GCMS analysis results for sample AE08066, Apr 2002

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Laboratory report documenting the GCMS analysis of sample AE08066 including surrogate recovery data and unknown compound screening on April 18, 2002.

NYC-WTC_000046786–000046798

Folder label: “GCMS X 4/5/02 A 4/16/02”

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NYC 9/11 Public Portal Document

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Data File C:\MSDCHEM\1\DATA\020415\08066.D Vial : 23 Acq On 16 Apr 2002 4:47 am Operator: Nefliu Sample sample Inst : Instrumen Mise Multiplr: 1.00 MS Integration Params: LSCINT.e

Quant Method : C:\MSDCHEM\1\METHODS\041202SCAN.M (Chemstation Integrator) Title : 508 Modified GC/MS scan Library : C:\DATABASE\NIST98.L ********************************************************************* Peak Number 2 Acetic acid, 3-[1,3]dioxola... Concentration Rank 2

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

5.96 0.37 ug/L 262497 1,4-Dichlorobenzene-d4 9.99

Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 Acetic acid, 3-[1,3]dioxolan-2-y. . . 174 C8H14O4 1000186-02-3 28 2 Norleucine, ethyl ester 159 C8H17NO2 006141-42-0 9 3 Silane, tetramethyl- 88 C4H12Si 000075-76-3 9 4 1,3-Dioxolane, 2-(1-bromoethyl) -____ 18 0 C5H9BrO2 005267-73-2 9 Abundance Scan 491 (5 964 min). 08066 D (-486) (-) m/z 73.30 100.00% 73

5000 ____________ ). 43 5,60 5 80 6 00 6.20 6.40 ll I 57 87 103 0- 1 ' I ' 1 ' ' I 1 11 1 1 1 ' 1 1 ' ' "llp ' 1′1 | " ' II 1" i "1' i'' ■' I11'1" i11" i ■ ’r ■ r " ■ r 1 " r " 11 " " i " m/z 43.30 25.08% T)/Z-> 0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 180 Abundance #25344 Acetic acid. 3-[1,3]dioxolan-2-ylpropyl ester 73

5000 ■ ■ । f ■ ■ ■ 1 1 1 1 '■ i 1 CPT 1tri 5 60 5 80 6.00 6.20 6 40 43 m/ z 45.30 11.01% 55 27 131 87 174 113 n/z- > 0- THrrre ' 111' ' 111 11" " r" • lorperth,.... " " I ' 0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 180 11" 1' r ■1 ■ r ■ " r ■ " i " 1' i'1'11"

Abundance #883 Norleucine, ethyl ester 33 86

5,60 5 80 6 00 6 20 6.40 5000 m/z 41.30 10.87%

43 56 74 I 192 159 0-T . .. l . IPIIPmmPPm

8,,ft., LL Tl/Z—> 0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 180 Abundance #114826' Silane, tetramethyH 73 5.60 5.80 6.00 6.20 6.40 m/z 40.20 8.35%

5000

0 Trip2 I i i | ( 15 29 53 85 . it >| > I rl'l'ri i i ri i । A4r"h) < < i i r 488. T'1•’111»-1’•1’I''-11 ’''11 " '' I Tl/Z-> 0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 180 5 60 ' 5 80 6 00 6 20 ' 6 40

08066.D 041202SCAN.M Tue Apr 16 13:55:43 2002 Page 5

NYC-WTC_000046794

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NYC-WTC_000046794Source: NYC Law Department, mirrored locally

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GCMS results for sample AE08069, Apr 2002 · Box DEP Box 27

NYC-WTC_000046841

Laboratory report documenting GCMS analysis of sample AE08069 including surrogate recovery and unknown compounds on April 18, 2002.

1 shared topics · Same agency, volume and box · similarity 0.996