GCMS reference results for sample AD29228, January 2002

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Reference analysis report for GCMS testing of sample AD29228 conducted on January 4, 2002.

NYC-WTC_000049787–000049794

Folder label: “GCMS X 1/2/02 A 1/3 - 1/4/02”

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Data File C: \HPCHEM\ 1 \DATA\JAN03 02\LB . D Vial: 18 Acq On 4 Jan 2002 3:08 am Operator: 209 GALOS Sample gems scan 1/2 Inst : GC/MS 209 Mise Multiplr: 1.00 MS Integration Params: LSCINT.P

Quant Method : C:\HPCHEM\1\METHODS\GCMS1126.M (RTE Integrator) Title : 209 625/TCLP calibration table Library : C:\DATABASE\NBS75K.L ********************************************************************* Peak Number 1 Silane, tetramethyl- Concentration Rank 1 R.T. EstConc Area Relative to ISTD R.T.

7.47 5.24 ug/1 1234940 1,4-Dichlorobenzene-d4 11.52

Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 Silane, tetramethyl- 88 C4H12Si 000075-76-3 9 2 N-Ethylformamide 73 C3H7NO 000627-45-2 9 3 1,3-Dioxolane, 2-methyl- 88 C4H802 000497-26-7 9 4 3-Pentanol, 3-methyl- 102 C6H140 000077-74-7 9 Abundance Scan 264 (7.465 min): LB.D (-) m/z 72.9,5 100.00% 73

5000 43 . । . .-| . » i-r । i■ ■ । ■7 r ।' *11 87 103 7.20 7.40 7.60 7.80 • ■ i ■ • 1 ■ i • • • • i ■ , 38,1,,1, 50,55,60 67, । I ThnnnnnIn ■ i ' 1 ‘ 1 i ■ ■ ■ ■ i ■ ‘ ‘ i ■ ‘ m/z 43.0,5; 31.36% m/z-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #62932: Silane, tetramethyl- 73

5000 1 ■ ■ ‘ ।1 * 1 1 i 1 1I I | TTTt I r i'll 7.20 7.40 7.60 7.80 45 m/z 41.0.5; 11.25% 1 15 ______ , ,1 53 59 ■ ■ i hi’ ■ i ■'■'■•I'l ' T111I—mDnmOdU/Lmt 88 m/z-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #292; N-Ethylformamide 310 73 TTTTmgTitmnri 7.20 7.40 7.60 7.80 5000 m/z 45.0,5 11.14% 44 58 15 ■ - I ■ —1 ■ ■ I1- ■ ' i ‘ ' i ■ ■ • 1 I 1 ‘ ‘ ' I ' 1 • ‘ 1 ■ ‘ ‘ ■ 1’’ 1 1 ' ' ITT 1 1 1 mZz—> 10 20 30 40 50 60 70 80 90 100 110 Abundance #62902: 1,3-Dioxolane, 2-methyl- T . | i i i -r ["1 । i 73 7.20 7.40 7.60 7.80 m/z 71.0.01 6.95% 5000- 43 58 27 87 ' ' -I ‘ ' 1 I ' l l1! |'l I l T-| I ' l " i ■ ■ ■ ■ i • 1 • ■ i ■ ■ • ■ i ■ ■ ■ ■ i ■ ■ ‘ ■ i • ■ ' ' I ' 1 ■ ‘ i ■ ■ i ■ 1T ‘ i ■ ■ miz-> 10 20 30 40 50 60 70 80 90 100 110 7.20 7.40 7.60 7.80

LB.D GCMS0103.M Fri Jan 11 08:34:36 2002 Page 1

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