GCMS blank analysis for sample AE04038, Mar 27 2002

NYC 9/11 Public Portal Document

Library Search Compound Report

Data File : C:\HPCHEM\l\DATA\MAR2202\LBA.D Vial: 16 Acq On : 23 Mar 2002 10:50 am Operator: Sample : gc/ms scan 2/25 Inst : GC/MS 209 Mise Multiplr: 1.00 MS Integration Params: LSCINT.P

Quant Method : C:\HPCHEM\1\METHODS\GCMS0308.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.

8.14 3.90 ug/1 406991 1,4-Dichlorobenzene-d4 12.27

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 1,3-Dioxolane, 2-(3-bromo-5,5,5-tri 352 C10H16BrC13O2 000000-00-0 9 Abundance ’ Scan 337 (8.143 min): LBA.D (-) m/ z 73.00 100.00% 73

5000 43 ‘ ‘ i ■ ‘ ■ l ■ ■ ■ • i ■ * i ■ ■ ‘ ■ i

103 7.80 8.00 8.20 8.40 38 1, | 50 55. . ■ i * ■ * » i ■ ■ ■ ■ i • —II——*TTT —— 67, । , 87 m/z 43.0.5 28.59% m/z-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #62932: Silane, tetramethyl- 73

5000 . , । 13 ■ r T’t" . । IFTI rrr>-|"' 7.80 8.00 8.20 8.40 45 m/z 45.0,5 10.53% 15 < । । । i' * ■ । ,, 53 59 < i * * > < । I l * > i * > < ■ i' i < ■ < * i ■ ■ ■ i ■ ' ' 88‘ i ■ ■ ■ ■ i 1 ‘ ■ i ‘ 1

m/z-> 10 20 30 40 50 60 70 80 90 100 110 Abundance -2 Sj-Etnyitagmoet 30 73 ■ ■ i ' ' ■ ■ i ‘ ■ i ■ ■ • ■ i • ■ ■ ■ i

7.80 8.00 8.20 8.40 5000 m/z 41.0,5 10.31% 44 58

15 ■ 1 i 1 1 1 1 i • • ■ ‘ । ■ ■ ■ • । 1 • ‘ ' । ■ ■ • ■ । ■ i ■ ■ ■ • । ‘ । ■ ■ 1 ■ । • • ■ • । ‘ m/z-> 10 20 30 40 50 60 70___ 80__ 90 100 110 Abundance #62902:1,3-Dioxolane, 2-methyl- ■ ' i • ■ ‘ ■ i ■ ‘ ■ ■ i ■ r ■ । ‘ । 73 7.80 8.00 8.20 8.40 m/z 71.0,0 6.63% 5000 43 58

m/z-> 10 27 * 1 ■ ■ i ■ 20 30 40 50 ■

60 । 1 • 1 ■ । ■ 70 -=m 80 87

90 100 110 7.80 8.00 8.20 8.40

LBA.D GCMS0308.M Wed Mar 27 10:12:02 2002 Page 1

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