GCMS analysis results for sample AD30116, Jan 2002

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GCMS analysis of environmental sample AD30116 conducted January 9, 2002.

NYC-WTC_000016755–000016763

Folder label: “GCMS X 12/12/01 A 12/19/01”

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NYC 9/11 Public Portal Document

Library Search Compound Report

Data File C:\HPCHEM\1\DATA\DEC3101\30116.D Vial: 58 Acq On 2 Jan 2002 10:10 pm Operator: 209 GALOS Sample gems scan 12/12 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 Silane, tetramethyl- Concentration Rank 1

R.T. EstConc Area Relative to ISTD R.T.

7.61 4.11 ug/1 938498 1,4-Diehlorobenzene-d4 11.67

Hit# of 5 ntative ID MW MolForm CAS# Qual

1 Silane, tetramethyl- 88 C4H12Si 000075-76-3 9 2 N-Ethylf ormamide 73 C3H7NO 000627-45-2 9 3 Butane/ 2-methoxy-2-methyl- 102 C6H140 000994-05-8 9 4 Pentane, 3-methoxy 102 C6H140 036839-67-5 9 Abundance Scan 279 (7.608 mln): 30116.D (-) m/z 73.00 1 00.00% 73

5000 43 i ■ • ■ ■ i ■ ■ 1 ■ i ■ ■ ■ ■ i ‘ • i ■ •

, 87 103 7.20 7.40 7.60 7.80 8.00 । > । । । * ■ • । ■ । । । i । . 38,11,1, 50,-55,60, ,-6711, l • • i • • *। ■ i •• i > ‘ m/z 43.0 33.04% mfe-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #62932: Silane, tetramethyl- 73

5000 7.20 7.40 7.60 7.80 8.00 45 m/z 41.05 11.79% i 15 I 53 59 । 88 I ‘ ' I ' '' 1 i ' ' ' ' I ‘ ' • » । i » * . j > i * । । I ■ ■ i ■ ■ • ■ i ■ ■ ■ ■ i • ■ ■ • i ■ m/z-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #292: NEthylformamide 30 73 =TTTTTmrTr 7.20 7.40 7.60 7.80 8.00 5000 m/z 45.05 11.61% 44 58 15 I miz-> Imeepaite 10 20 30 1 I ■ • ■ ■ i 1 ■ ■ ■ i ' ■ ■ ' i ■ • ■ • i ■ 1 ■ ■ i ■ ‘ 40 50 60 70 80 ■ i ■ • • ■ i ■ ■ ■ • i ■ 1 90 100 110 Abundance #1761: Butane, 2-methoxy-2-methyl- 14111T4141* 111T TTT 73 7.20 7.40 7.60 7.80 8.00 m/z 71.00 7.09% 5000 55 87 45 27 33 | ■ ' i ■ ■ ■ ■ i ■ ■ • ■ i ■ ■ ■ ■ i ■ ■ * ' i • • ‘’''i ■ ■ — —1 • ‘ t • • • • 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

30116.D GCMS1126.M Thu Jan 03 10:30:51 2002 Page 1

NYC-WTC_000016762

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NYC-WTC_000016762Source: NYC Law Department, mirrored locally

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