GCMS analysis results for sample AE01142, Feb 2002

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Laboratory report documenting GCMS analysis of sample AE01142 conducted on February 27, 2002.

NYC-WTC_000003523–000003542

Folder label: “GCMS X 1/20/02 A 2/25/02”

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NYC 9/11 Public Portal Document

Data File : C:\MSDCHEM\1\5973N\02FEB25\01142.D Vial: 8 Acq On : 25 Feb 2002 5:01 pm Operator: • ■ Sample : 508 scan Inst : Instrumen Mise : February 25, 2002 Multiplr: 1.00 MS Integration Params: LSCINT.P

Quant Method : C:\MSDCHEM\l..-\HP022102.M (RTE Integrator) Title : 508 scan method Library : C:\DATABASE\WILEY7N.L ********************************************************************* Peak Number 2 Butanoic acid, methyl ester... Concentration Rank 4

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

3.62 0.14 ug/L 60193 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 83 3 Butanoic acid, methyl ester 102 C5H10O2 000623-42-7 83 4 Butanoic acid, methyl ester (CAS... 102 C5H10O2 000623-42-7 83 Abundance Scan 22 (3.622 min): 01142. D (-) m/ z 74.00 100.00% 43 74

5000 59 87 4 3.50 3.60 3.70 3.80 3.90 4.00

mfe-> 01 ‘ ‘ i 1 ■ 1 ■ i ‘ 10 20 ■ i ‘ 30 ■ r 40 50 60 -1- 70 T-T—f-r-T ' 1 I 1 1 1 1 I 1 1 ' 1 I 80 90 100 110 m/ Z 43.10 99.11% Abundance #9228: Butanoic acid, methyl ester (CAS) $$ Methyl butyrat... 43 74

5000 59 87 A I ■ ' T'' ' fP N. f 3.50 3.60 3.70 3.80 3.90 4.00 m/z 71.00 80.11% 102 0- ' ■ i 1 1 ' ' i 1 ' ' ■ i ■ ■ ■ ■ i .. I..I... I. ■ ‘ i 1 1 ' 1 i ■ ■ ■ ■ i 1 ' ' ' i

m/z-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #9217: Butanoic acid, methyl ester 43 74 ________ A ‘ I’’ ■ ■ i1" r i ‘ ‘ * । ■i 3.50 3.60 3.70 3.80 3.90 4.00 5000 m/ z 41.10 28.41% 27 59 87 33 102 0- 1 i 1 ' 1 ■ i ■ ■ ' ■ i i I'1 1 । 1 ' ■ I ■ - ■ • । i ■ • । ■ 1 ■ ■ i • ■ • > i•i ■ ■ ■ t m/z-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #9218: Butanoic acid, methyl ester 43 3.50 3.60 3.70 3.80 3.90 4.00 74 m/ z 59.00 28.41%

5000 27 15 59 87 33 102 o 1 1 i ■ ■ 1 ■ i ' ■ 1 ■ i r■ ■ 1 i - ■ ' i 1 1 ■ i ■ ' ' 1 i 11 1 ' r1 ■ 1 ■ i 1111' r ' ■' i'''11 m/z-> 10 20 30 40 50 60 70 80 90 100 110 3.50 3.60 3.70 3.80 3.90 4.00

31142.D HP022102.M Tue Feb 26 08:30:34 2002 Page 4

NYC-WTC_000003530

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