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GCMS analysis results for sample AE03617, March 28, 2002

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Laboratory report detailing gas chromatography-mass spectrometry analysis of sample AE03617 conducted on March 28, 2002.

NYC-WTC_000037800–000037818

Folder label: “GCMS X 2/19/02 A 3/8/02

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NYC 9/11 Public Portal Document Library Search Compound Report Data File : C:\MSDCHEM\1\5973N\02MAR08\03617.D Vial: 7 Acq On : 8 Mar 2002 8:31 pm Operator: Sample : 508 scan Inst : Instrumen Mise : March 8, 2002 Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Method : C:\MSDCHEM\1...\HP022102. M (RTE Integrator) Title : 508 scan method Library : C:\DATABASE\WILEY7N.L ********************************************************************* Peak Number 3 Propane, 1,l-dimethoxy-2-me... Concentration Rank 12 R.T. EstConc Area Relative to ISTD R.T. 3.93 0.08 ug/L 44222 1,4-Dichlorobenzene-d4 9.72 Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 Propane, I,l-dimethoxy-2-methyl- 118 C6H14O2 041632-89-7 83 2 ISOBUTYRALDEHYDE, DIMETHYLACETAL... 118 C6H14O2 000000-00-0 83 3 ISOBUTYRALDEHYDE, DIMETHYLACETAL... 118 C6H14O2 000000-00-0 64 4 1-Pentanamine (CAS) $$ n-Amylami... 87 C5H13N 000110-58-7 5 Abundance Scan 49 (3.927 min): 03517.D (-) m/z 75.00 100.00% 75

5000 87 55 - 1II........ \.................... . ! . / | . I i l j . . « . j 41 47 M 71 3.60 3.80 4.00 4.20 Oh “ i1 ■ ■ ■ i •• “ i' i ■ “ ■ i • ■" i1 ... — 4 TTTT m/ z 87.10 42.19% miz-> 5 10 15 20253035 40 4550556065 70 75 80859095 Abundance #17846: Propane, 1,1-dimethoxy-2-methyl- 75

\ 5000 I 1 1 ' 1 r1 11 ' I 87 3.60 3.80 4.00 4.20 55 m/z 55.00 31.34% 4 47 miz-> Oh “ । । 43 । 144 59 31 71 Nm—maphuum Ipamt • i ■' ■ • ।। ■ TI 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 l-rp-n-rp-r

Abundance #17849: ISOBUTYRALDEHYDE, DIMETHYLACETAL $$ 1 1-Dimethoxyi... 75

3.60 3.80 4.00 AA4 4.20 TT

5000 m/z 41.10 14.11% 87 55 29 41 47 59 71 Oh mmmmm — miz-> Abundance 1 “ ‘' I 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 #17848: ISOBUTYRALDEHYDE, DIMETHYLACETAL $$ 1 1-Dimethoxyi... \ A LLAA/ 75 3.60 3.80 4.00 4.20 m/z 47.00 12.16% 50001 87 15 55 27 31 47 C A44AA... ft"! 71 miz-> Oh1"' i1 ■ m ■ ■■ ■ i■ ■ “p>■ -I ■ 'H■■ ।■ ।■', Hg 5 10 15 2025303540 45 50556065 70 75 80 85 90 95 59 3.60 3.80 4.00 4.20

03517.D HP022102.M Fri Mar 15 10:09:41 2002 Page 5

NYC-WTC_000037808

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NYC-WTC_000037808Source: NYC Law Department, mirrored locally

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