GCMS results for sample AE00561, Jan 17 2002

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GCMS analysis log for sample AE00561 showing surrogate recovery and unknown compounds detected on January 17, 2002.

NYC-WTC_000051755–000051767

Folder label: “GCMS X 1/9/02 A 1/15/02”

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NYC 9/11 Public Portal Document

Data File : C:\MSDCHEM\1\5973N\02JAN15\00561.D Vial: 5 Acq On : 15 Jan 2002 4:50 pm Operator: Sample : 508 scan Inst : Instrumen Mise : January 15, 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 2 2-Butenal, 3-methyl- (CAS) ... Concentration Rank 4 R.T. EstConc Area Relative to ISTD R.T. 4.85 0.15 ug/L 46087 1,4-Dichlorobenzene-d4 9.72 Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 2-Butenal, 3-methyl- (CAS) $$ 3-... 84 C5H80 000107-86-8 80 2 2-Butenal, 3-methyl- $$ Crotonal... 84 C5H80 000107-86-8 80 3 2-Butenal, 3-methyl- 84 C5H80 000107-86-8 64 4 2-Butenal, 2-methyl-, (E)- (CAS)... 84 C5H80 000497-03-0 58 Abundance Scan 129 (4.846 min): 00561 .D (-) m/ z 84.05 100.00% 84 55

5000 41 59 WWN— V

m/z-> ol ■ i ■ ■ ■ • i ■ • • ■ i • • ■ ■ i ■ 20 25 30 35 40 45 LL. 50 55 60 TTT 1 I ' " ' I " ' I | i ”- r-| nr 65 70 75 80 -Li-1-..i- 85 90 95 4.40 m/z 4.60 4.80 55.10 5.00 5.20 66.58% Abundance #3221: 2-Butenal, 3-methyl- (CAS) $$ 3-Methyl-2-butenal $$... 84 55

39 5000 1 1 1 1 . .... 1 1 1 ' 27 4.40 4.60 4.80 5.00 5.20 m/z 83.10 49.69%

m/z-> 01 ■ ■ । ■ • > ■ । ■ 20 25 ■ ■ । 30 44 ■ i ■ l. ‘ 11 । 11 I 1 all 35 40 45 50 55 60 65 70 75 80 85 69 — ------------- 1 ‘ 111 111 90 95 Abundance #3222: 2-Butenal, 3-methyl- $$ Crotonaldehyde, 3-methyl- $... 814 55 4.40 4.60 4.80 5.00 5.20 39 m/z 41.10 44.89% 5000 27

44 n... ...... ttrrrEI ‘‘‘I 41 69

n/z-> Abundance 01 ■ ■ i ■ ■ ■ ■ । ■ I ' 1111111 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 11'' '' I '

#3224:2-Butenal, 3-methyl- 84 4.40 m/z 4.60 4.80 39.10 LM_ 5.00 5.20 39.44%

5000 55 41

50 66 69 0 ■ ■ i ■ ■' ■ i11 ' ■ i' ■ ■ ■ i ■ ■'' i ............ . ....... ............... . ................. ■ ■ । ■ i i ■ 11r । 11 । 11 ।' । 1 ' ’1"' 1 m/z-> 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 4 40 4.60 4.80 5.00 5.20

00561.D SCAN508.M Wed Jan 16 08:14:13 2002 Page 4

NYC-WTC_000051762

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