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GCMS comments for sample AD30484, Jan 2002

Machine-extracted title · confidence 100%

Laboratory notes regarding GCMS scan results and recovery rates for sample AD30484 dated January 24, 2002.

NYC-WTC_000017940–000017948

Folder label: “GCMS X 12/14/01 A 12/31/01

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Scanned page image, NYC-WTC_000017945
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NYC 9/11 Public Portal Document

LSC Area Percent Report

* Data File : C:\HPCHEM\l\DATA\DEC3101\30484.D Vial: 8 Acq On : 31 Dec 2001 5:47 pm Operator: 209 GALOS Sample : gems scan 12/14 Inst : GC/MS 209 Mise Multiplr: 1.00 MS Integration Params: LSCINT.P

Method : C:\HPCHEM\1\METHODS\GCMS1126.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 7.609 275 279 293 rBV 297573 881184 12.92% 2.631% 2 11.676 717 722 740 rBV 1896852 4924856 72.19% 14.703% 3 15.275 1109 1114 1134 rBV 2309872 6278333 92.03% 18.744% 4 20.562 1683 1690 1703 rBV 2655815 6822200 100.00% 20.367% 5 24.987 2165 2172 2212 rBV2 2035563 6493737 95.19% 19.387%

6 30.064 2720 2725 2741 rVB 352164 821405 12.04% 2.452% 7 33.029 3041 3048 3068 rBV 1499767 4417603 64.75% 13.188% 8 37.124 3486 3494 3521 rBV2 755159 2856694 41.87% 8.528%

Sum of corrected areas: 33496012

30484.D GCMS1126.M Wed Jan 16 08:26:03 2002

NYC-WTC_000017945

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NYC-WTC_000017945Source: NYC Law Department, mirrored locally

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