GCMS analysis results for sample AE04126, April 2002

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Laboratory report documenting GCMS analysis of sample AE04126 conducted on April 1, 2002, by analyst DLV.

NYC-WTC_000011747–000011756

Folder label: “GCMS X 2/25/02 A 3/23/02”

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Data File : C:\HPCHEM\l\DATA\MAR2202\4126.D Vial: 22 Acq On : 23 Mar 2002 4:45 pm 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.

8.15 3.47 ug/1 412486 1,4-Dichlorobenzene-d4 12.27

Hit# of 5 / Tentative ID MW MolForm CAS# Qual

1 Silane, tetramethyl - 88 C4H12Si 000075-76-3 23 2 N-Ethylformamide 73 C3H7NO 000627-45-2 9 3 Pentane, 3-methoxy- 102 C6H140 036839-67-5 9 4 1,3 -Dipxolane, 2-methyl - 88 C4H802 000497-26-7 7 Abundance Scan 338 (8.146 min): 4126.D (-) m/z 73.00 1 00.00% 73

5000 43 ‘ ' I ' ' ‘ ' I ' ' ' ‘ i ■ ■ ' ' i ■ ' ‘ 1 i 1 7.80 8.00 8.20 8.40 ‘ ■ i ■ ■ ' ■ i 1 ' ' ■ i 50 55. 67,1 , ■ i ' ■ ■''’i • 1 1 ■ ! ■ 87 103 ' i1 ri 1 /IIIIIIII m/z 43.05 26.97% m/z-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #62932: Silane, tetramethyl- 73

5000 I* ■ • ■ । ' • ■ • | ■ -T| t-i r i । i 7.80 8.00 8.20 8.40 45 m/z 41.05 10.79% 15 . | 53 59 । 88 ' i 1 1 ■ 1 I '' ■ 1'1' I ' ' ■ ■ 11 ' ' • i 1 miz-> 10 20 30 40 50 60 70 80 90 100 ‘ ' 110 Abundance >082 ■ -Htkyformemide 30 73 ' ■ 1 ■ Tri i 11 1 1 i 12 IP1 7.80 8.00 8.20 8.40 5000 m/z 44.95 9.81% 44 58

15........................... i........................ ■ ■ i ' ' ■ ■ i • • 1 ■ i • ■ ■ ■ i ■ ■ • • i n, >-| । । ■ । । । । ■ । । । । i । । । । । i । । । । । । i m/z-> 10 20 __ 30 40 50 60 70 80 90 100 110 Abundance #1793: Pentane, 3-methoxy- ~ — 17,44444 73 7.80 8.00 8.20 8.40 m/z 71.00 6.56% 5000 45 - ;.......... 27 33 39 • • i ■ ■ • ‘ ।11 *' i ■ ■ ■ 'i1 ■ ■ TT 55 1 ' ■ i ■ ■ * ' i ■ ■ ■ 1 i ■ • ■ ■ i ■ I 1 • ■ ■ i 1 m/z-> 10 20 30 40 50 60 70 80 90 100 110 7.80 8.00 8.20 8.40

4126.D GCMS0308.M Wed Mar 27 10:02:22 2002 Page 1

NYC-WTC_000011754

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NYC-WTC_000011754Source: NYC Law Department, mirrored locally

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