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GCMS analysis results for sample AE08251, April 2002

Machine-extracted title · confidence 100%

Laboratory report documenting GCMS analysis of sample AE08251 conducted on April 19, 2002, including surrogate recovery data.

NYC-WTC_000047772–000047801

Folder label: “GCMS X 4/8/02 A 4/17/02

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NYC 9/11 Public Portal Document

Library Search Compound Report

Data File C:\MSDCHEM\1\DATA\020417\08251.D Vial: 9 Acq On 17 Apr 2002 4:02 pm Operator: Nefliu Sample sample Inst : Instrumen Mise Multiplr: 1.00 MS Integration Params: LSCINT.e

Quant Method C:\MSDCHEM\1\METHODS\041702SCAN.M (Chemstation Integrator) Title 508 Modified GC/MS scan Library C:\DATABASE\NIST98.L

Peak Number 1 Butane, 2,2-dimethyl- Concentration Rank 12

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

3.11 0.39 ug/L 358109 1,4-Dichlorobenzene-d4 9.99

Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 Butane, 2,2-dimethyl- 86 C6H14 000075-83-2 33 2 Hexane, 3-methyl- 100 C7H16 000589-34-4 25 3 Heptane 100 C7H16 000142-82-5 25 4 Hexane, 3-methyl- 100 C7H16 000589-34-4 17 Abundance Scan 6 (3.114 min). 08251 D (-3) (-) m/z 41.10 100.00% 41 57 71

5000 35 100

49 3 20 3.30 3.40 AadM 3.50

Tl/Z--> 4. 0+ ■ ■ p " ■ r ■ " r " ■ i " 88 TH Ti‘" 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105 110 ■i ”"i m/z 71.10 89.16% Abundance #109563: Butane. 2,2-dimethyl- 43 57

5000 71 _A_44 3.20 3.30 3.40 3.50 m/z 57.05 85.66%

•n/Z-> 0- . ’I । .r.jn nt 36 +5l . ........... . T 103 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105 110 Abundance #109291: Hexane, 3-methyH 43 A 1dt1/1r1/1/v61I 3.20 3.30 3.40 3.50 5000- m/ z 43.10 81.35% 57 71

85 100 n/z—> 0 ............. aj i +1— 51 | 62 1 p U 11111 r 11 i' > । i 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105 110 i" । । । ■ 11 ■ ■ ■ ■ । " I ■ " 11" " i ■" • i ■ ■

Abundance 43 #109668 Heptane _AMub4 3 20 3.30 3.40 3 50 m/z 40.00 75.52%

5000 57 71 29

100

n/z-> 22 0 TTTITTTTI) —37+ 51 63 ....... . 15 20 25 30‘35 40 45 50 55 60 65 70 75 80 85 90 95 100 105 110 77 Tnuuunumumuu 85 91 | ■ ■ । 1 r ■ ■ । ■ 1 1 i ■ ‘ । 1 • ■ 1 । 3.20 3 30 3.40 3.50

08251.D 041702SCAN.M Thu Apr 18 09:12:12 2002 Page 6

NYC-WTC_000047781

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