GCMS analysis comments for sample AD28598, Dec 2001

NYC 9/11 Public Portal Document

Library Search Compound Report Data File : C:\HPCHEM\1\DATA\NOV3001\28651.D Vial: 49 Acq On : 30 NOV 2001 2:41 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 N-Ethylformamide Concentration Rank 2 R.T. EstConc Area Relative to ISTD R.T. 7.64 4.31 ug/1 984833 1,4-Dichlorobenzene-d4 11.71 Hit# of 5 Tentative ID MW MolForm CAS# Qual I N-Ethylformamide 73 C3H7NO 000627-45-2 9 2 3-Pentanol, 3-methyl- 102 C6H140 000077-74-7 9 3 Silane, tetramethyl- 88 C4H12Si 000075-76-3 9 41,3-Dioxolane, 2-(3-bromo-5,5,5-tri 352 C10H16BrC13O2 000000-00-0 9 Abundance Scan 283 (7.640 min): 28651 .D (-) m/z 73.00 100.00% 73

5000 43 I ' ' ‘ 1 1 1 ' 7 7.60' ' 87 7.20 7.40 7.80 8.00 ■ ' i ■ ■ ■ • i ■ ■ ■ ' i ■ ■ 38,441| 50 55 67, । 103 ■ i ■ ■ ■ ■ i ' 1 ■ ■ l ■ I ■ i ■ ■ ■ ■ i ■ ■ ■ ■ i ■ ■ • • i ■ ■ m/z 43.05 25.05% mlz—> 10 20 30 40 50 60 70 80 90 100 110 Abundance #292: N-Ethylformamide 3) 73

5000 V ■ ' 'T"r. 1 ■ . • i > ■ • • i • • • 58 7.20 7.40 7.60 7.80 8.00 44 m/z 44.95 9.84% 15 . — +— i ■ ■ ■ ■ i • 1 ■ ■ i ■ ■ ■ ■ i ■ • ‘ ■ i ■ ■ ■ ■ i ■ ■ miz-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #63573: 3-Pentanol, 3-methyl- 73 7.20 7.40 7.60 7.80 8.00 5000 m/z 41.05 8.74% 55 45 87 27 | । ■ ■ i 39, 1 TIT ■ ■ ■ i 11 'i ■ ' ‘ ■ i ■ 1’ i 1 1 11 I 1 TT I 1 1 m/z-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #845: Silane, tetramethyl- m—' —PP I — 73 7.20 7.40 7.60 7.80 8.00 m/z 71.0.0 6.68% 5000

45 15 31 1 55 | 88 I ‘ T’ ' I ■ ' ' ' I ‘ n । 1 i 1 1’T 1 ' ■ ■ i 1 1 ■ ' i • ■ ■ 1 i ■ ■ ■ 1 I 1 1 1 1 I 1 TTTTTT TIP I | ! I m/z-> 10 20 30 40 50 60 70 80 90 100 110 7.20 7.40 7.60 7.80 8.00

28651.D GCMS1126.M Fri Nov 30 16:42:51 2001 Page 1

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