GCMS results for unknowns, sample AD31216, Feb 2002

NYC 9/11 Public Portal Document

Library Search Compound Report * vial: 21 Data File : C:\HPCHEM\1\DATA\JAN0 902\31216.D Acq On : 10 Jan 2002 10:36 am Operator: 209 GALOS Sample : gems scan 12/21 Inst : GC/MS 209 Mise Multiplr: 1.00 MS Integration Params: LSCINT.P

Quant Method : C:\HPCHEM\1\METHODS\GCMS0103.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 3.02 ug/1 750978 1,4-Dichlorobenzene-d4 11.52

Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 Silane, tetramethyl- 88 C4H12Si 000075-76-3 47 2 3-Pentano1, 3-methyl- 102 C6H140 000077-74-7 28 3 1,3-Dioxo/ane, 2-methyl- 88 C4H802 000497-26-7 9 4 1,3-Dioxq ane, 2-(3-bromo-5,5,5-tri 352 C10H16BrC13O2 000000-00-0 9 Abundance Scan 264 (7.467 min): 31216.D (-) m/ z 73.00 100.00% 73

5000 43 ■ • i 1 • ‘ 1 i । i । । n-r । । । 7.20 7.40 7.60 7.80 38 | 48 55 . 67, । I, ■ > * J » >•>87 103 : ■ ‘ I ’ ‘ ‘ i ■ ‘ ‘ ‘ i ‘ — 'i j * . > ■ | i’> >■>' ( ■ m/ z 43.00 32.09% miz-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #62932: Silane, tetramethyl-

5000 73 ... NV; 7.20 7.40 7.60 7.80 rm

45 m/z 44.95 12.11% 15 I 53 59 88 ■ ' i ■ ■ i ■ ■ ■ ■ i ‘ ■ 1 1 I । 1 ' 1 I 0 1 i ‘ ■ i 1 ■ i • ■ ■ ■ । ■ m/z-> 10 20 30 40 50 60 70 80 90 100 110 Abundance 445573; -entrc i MI 73

7.20 7.40 7.60 7.80 5000 m/z 41.00 11.76% 55 27 45 87 39 **1/*/*/*I/***I***I+‘*I+I**I**1** m/z-> 10 20 30 __ 40 50 60 70 80 90 100__ 110 Abundance #62902: 1,3-Dioxolane, 2-methyl- 73 7.20 7.40 7.60 7.80 m/ z 71.0,0 7.00% 5000 43 58 27 87 TIPPTTummTT ■ l " I 1 1 1 ' 1 1 1 1 1 I r-1 , I I < » I > I > I t I I I m/z-> 10 20 30 40 50 60 70 80 90 100 110 7.20 7.40 7.60 7.80

31216.D GCMS0103.M Wed Feb 06 09:25:35 2002 Page 1

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