GCMS analysis results for sample AE00167, Jan 2002

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Laboratory report for sample AE00167 documenting detection of unknown compounds and surrogate recovery on January 28, 2002.

NYC-WTC_000050481–000050499

Folder label: “GCMS X 1/4/02 A 1/24 - 1/25/02”

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NYC 9/11 Public Portal Document ulaly oealci Lopouru Kepor L

Data File : C:\MSDCHEM\1\5973N\02JAN24\00167.D Vial: 4 • Acq On : 24 Jan 2002 2:09 pm Operator: Sample : 508scan Inst : Instrumen Mise : January 24, 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 5 2-Butenal, 3-methyl- $$ Cro... Concentration Rank 6

R.T. EstConc Area Relative to ISTD R.T. 4.85 0.15 ug/L 74271 1,4-Dichlorobenzene-d4 9.72 Hit# Of 5 Tentative ID MW MolForm CAS# Qual 1 2-Butenal, 3-methyl- $$ Crotonal. . . 84 C5H80 000107-86-8 80 2 2-Butenal, 3-methyl- (CAS) $$ 3-... 84 C5H80 000107-86-8 80 3 Furan, 2,3-dihydro-4-methyl- (CA... 84 C5H80 034314-83-5 72 4 2-Butenal, 3-methyl- 84 C5H80 000107-86-8 64 Abundance Scan 129 (4.846 min): 00167. D (-) m/z 84.05 100.00% 84

55 5000 41 59 I • > • ■ l • • ‘ • I ‘ ‘ I ‘ 1 ‘ ‘ I ‘ ' , ...51 4.40 4.60 4.80 5.00 5.20 • i ■ • • • i ■ • • ■ i ■ * i *1 * * i *' *11 *1 *11 * 11774741'1" i m/z 55.10 58.57% n/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- $... 84 55

39 5000 i ■ ■ ■ ■ i 1 ■ ■ ■ i ■ 1 ( 1 I ■ ■ 1 1 i ‘ 1 ■

27 4.40 4.60 4.80 5.00 5.20 m/z 83.10 49.24% 69 '' I " " I' "I""!'1 TH 44 —H 51 1 —p ' 111111111111' । 1111 ■ i “ 1' i niz-> 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 Abundance #3221:2-Butenal, 3-methyl- (CAS) $$ 3-Methyl-2-butenal $$... 84 55 4.40 4.60 4.80 5.00 5.20 5000 39 m/z 41.10 42.17% 27

44 —51 1 69

. NNAp •' i ■ ■ ■ ■ i ■ “ ।। •1 TH 11" i ■1 *11' -hmp - 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 4.40 4.60 4.80' 5.00 5.20 m/z 59.10 37.87% 5000 41

69 44 51 .A/NA m/z—> 1' 111" i ■ •" r ■ ■ • i " 20 25 30 35 JI-111.... 11. 1 40 45 50 55 0 60 65 70 75 80 85 90 4.40 4.60 4.80 5.00 5.20

10167.D SCAN508.M Fri Jan 25 10:25:47 2002 Page 7

NYC-WTC_000050491

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