GCMS analysis results for sample AD31633, February 2002

NYC 9/11 Public Portal Document

Library Search Compound Report Data File C:\HPCHEM\1\DATA\JAN0302\31633.D Vial: 40 Acq On 5 Jan 2002 12:31 am Operator: 209 GALOS Sample gems scan 1/2a 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 1 R.T. EstConc Area Relative to ISTD R.T.

7.46 4.89 ug/1 1063070 1,4-Dichlorobenzene-d4 11.52

Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 N-Ethylfrmamide 73 C3H7NO 000627-45-2 9 2 1,3-Dioxolane, 2-methyl- 88 C4H802 000497-26-7 9 3 Silane, tetramethyl- 88 C4H12Si 000075-76-3 9 4 Butane, 2-methoxy-2-methyl-_____ 102 C6H140 000994-05-8 9 Abundance Scan 264 (7.464 min): 31633.D (-) m/z 72.95 100.00% 73

5000 43 • ■ I ■ 1 1 1 i • • ।' 7~r 1 l ‘ 1 ■ 7.20 7.40 7.60 7.80 ................................... 38.1 —,1 • ■ i • • • * i • • ■ • । - । r —— 50 55. 60 67, । —.—— 87 103 m/z 31.53% /z-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #292: N-Ethylformamide 30 73

5000 " i i l l ) 114 Ik । • i i i । < i y.B T i 1

58 7.20 7.40 7.60 7.80 44 m/z 44.95 11.60% 15 .. 19n ‘ i • • 11 • ■ ■ • 11»< • i • • • < i • • •11 ■ • • • i > • miz-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #62902: 1,3-Dioxolane, 2-methyl- 73 —IIIPPTIT 7.20 7.40 7.60 7.80 5000 43 m/z 41.00 10.99% 58 27 87 — ——— TI I I J t i i । l r ****** 111* miz-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #845: Silane, tetramethyl- ==Fpnrrmaui■ ■ iH-Mtiti" 73 7.20 7.40 7.60 7.80 m/z 71.00। 6.31% 5000

45 15 31 , j l Jr 55 88 1 I 1 1 11 "I ‘ ' ' ' l ‘ ' 1 1 ' 1 1 • "I 1 1 1 I ■ ' 1 1 I r 1 1"I 1 1 1 ■' 1 1 1 1 r mmgi ■ । • ■ * • । ■ miz—> 10 20 30 40 50 60 70 80 90 100 110 7.20 7.40 7.60 7.80

31633.D GCMS1126.M Fri Feb 01 11:13:10 2002 Page 1 NYC-WTC_000049720