GCMS analysis comments, sample AD29524, January 2002

NYC 9/11 Public Portal Document

Library Search Compound Report

Data File : C:\HPCHEM\l\DATA\DEC1301\29520.D Vial: 7 Acq On : 13 Dec 2001 3:43 pm Operator: 209 GALOS Sample : gems scan 12/6 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 2

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

7.59 2.70 ug/1 1045400 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-Ethyl formamide 73 C3H7NO 000627-45-2 9 3 Pentane, 3-methoxy- 102 C6H14O 036839-67-5 9 4 1,3-Dioxolane, 2-pentadecyl-_______ 284 C18H36O2 004360-57-0 9 Abundance Scan 277 (7.590 min): 29520.D (-) m/ z 73.0P 100.00% 73

5000 - 43 1 । 1 1 1 1 । 1 1 /1 1 87 103 7.20 7.40 7.60 7.80 8.00 • ■ i 1 ■ i > 1 ■ ■ । 384 11| 1 501 ri551 1 601 1 1 67, । 1 1 r + m/z 42.9 27.58% miz-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #62932: Silane, tetramethyl- 73

5000 1 i 1 ■ ' ■ i ■ — 7.20 7.40 7.60 7.80 8.00 45 m/z 4 1.0.0 10.56% 15 , | 53 59 I.............. 88................................ ' • r ■ ■ 1 —PIT i*>‘i‘i‘l । ... । m/z-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #292: N-Ethylformamide 30 f 73 • i ■ ■ ■ ■ i t TI TII TI000/17 7.20 7.40 7.60 7.80 8.00 5000- m/z 45.00 9.98% 44 58

■ • । ‘ । > • • ■ । • , । ,1.■ ■ ■. • । • ■ • > । • 1 i ■ • ■ ■ i ■ ■ ■ ■ i • ■ > • l ■ • ■ • i ■ m/z--> 10 20 30 40____ 50 60 70____ 80 90 100 110 Abundance #1793: Pentane, 3-methoxy- TTm 1 TT - 73 7.20 7.40 7.60 7.80 3.00 m/ z 71.00 6.33% 5000 45

27 33 39 . 55 PIPPT TIP— , , , TPPP — T-r-y — - -—+ 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 8.00

29520.D GCMS1126.M Fri Dec 21 13:14:03 2001 Page 1

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