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GCMS calibration data for sample LBA, April 2002

Machine-extracted title · confidence 90%

Calibration table excerpt from GCMS analysis of sample LBA showing surrogate recovery data from April 19, 2002.

NYC-WTC_000043524–000043529

Folder label: “GCMS X 3/26/02 No Analyses

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Scanned page image, NYC-WTC_000043527
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NYC 9/11 Public Portal Document

LSC Area Percent Report

Data File : C:\HPCHEM\l\DATA\APR1802\LBA.D Vial: 16 Acq On : 19 Apr 2002 2:36 am Operator: Sample : GC/MS SCAN 3/26 Inst : 209 Mise Multiplr: 1.00 MS Integration Params: LSCINT.P

Method : C:\HPCHEM\1\METHODS\GCMS0419.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 12.208 775 780 802 rBV 1492192 3748275 69.01% 14.077% 2 15.843 1170 1176 1193 rBV 2301681 4809038 88.55% 18.061% 3 21.150 1747 1754 1773 rBV 2631763 5431154 100.00% 20.398% 4 23.289 1980 1987 1993 rBV 163209 329836 6.07% 1.239% 5 25.593 2231 2238 2249 rBV 2523299 5213223 95.99% 19.579%

6 33.644 3108 3115 3134 rBV2 1721587 3979116 73.26% 14.944% 7 37.876 3567 3576 3595 rBV2 1040083 3115410 57.36% 11.701%

Sum of corrected areas: 26626052

LBA.D GCMS0419.M Mon Apr 22 08:34:37 2002

NYC-WTC_000043527

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NYC-WTC_000043527Source: NYC Law Department, mirrored locally

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