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GCMS analysis results for sample AE12092, June 2002

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Laboratory report documenting GCMS analysis of sample AE12092 conducted on June 5, 2002.

NYC-WTC_000013603–000013623

Folder label: “GCMS X 5/22/02 A 5/23/02

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NYC 9/11 Public Portal Document

Library Search Compound Report Data-File : C:\MSDCHEM\l\DATA\052302\12092.D Vial: 13 Acq On : 23 May 2002 7:45 pm Operator: Mclean Sample : 5/22ad Inst : Instrumen Mise Multiplr: 1.00 MS Integration Params: LSCINT.e Quant Method : C:\MSDCHEM\1\METHODS\052202.M (Chemstation Integrator) Title : 508 Modified GC/MS scan Library : C:\DATABASE\NIST98.L ********************************************************************* Peak Number 8 2-Butenal, 2-methyl- Concentration Rank 10 R.T. EstConc Area Relative to ISTD R.T. 4.42 0.43 ug/L 267620 1,4-Dichlorobenzene-d4 9.90 Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 2-Butenal, 2-methyl- 84 C5H80 001115-11-3 5 2 Perdeuterobenzene 84 C6D6 001076-43-3 5 3 Thiophene 84 C4H4S 000110-02-1 55 4 2-Amino-oxazole 84 C3H4N2O 1000144-64-0 4 Abundance Scan 229 (4.425 min): 12092.D (-227) (-) m/z 84.00 1010.00% 81 51

5000

58 88 4.00 4.20 4.40 4.60 4.80 37 42 H P O+ 1’190011—03000300122000770 mmT m/z 51.10 72.52% miz-> 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 Abundance #116563:2-Butenal, 2-methyl- 55 84

5000 29 1 ' 1 1 ■ i ■ 1 1 1 1 1 1 ' 1 1 1 1 1 1 1 1 1 1 4.00 4.20 4.40 4.60 4.80 41 m/z 87.95 12.16% 26 3 44 51 69 | 0- ■ ‘ | 1‘ ‘ | ‘ | )1I■I| | > I I 11 1 I I! , .. I | 11 I I I 1. . । .. . . । . I ।..,. j , ... । . I 11 ■ . .. , ... , । , niz-> 5 10 15 20253035404550556065 70 75 808590 95 Abundance #33650: Perdeuterobenzene 84 i ■ ■ ■ ■ i ■ ■ ■ 1 i ' • • ■ i ■ ■ ■ 1 i • ■ * 4.00 4.20 4.40 4.60 4.80 5000 m/z 58.10 9.91% 52 56 42 12 18 24?. 38, 48, 62 66 72 76 8p Of TIWWT TTHtr TTTTp-rrrp-r m/z-> 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 Abundance #116585: Thiophene 84 4.00 4.20 4.40 4.60 4.80 m/z 84.90 9.31% 58 5000 45 39

miz—> 12 18 26 32 36 0 “1001—0——————— t+ 50 i 69 — 81 142, ++HH 7 5 10 15 20 253035404550556065 70 75 808590 95 I ' 1 ' ‘ i ■ ■ ■ ■ i 1 ■ ■ ■ i ' ■ ■ ■ i • ■ 4.00 4.20 4.40 4.60 4.80

12092.D 052202.M Wed May 29 09:52:18 2002 Page 11

NYC-WTC_000013618

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NYC-WTC_000013618Source: NYC Law Department, mirrored locally

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