GCMS surrogate recovery results for sample AE00281, Jan 2002

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Laboratory record documenting GCMS surrogate recovery data for sample AE00281 analyzed on January 10, 2002.

NYC-WTC_000050912–000050931

Folder label: “GCMS X 1/7/02 A 1/9/02”

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NYC 9/11 Public Portal Document

Data File : C:\MSDCHEM\1\5973N\02JAN09\281.D Vial: 6 Acq On : 9 Jan 2002 10:21 pm Operator: Sample : 508 scan ext 1/7 Inst : Instrumen Mise : January 9, 2002 Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Method : C:\MSDCHEM\1...\SCAN508.M (RTE Integrator) Title : 508 scan method Library : C:\DATABASE\WILEY7N. L ********************************************************************* Peak Number 7 Acetic acid, 3-[1,3]dioxola... Concentration Rank 1 R.T. EstConc Area Relative to ISTD R.T.

5.89 4.93 ug/L 2716190 1,4-Dichlorobenzene-d4 9.72 Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 Acetic acid, 3-[1,3]dioxolan-2-y... 174 C8H14O4 000000-00-0 33 2 3 -(CYCLOHEX-3'-EN-YL)PROPANOL $$... 174 C8H14O4 015745-87-6 33 3 Silane, tetramethyl- $$ Tetramet... 88 C4H12S1 000075-76-3 25 4 N-Ethylformamide $$ N-Formylethy... 73 C3H7NO 000627-45-2 9 Abundance Scan 220 (5.885 min): 281 .D (-) m/ z 73.10 100.00% 7)3 ........... ...

5000

43 5.60 5.80 6.00 6.20 .I. I 55.65, . 87 103 ’’IT’ ’ It "' ■ i" i ■"1 r'1 ■ ■ । 0*> 11 > 11 ■ 111111 ■ 11 *1’’*, । ’ ■ i i " i r " ■ r ■ ■ ‘ i1" ‘ i' m/z 43.05 23.33% miz-> 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 180 Abundance #78238: Acetic acid, 3-[1,3]dioxolan-2-ylpropyl ester 73

5000 5.60 5.80 6.00 6.20 43 m/Z 45.10 9.03% 27 55 87 113 174 0—7 PI T+ . i ' i'1" i ‘■ 'I Wispanti..... i ■ ■ ■ ■ i TTT’BTTRTTI’ m/z--> 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 180 Abundance #36138: 3-(CYCLOHEX-3'-EN-YL)PROPANOL $$ 2-Cyclohexene-1-p... 73 ’ ’’ ’’’’I’’’ ■ i 1 ' * * । ■ । ' * 5.60 5.80 6.00 6.20 5000 m/z 41.10 8.73%

43 27 ,l| 55 87 113 0 TTETTp mpn , i i' ■' 'i' n m’r r ■ ■ ■ r " ' i" " i " " r " r i 174 p-rr-q-rm-p- m/z-> 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 180 Abundance #4812: Silane, tetramethyl- $$ Tetramethylsilane $$ (CH3)4... -r-r^-rp- --------- 73 5.60 5.80 6.00 6.20 m/ z 71.10 6.02% 5000

45 15 0 TTT’ iI'i < 111 FFtr । " I .ll'iI 11155 31 1 88 i'i'i'i 111 > 111 1" r "11r"' i" ■ ■ i" ■1 r ■ ■ ■ i'" ■ i" " i ■ ■111" " ।1" ■ i'

n/z-> 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

'.81.D SCAN508.M Thu Jan 10 11:52:00 2002 Page 9

NYC-WTC_000050925

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NYC-WTC_000050925Source: NYC Law Department, mirrored locally

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