GCMS analysis results for sample AE00615, Feb 2002

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Laboratory report showing GCMS analysis results for sample AE00615 conducted on February 1, 2002.

NYC-WTC_000051624–000051641

Folder label: “GCMS X 1/9/02 A 1/29/02”

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NYC 9/11 Public Portal Document

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Data File : C: \MSDCHEM\1\5973N\02JAN29\00615.D Vial: 4 ' Acq On : 29 Jan 2002 5:09 pm Operator: Sample : 508 scan Inst : Instrumen Mise : January 29, 2002 Multiplr: 1.00 MS Integration Params: LSCINT.P

Quant Method : C:\MSDCHEM\l..-\SCAN508.M (RTE Integrator) Title : 508 scan method Library : C:\DATABASE\WILEY7N.L

Peak Number 1 Butanoic acid, methyl ester... Concentration Rank 8 R.T. EstConc Area Relative to ISTD R.T. 3.60 0.14 ug/L 63318 1,4-Dichlorobenzene-d4 9.72 Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 Butanoic acid, methyl ester (CAS... 102 C5H10O2 000623-42-7 83 2 Butanoic acid, methyl ester 102 C5H10O2 000623-42-7 78 3 Butanoic acid, methyl ester (CAS... 102 C5H10O2 000623-42-7 78 4 Butanoic acid, methyl ester 102 C5H10O2 000623-42-7 78 Abundance Scan 20 (3.602 min): 00615.D (-) m/z 43.10 100.00% 43 74

5000 59 87 Mumpyr rM (N 111" T ■ | ' 1 ' | l 1 • > | । 1 ■ ■ 51 1.. 1 r ■ ‘ ■ i ■ ■ ■ ■ i ■ ■ ■ l । 1 ■ ■ ■ i ■ ■ ■ ■ । 3 50 3.60 3.70 3.80 3.90 4.00 m/ z 74.00 82.16% n/z-> 10 20 40 30 50 60 70 80 90 100 110 Abundance #9220: Butanoic acid, methyl ester (CAS) $$ Methyl butyrat... 43 74 15 5000 27 IT 11111111" ।■1 ■ ■ । 3.50 3.60 3.70 3.80 3.90 4.00 59 m/z 71.10 61.79% 87 33 ----------- ............. 1.............. 102 ■ ■ । 1 ■ ' 1 । 1 1 ■ ■ । ■ ■ ■ ■ । m/z--> 10 20 30 40 50 60 70 80 90 100 110 Abundance #9219: Butanoic acid, methyl ester 48 74 3 50 3.60 3.70 3.80 3.90 4.00 5000 27 m/z41.10 34.64% 15 59 87 33 38 | 102 1 ' i ' ' ' r i ' 1 1 ■ i ■ ■ 1 1 I 1 1 ITn 1 1 | 1 ' TIIt ' ' i ' ' ' ■ i ' ' 1 ' i ' ' ' ' i /z-> 10 20 30 40 50 60 80 90 100 110 Abundance 70 #9227: Butanoic acid, methyl ester (CAS) $$ Methyl butyrat... A "‘III 43 74 3.50 3.60 3.70 3.80 3.90 4.00 m/ z 59.00 25.45%

5000 N 59 87

1 1 i ■ ' 1 1 1 1 1 1 1 1 1 1 1 1 r +‘r ' i ■ ■ ■ ■ i ■ ■ ■ 69 ■ 'i ....... 102 1 ■ i ■''11' ■' ■ i11 ‘ib * ■' i'' • • i si ■ ■ i /z-> 10 20 30 40 50 60 70 80 90 100 110 3.50 3.60 3.70 3 80 3.90 4.00

)0615.D SCAN508.M Wed Jan 30 09:02:20 2002 Page 3

NYC-WTC_000051630

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