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GCMS analysis results for sample AD25734, Nov 2001

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Laboratory report documenting GCMS analysis of sample AD25734 conducted on November 29, 2001, noting other unknown compounds.

NYC-WTC_000069885–000069895

Folder label: “GCMS Scan X 10/26/01 An 11/7/01

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NYC 9/11 Public Portal Document

Library Search Compound Report

Data File : C:\HPCHEM\1\DATA\NOV1601\25734.D Vial: 20 Acq On : 17 Nov 2001 9:34 am Operator: 2 09 GTkLOS Sample : gc/ms unknown Inst : GC/MS 209 Mise Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Method : C:\HPCHEM\1\METHODS\NP103001.M (RTE Integrator) Title : 209 625/TCLP calibration table Library : C:\DATABASE\NBS75K.L ********************************************************************* Peak Number 2 2-Pentanone, 4-hydroxy-4-methy Concentration Rank 1

R.T. EstConc Area Relative to ISTD R.T. 7.69 2.04 ug/1 360885 1,4-Dichlorobenzene-d4 11.71 Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 2-Pentanon^ 4-hydroxy-4-methyl- 116 C6H12O2 000123-42-2 56 2 2-PropanoX 2-methyl- 74 C4H10O 000075-65-0 17 3 Acetone / 58 C3H6O 000067-64-1 12 4 Morphol;Zne, 4-methyl- 101 C5H11NO 000109-02-4 9 Abundance Scan 288 (7.688 min): 25734.D (-) m/z 43.00 100.00% 43

59 5000

101 7.40 7.60 7.80 8.00 69 83 207 ........'"'I RfTr I 'I""I‘ m/z 59.05 50.84% 20 30 40 50 60 70 80 90 100110120130140150160170180190 200 210 Abundance #64274: 2-Pentanone, 4-hydroxy-4-methyl- 43

5000 ' ' ' I ' ' ' ' I ' ' ' 59 7.40 7.60 7.80 8.00 m/z 101.05 20.96% 27 oo 101 I I J.J,.-..I I83 ,1 • I'»I "'’ 1 >' I I .. .. I . r.-i pm ji-i riy I'"' f'"' I"' 'I TiZz-> 20 30 40 50 60 70 80 90 100110120130140150160170180190 200 210 Abundance #62572: 2-Propanol. 2-methyl- 53

_^4g_^;60_Y80__8t0__ 5000 m/z 58.05 19.68% 41

1 I'''' I ................. I" " r "' r "' I r'" r "' 1' ’" 1" " I nfe-> 20 30 40 50 60 70 80 90 100110 120130 140 1 50160 170180 190 200210 Abundance #62322: Acetone ................. , 43 Y40 ' ' 7.60 ' 7.80 ' ' 8.00

5000 58 27 I' I" I" •' I'". 11.«111.»I i 1111111111" 111 r "' r "' 1" " I" " I" " I ■nfe-> 20 30 40 50 60 70 80 90 100110120130140150160170180190 200 210 7.40 ' 7.OT 7.80 ' ' aOO

25734.D NP103001.M Thu Nov 29 08:56:02 2001 Page 2

NYC-WTC_000069894

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NYC-WTC_000069894Source: NYC Law Department, mirrored locally

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