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GCMS analysis results for sample AE10020, May 2002

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Laboratory report documenting GCMS analysis of sample AE10020 conducted on May 14, 2002, identifying unknown compounds.

NYC-WTC_000044132–000044143

Folder label: “GCMS X 4/26/02 A 5/8/02

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NYC 9/11 Public Portal Document

Data File C:\MSDCHEM\l\DATA\020507\10020.D Vial: 19 Acq On 8 May 2002 5:52 am Operator: Nefliu Sample sample Inst Instrumen Mise Multiplr: 1.00 MS Integration Params: rteint.e

Quant Method : C:\MSDCHEM\1\METHODS\SCAN020507.M (RTE Integrator) Title : Method 508 GC/MS Scan Library : C:\DATABASE\nist98.1

Peak Number 1 3-Buten-2-ol, 2-methyl- Concentration Rank 2

R.T. EstConc Area Relative to ISTD R.T.

5.01 3.96 ug/1 356947 1,4-Dichlorobenzene-d4 11.38

Hit# of 5 Tentative ID MW MolForm CAS# Qual U1 3-Buten-2-ol, 2-methyl- 86 C5H10O 000115-18-4 50 2 Pn panoic acid, 2-methyl-, anhyd... 158 C8H14O3 000097-72-3 50 3 B anoic acid, 2-propenyl ester 128 C7H1202 002051-78-7 43 4 1-Hexene, 4,5-dimethyl- 112 C8H16 016106-59-5 42 Abundance Scan 328 (5.006 min): 10020.D (-323) (-) m/ z 43.10 100.00% 43 69

5000 55 . । . ■ 1 . l ■ r . . | ii i i । . i-'i । IT 4.60 4.80 5.00 5.20 5.40 —IT 41+4 1 . । 87 ................... > ■ . . । ■ . > ■ । . . . . । 215 . t . . . . t . > ■ ■ । . . . . । . m/z 41.10 76.58% n/z— > 20 40। 60 80 100 120 140 160 180 200 220 Abundance #114555: 3-Buten-2-ol, 2-methyl- 43 71

5000 59 4.60 4.80 5.00 5.20 5.40 27 m/z 69.10 71.40% 15 . J, 1 1 1 ..... 1 T —l 4 86 I' । i ■ ' ■ . . । . i ' . ■ ■ i ' ■ । 1 I 1 1 1 < I । 1 । > I 1 1 । । I > n/z-> 20 40 60 80 100 120 140 160 180 200 220 Abundance #109336: Propanoic acid, 2-methyl-, anhydride 43 ' I ' 1 1 1 I ' ' ' 1 1 1 PP mper r r i 4.60 4.80 5.00 5.20 5.40 5000 71 m/z 71.05 66.71% 27

.1 .■ .। 11ili 1 1 Jl, 55 .1 I1 1 1 n"1 1 88 m/z-> 20 40 60 80 100 120 140 160 180 200 220 Abundance #6318: Butanoic acid, 2-propenyl ester IInBdnmmTuu 43 71 4.60 4.80 5.00 5.20 5.40 m/z 55.10 34.58% 5000 27

15 ,i i 57 89 100 113 128 d4 I 11 Allp, , 1, . r ,r . I .... I .... I . I .. I I I I I | -J—I—r-> | I n" I i i 1* -i । -i-r- r i -| i Fuu’l I 10"T7 Tin r r T)/z-> 20 40। 60 80 100 120 140 160 180 200 220 4.60 4.80 5.00 5.20 5.40

10020.D SCAN020507 .M Tue May 14 08:44:21 2002 Page 3

NYC-WTC_000044138

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NYC-WTC_000044138Source: NYC Law Department, mirrored locally

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