GCMS analysis comments, sample AD29189, Dec 2001

NYC 9/11 Public Portal Document

Library Search Compound Report Data File : C:\HPCHEM\1\DATA\DEC1001\29136.D Vial: 19 Acq On : 11 Dec 2001 4:17 am Operator: 209 GALOS Sample : gc/ms scan 12/3 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.

7.60 4.52 ug/1 898079 1,4-Dichlorobenzene-d4 11.68 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 Butane, 2-methoxy-2-methyl- 102 C6H140 000994-05-8 9 4 Pentane, 3-methoxy- 102 C6H140 036839-67-5 9 Abundance Scan 278 (7,600 min): 29136.D (-) m/z 73.00 100.00% 73

5000 43 • i • ■ ■ • i ■ ) ( » I ) I » J 1—

38 I. I 50 ’ 55 60 67, , TTI 11 r TTIrn—p3irui 87 103 7.20 7.40 7.60 7.80 8.00 TCI । . ’11*41" r ■ TTITT r TITT m/z 43.0,0 25.13% miz-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #62932: Silane tetramethyl- 73

5000 • i ■ ■ ■ ‘"i m 1 TTPPT ।«, 7.20 7.40 7.60 7.80 8.00 45 m/z 44.95 9.98% 15 | 53 59 । 88 ——BTTTTITTTTHT 1101 miz-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #292: N-Ethylformamide 30 73 T i r TT TTT 1IT t »TT T r r » I Ir 7.20 7.40 7.60 7.80 8.00 5000 m/z 41.00 9.59% 44 58 15 -PTPT +—1 TTTIuu—uusir TII > . TIBD—I TTT-r-T-n m/z-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #1761: Butane, 2-methoxy-2-methyl- - 73 7.20 7.40 7.60 7.80 8.00 m/z 71.00 5.97% 5000 55 87 2733 5 ————— । TTaT ' । • - — I I' TIr 1) J I T TT J TT I I T r m/z—> 10 20 30 40 50 60 70 80 90 100 110 7.20 7.40 ‘ 7.60 7.808.00

29136.D GCMS1126.M Fri Dec 14 16:06:28 2001 Page 1

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