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GCMS blank analysis for sample AE06412, April 2002

Machine-extracted title · confidence 100%

Blank check results showing below method detection limits for volatile organic compounds in sample AE06412 on April 5, 2002.

NYC-WTC_000039655–000039663

Folder label: “GCMS X 3/19/02 A 4/5/02

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OCR status: ok · source: pdftotext

NYC 9/11 Public Portal Document

LSC Area Percent Report

Data File C:\HPCHEM\1\DATA\APR0 4 0 5\LB.D Vial: 3 Acq On 5 Apr 2002 11:57 am Operator: Sample gc/ms scan 3/19 Inst : GC/MS 2 09 Mise Multiplr: 1.00 MS Integration Params: LSCINT.P

Method : C:\HPCHEM\1\METHODS\GCMS0408.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 8.224 342 346 359 rBV 35964 89488 2.46% 0.546% 2 12.245 779 784 806 rBV 994916 2496511 68.53% 15.233% 3 14.843 1062 1067 1074 rVB 51752 100229 2.75% 0.612% 4 15.880 1174 1180 1198 rBV 1540166 3235271 88.81% 19.740% 5 21.187 1752 1758 1772 rBV 1800081 3643116 100.00% 22.229%

6 25.630 2235 2242 2254 rBV2 1602206 3372763 92.58% 20.579% 7 30.707 2790 2795 2803 rVB 170605 329371 9.04% 2.010% 8 33.690 3110 3120 3138 rBV 820184 1859927 51.05% 11.349% 9 33.901 3138 3143 3150 rVB 43112 98319 2.70% 0.600% 10 37.932 3575 3582 3599 rBV2 392438 1164165 31.96% 7.103%

Sum of corrected areas: 16389160

LB. D GCMS0408.M Wed Apr 10 12:24:28 2002

NYC-WTC_000039659

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NYC-WTC_000039659Source: NYC Law Department, mirrored locally

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