GCMS analysis results for sample AE08687, April 26, 2002

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GCMS laboratory report for sample AE08687 analyzed on April 26, 2002, by analyst DLV.

NYC-WTC_000048934–000048942

Folder label: “GCMS X 4/11/02 A 4/22/02”

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NYC 9/11 Public Portal Document

Library Search Compound Report Data File : C:\HPCHEM\1\DATA\APR2202\8687.D Vial: 9 Acq On : 22 Apr 2002 5:01 pm Operator: Sample : gc/ms scan 4/11 Inst : 209 Mise Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Method : C:\HPCHEM\1\METHODS\GCMS0412.M (RTE Integrator) Title : 209 625/TCLP calibration table Library : C:\DATABASE\NBS75K.L *********************************** ********************************** Peak Number 1 2-Pentanone, 4-hydroxy-4-methy Concentration Rank 1 R.T. EstConc Area Relative to ISTD R.T. 8.18 5.53 ug/1 641404 1,4-Dichlorobenzene-d4 12.21 Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 2-Pentanome, 4-hydroxy-4-methyl- 116 C6H1202 000123-42-2 50 2 3-Hydroxy -2-pentanone 102 C5H10O2 003142-66-3 9 3 Morpholine, 4-methyl- 101 C5H11NO 000109-02-4 9 4 5 - Hexen- 2 - one 98 C6H10O 000109-49-9 9 Abundance Scan 342 (8.184 min): 8687.D (-) m/z 43.05 100.00% 43 59 5000

101 "' i 1 ' ‘ ■ 1 ‘ 01* i ■ ■ 141 '■ • • ‘ i ■ 7.80 8.00 8.20 8.40 8.60 —384 ,11148 r'53,,11 69 • I • ■ ■ ■ i ■ ■ 1 1 i ‘ 83 ‘ i ' ' 1 ‘ i 1 ■ ■ 1 i 1 m/z 59.05 53.89% miz-> 10 20 30। 40 50 60 70 80 90 100 110 Abundance #64275:2-Pentanone, 4-hydroxy-4-methyl- 43

5000 ’*1*14.4 ITT । ( . 59 7.80 8.00 8.20 8,40 8.60 m/z 101.05 20.79% 15 31 . 101 j...... 1, 11 1 ' ■ ■ I ■ 83 । F[a 1 1 । ] i i ri । i'i r i । ri > I j1! i i i |'i miz-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #1691:3-Hydroxy-2-pentanone 31 59 1 i ■ ■ ‘ ■ i • ■ ■11 *1 ' n ■ 11 ■ i1 7.80 8.00 8.20 8.40 8.60 5000 m/z 58.05 16.45% 45 15 1 ■ i ■ ■ ■ ■ I1'1 1 • | ‘ I '1 , 66 73 84 102 1 [ । ■ * । i * * - • i ■ । । i I । । । > । i ■ । ■ 1 i 1 ' i • ■ iz-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #1640: Morpholine, 4-methyl- 43 7.80 8.00 8.20 8.40 8.60 m/z 41.05 7.94%

5000

15 101 71 [ 27 ---------- 56 ‘ t ■ ■ ■ ‘ I I 1 1 ' ■ i ■ 1 ' 1 I 1 1 1 1 I 1 ' 1 ’ I 1 ' ‘ i ‘ '■ I 1 ' ' ' l * ‘ ‘ ‘ I • 1’710 । i । । r /z—> 10 20 30 40 50 60 70 80 90 100 110 7.80 8.00 8.20 8.40 8.60

NYC-WTC_000048941

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NYC-WTC_000048941Source: NYC Law Department, mirrored locally

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NYC-WTC_000048973

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