GCMS analysis results for sample AE00616, Feb 2002

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Laboratory report showing GCMS analysis results for sample AE00616 conducted on February 1, 2002.

NYC-WTC_000051642–000051659

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\00616.D vial: 5 Acq On : 29 Jan 2002 5:59 pm Operator: Sample : 508 scan Inst : Instrumen Mise : January 29, 2002 Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Method : C:\MSDCHEM\1... \SCAN508.M (RTE Integrator) Title : 508 scan method Library : C:\DATABASE\WILEY7N.L ********************************************************************* Peak Number 2 2-Butenal, 3-methyl- $$ Cro... Concentration Rank 7

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

4.83 0.19 ug/L 103659 1,4-Dichlorobenzene-d4 9.71 Hit# of 5 Tentative ID MW MolForm . CAS# Qual

1 2-Butenal, 3-methyl- $$ Crotonal. . . 84 C5H80 000107-86-8 72 M A 2 2-Butenal, 3-methyl- (CAS) $$ 3-... 84 C5H80 000107-86-8 72 C3 Furan, 2,3-dihydro-4-methyl- (CA. . . 84 C5H8O 034314-83-5 64 (X 4 2-Butenal, 2-methyl-, (E)- (CAS)... 7— --------------------------------------------------------------------- 84 C5H8O 000497-03-0 50 Abundance Scan 128 (4.835 min): 00616.D (-) m/ z 84.05 100.00% 84

55 5000 41 59

4.40 4.60 4.80 5.00 5.20 ' 51 69 - <' I'''' I'''' I'''' I'' +H+L II’T m/z 55.10 57.07% m/z-> 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 Abundance #3222:2-Butenal, 3-methyl- $$ Crotonaldehyde, 3-methyl- $... 8|4 55

5000 39 1A 21 27 4.40 4.60 4.80 5.00 5.20 m/ z 41.10 44.71% 44 51 । 69 ‘ 171′11 TTHH —PTIPTTTTT TTi ■ 1 I ■ 1 ■ ■ i11 m/z-> 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 Abundance #3221:2-Butenal, 3-methyl- (CAS) $$ 3-Methyl-2-butenal $$... 8l4 55 — MVAAAMLAA 4 40 4.60 4.80 5.00 5.20 5000 39 m/z 59.10 43.51% 27

44 51 । 69 1' i'''11 | ■ " I | ■ . " | 1 ■ I r 11 " 111" 11 — ■ ■ i'1 ■ ■ i' ■ 1 rrTI m/z-> 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 Abundance #3351: Furan, 2,3-dihydro-4-methyl- (CAS) $$ 4-METHYL-2.3-. 55 84 ..... A. A/P-A 4.40 4.60 4.80 5.00 5.20 m/z 83.00 39.41%

5000 41

69 44 51 -HPT m/z—> ' ■ i1 ■' ■ i' '1 ‘ i ■ ■ • ’ i'' 20 25 30 35 40 45 50 55 111 ’'' i ■''11 ■' ’' i' ■'' i1' 60 65 70 75 80 I' 85 90 4.40 4.60 4.80 5.00 5.20

00616.D SCAN508.M Wed Jan 30 09:02:26 2002 Page 4

NYC-WTC_000051649

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