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GCMS blank analysis results for sample AE00327, Jan 2002

Machine-extracted title · confidence 100%

Laboratory report documenting GCMS blank analysis to verify system cleanliness during January 10-11, 2002 testing.

NYC-WTC_000051179–000051191

Folder label: “GCMS X 1/8/02 A 1/10/02

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Scanned page image, NYC-WTC_000051182
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OCR status: ok · source: pdftotext

NYC 9/11 Public Portal Document

Lot area Percent Keporc

Data File : C:\MSDCHEM\1\5973N\02JAN10\0108B.D Vial: 1 ' Acq On : 10 Jan 2002 12:21 pm Operator: Sample : lab blank ext 1/8 Inst : Instrumen Mise : January 10, 2002 Multiplr: 1.00 MS Integration Params: LSCINT.P

Method : C:\MSDCHEM\1\METHODS\METHODS\SCAN508.M (RTE Integrator) Title : 508 scan method Smoothing : OFF Filtering: 5 Sampling : 2 Min Area: 100 Area counts Start Thrs: 0.2 Max Peaks: 20 Stop Thrs : 0 Peak Location: TOP

If leading or trailing edge 100 prefer < Baseline drop else tangent > Peak separation: 5

Signal : TIC

peak R.T. first max last PK peak corr. corr. % of # min scan scan scan TY height area % max. total

1 3.602 17 20 25 rVB 27177 38350 0.36% 0.065% 2 4.846 123 129 139 rBV6 13838 38311 0.36% 0.065% 3 5.006 139 143 147 rBV 21665 34993 0.33% 0.059% 4 5.885 217 220 237 rBV 647787 1371004 12.86% 2.328% 5 9.550 539 541 547 rBV2 12274 29756 0.28% 0.051%

6 9.641 547 549 551 rW2 12577 26895 0.25% 0.046% 7 9.710 551 555 561 rW 3139130 6155789 57.75% 10.452% 8 9.847 561 567 577 rVB 17626 59107 0.55% 0.100% 9 12.541 799 803 807 rVB 33719 53636 0.50% 0.091% 10 13.192 855 860 865 rBV 4707159 8730576 81.91% 14.823%

11 18.341 1305 1311 1315 rBV 4989764 9599983 90.07% 16.299% 12 19.985 1451 1455 1459 rW3 10967 26619 0.25% 0.045% 13 22.280 1651 1656 1661 rVB 39774 73216 0.69% 0.124% 14 22.645 1681 1688 1693 rBV2 4743790 10638898 99.81% 18.063% 15 22.771 1695 1699 1715 rW 58405 177040 1.66% 0.301%

16 24.849 1877 1881 1897 rVB 19061 39327 0.37% 0.067% 17 27.726 2129 2133 2139 rW 856514 1507843 14.15% 2.560% 18 30.500 2369 2376 2381 rBV 4360167 10658846 100.00% 18.097% 19 31.105 2425 2429 2445 rVB 250181 759192 7.12% 1.289% 20 34.416 2713 2719 2747 rW 3675941 8878999 83.30% 15.075%

Sum of corrected areas: 58898380

108B.D SCAN508.M Fri Jan 11 10:09:14 2002 Page 1

NYC-WTC_000051182

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NYC-WTC_000051182Source: NYC Law Department, mirrored locally

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