GCMS comments for sample AD28600, Dec 2001

NYC 9/11 Public Portal Document

Library Search Compound Report Data File : C:\HPCHEM\1\DATA\NOV2901\28475.D vial: 38 Acq On : 29 NOV 2001 11:22 pm Operator: 209 GALOS Sample : 11/23 scan 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. 7.63 3.69 ug/1 862087 1,4-Dichlorobenzene-d4 11.69 Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 Silane, tetramethyl- 88 C4H12Si 000075-76-3 23 2 N-Ethyl formamide 73 C3H7NO 000627-45-2 9 3 1,3-Diox ane, 2-(3-bromo-5,5,5-tri 352 C10H16BrC13O2 000000-00-0 9 4 1,3-Dioxolane, 2-methyl- 88 C4H802 000497-26-7 7 Abundance Scan 281 (7.627 min): 28475.D (-) m/z 73.00 100.00% 73

5000 43 I ' ' ' ■ l • ■ ■ ' I ' 1 ' ' I ' ' 87 7.20 7.40 7.60 7.80 8.00 103 miz-> 10 20 —3037.55 40 50 60 67. । 70 • i • • ■ ■ । ■ l ■ ■ i > 80 1

90 । ■ ■ ■ ■ ।

100 ■ i

110 ■ ■ ■ ■ i ■ '

120 m/z 43.0.0 26.26% Abundance #62932: Silane, tetramethyl- 73

5000 11111111111 7.20 7.40 7.60 7.80 8.00 45 m/z 44.95 9.30% 15 — 53 59 | 88 ■ i T’H .... । । ’’——nr TTTr . . . y . . . TTIT miz-> 10 20 30 40 50 60 70 80 90 100 110 120 Abundance #292: N-Ethylformamide 33 73 —PIII 1 1 T { l -PPP 7.20 7.40 7.60 7.80 8.00 5000 m/z 41.00 9.22% 44 58

15 —— +— ... । . rn | i i miz-> 10 20 30 40 50 60 70 80 90 00 11 120 Abundance #49423:1,3-Dioxolane, 2-(3-bromo-5,5,5-trichloro-2,2-dimet i 1 FT « । fi । < T PT r n 73 7.20 7.40 7.60 7.80 8.00 m/z 71.00 6.29% 5000 45

m/z—> —........ 264 10 20 30 40 55 67. +r _______________ 109115 1 -j-n -STTTIdLDmBTe111 ' i 1 ■ ■ ' i ■ ■ • ■ i • 50 60 70 80 90 ’tI1 r —— 111 (. । । । । । -i -i । । । । 100 110 120 7.20 7.40 7.60 7.80 8.00

28475.D GCMS1126.M Fri Nov 30 14:40:40 2001 Page 1

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