrator) Title : 508 scan method Last Update : Fri Jan 11 13:20:07 2002 Response via : Initial Calibration DataAcq Meth : SCANS08

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

1) 1,4-Dichlorobenzene-d4 9.71 152 1160576 20.00 ug/L 0.00 10) Naphthalene-d8 13.19 136 4953557 20.00 ug/L -0.02 17) Acenaphthene-dl0 18.34 164 2615115 20.00 ug/L -0.01 2 9) Phenanthrene-dl0 22.65 188 4307518 20.00 ug/L -0.02 38) Chrysene-dl2 30.50 240 3749211 20.00 ug/L -0.01 44) Perylene-dl2 34.42 264 2785342 20.00 ug/L 0.00 System Monitoring Compounds 37) 2,4-DDD 27.73 235 310447 4.56 ug/L 0.00 Spiked Amount 5.000 Recovery = 91.20% Target Compounds Qvalue 20) Dimethylphthalate 18.34 163 417175 2.42 ug/L + 56 21) 2,6-Dinitrotoluene 18.34 165 336105 9.98 ug/L # 17 35) Di-n-butylphthalate 24.85 149 100680 0.36 ug/L 99 42) Bis(2-ethylhexyl)phthalate 31.11 149 20723 0.66 ug/L 95

(#) = qualifier out of range (m) = manual integration 31673.D SCAN508.M Tue Jan 22 08:30:21 2002 Page 1

NYC-WTC_000050055

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NYC-WTC_000050055Source: NYC Law Department, mirrored locally

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