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GCMS blank analysis results, April 2002

Machine-extracted title · confidence 100%

Laboratory report showing non-detect levels for various organic compounds in a GCMS blank sample from April 2002.

NYC-WTC_000058898–000058906

Folder label: “GCMS X 3/8/02 A 3/30/02

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Scanned page image, NYC-WTC_000058902
OCR text

OCR status: ok · source: pdftotext

NYC 9/11 Public Portal Document

LSC Area Percent Report

Data File : C:\HPCHEM\1\DATA\MAR3OO2\LBB.D Vial: 26 Acq On : 30 Mar 2002 5:45 pm Operator: Sample : gc/ms scan 3/8 Inst : GC/MS 209 Mise : Multiplr: 1.00 MS Integration Params: LSCINT.P

Method : C:\HPCHEM\1\METHODS\GCMS0308.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 8.136 334 337 343 rBV 17522 39381 1.13% 0.253% 2 12.249 779 785 801 rBV 1002679 2369104 68.05% 15.203% 3 15.885 1175 1181 1198 rBV 1505494 3072669 88.26% 19.719% 4 21.191 1752 1759 1775 rBV 1723728 3481278 100.00% 22.341% 5 25.634 2236 2243 2254 rBV2 1527081 3183399 91.44% 20.429%

6 25.772 2254 2258 2270 rVB 11391 35434 1.02% 0.227% 7 30.711 2791 2796 2807 rVB 209348 408167 11.72% 2.619% 8 33.694 3111 3121 3139 rBV 803562 1813990 52.11% 11.641% 9 37.936 3575 3583 3602 rBV2 391806 1179229 33.87% 7.568%

Sum of corrected areas: 15582651

LBB.D GCMS0308.M Tue Apr 02 15:40:33 2002

NYC-WTC_000058902

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NYC-WTC_000058902Source: NYC Law Department, mirrored locally

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