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DEP GCMS unknown compounds report, Mar 2002

Machine-extracted title · confidence 95%

GCMS analysis report dated March 6, 2002, listing other unknown compounds and surrogate recovery data for a different sample.

NYC-WTC_000003762–000003774

Folder label: “GCMS X 1/25/02 A 2/26/02

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Scanned page image, NYC-WTC_000003767
OCR text

OCR status: ok · source: pdftotext

NYC 9/11 Public Portal Document

Data File : C:\HPCHEM\1\DATA\FEB2502\1803.D Vial: 29 Acq On : 26 Feb 2002 5:30 pm Operator: Sample : gc/ms scan 1/25 fb Inst : GC/MS 209 Mise Multiplr: 1.00 MS Integration Params: LSCINT.P

Method : C:\HPCHEM\1\METHODS\GCMS0208.M (RTE Integrator) Title : 209 625/TCLP calibration table Smoothing : OFF Filtering: 5 Sampling : 1 Min Area: 1 % of largest Peak Start Thrs: 0.2 Max Peaks: 100 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 peak peak % of # min scan scan scan TY height area % max. total

1 12.321 787 793 804 rBV 551611 1440668 71.87% 14.315% 2 15.956 1183 1189 1207 rBV 871315 1890140 94.30% 18.781% 3 21.271 1761 1768 1786 rBV 950393 2004426 100.00% 19.917% 4 25.715 2246 2252 2264 rBV2 837635 1846429 92.12% 18.347% 5 30.791 2800 2805 2813 rVB 103996 203012 10.13% 2.017%

6 33.784 3124 3131 3145 rVB2 582273 1389689 69.33% 13.808% 7 37.465 3525 3532 3541 rBV 11802 38120 1.90% 0.379% 8 38.053 3588 3596 3612 rBV2 349831 1075568 53.66% 10.687% 9 38.944 3686 3693 3701 rBV3 13395 55577 2.77% 0.552% 10 40.734 3880 3888 3899 rBV4 12753 66732 3.33% 0.663%

11 42.964 4120 4131 4132 rBV2 7521 25737 1.28% 0.256% 12 45.783 4432 4438 4450 rVB5 5249 28009 1.40% 0.278%

Sum of corrected areas: 10064107

1803.D GCMS0208.M Thu Feb 28 11:53:51 2002

NYC-WTC_000003767

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NYC-WTC_000003767Source: NYC Law Department, mirrored locally

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