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GCMS calibration data for sample AE07109, April 2002

Machine-extracted title · confidence 90%

Calibration table excerpt from GCMS analysis of sample AE07109 showing surrogate recovery data from April 19, 2002.

NYC-WTC_000043514–000043519

Folder label: “GCMS X 4/23/02 A 4/24/02

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NYC 9/11 Public Portal Document

LSC Area Percent Report

Data File : C : \HPCHEM\ 1 \DATA\APR18027109.D Vial: 28 Acq On : 19 Apr 2002 4:36 pm 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 12.212 775 781 793 rBV 1532636 3586827 67.86% 13.880% 2 15.847 1171 1177 1194 rBV 2299274 4658273 88.14% 18.026% 3 21.153 1748 1755 1770 rBV 2563685 5285302 100.00% 20.452% 4 23.283 1978 1987 1993 rBV 154568 304932 5.77% 1.180% 5 25.597 2231 2239 2249 rBV2 2315090 5107851 96.64% 19.765%

6 33.648 3109 3116 3134 rBV2 1660934 3804995 71.99% 14.724% 7 33.859 3134 3139 3152 rVB 91398 202134 3.82% 0.782% 8 37.880 3568 3577 3598 rBV2 964942 2891964 54.72% 11.191%

Sum of corrected areas: 25842278

7109.D GCMS0419.M Mon Apr 22 08:34:29 2002

NYC-WTC_000043517

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NYC-WTC_000043517Source: NYC Law Department, mirrored locally

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