GCMS blank analysis results for sample AD31586, January 2002

NYC 9/11 Public Portal Document

Library Search Compound Report

Data File C:\HPCHEM\1\DATA\JAN0302\LBB.D vial: 31 Acq On 4 Jan 2002 3:45 pm Operator: 209 GALOS Sample gems scan l/2a 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 N-Ethylformamide Concentration Rank 1

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

7.47 4.57 ug/1 997824 1,4-Dichlorobenzene-d4 11.52

Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 N-Ethyl formami de 73 C3H7NO 000627-45-2 9 2 Silane, tetramethyl- 88 C4H12Si 000075-76-3 9 3 3-Pentanol, 3-methyl- 102 C6H140 000077-74-7 9 4 Pentane, 3-methoxy- 102 C6H140 036839-67-5 9 Abundance Scan 264 (7.467 mln): LBB.D (-) m/z 73.0,0 100.00% ' 73

5000 43 • * * * ।»* * * 11 * ‘■ ■ i । rn-r-n ■ n 7.20 7.40 7.60 7.80 A ---+391,1, 50,-554,80-,-97, 87 103 4 71100/10/91.9 m/z 43.0.5i 31.79% miz-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #292: N-Ethylformamide 30 73

5000 r 111 r11 Tnd 1 1 | 1 1 , . ,

58 7.20 7.40 7.60 7.80 44 m/z 45.0,5i 11.57%

miz—> 1-4 10 20 30 • ‘ I 1 40 1 i ■ • 50 60 i • ■ 1 ■ i ■ 1 ■ • i ■ • • • J ■ ■ • • ) ■ ' ' ‘ i ■ 70 80 90 100 110 Abundance #62932; Silane, tetramethyl- 73 11 r1'1 •r । > i -i 14 11 7.20 7.40 7.60 7.80

1. 5000 m/z 41.00 11.41% 45 15 53 59 88 ' ■ i ■ ' ■ ■ i • • ■ ■ i 1 ■ l ■ I ' ■ | ■'n-l | 4 r | it ■ n ' । ‘ I ‘ ‘ ‘ 1 1 ' ‘ ‘ I ‘ miz-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #63573:3-Pentanol, 3-methyl- =PRR=emm 73 7.20 7.40 7.60 7.80 m/z 71.00 6.66% 5000 55 27 45 87 1 3?, 1 1 1 i 1 • ‘ 1 I ■ 1 ■ ' i ' ■ ■ ■ i ■ ' ■ 1 i • ' »■•!••• • | ' ।1 ... ......... . ' 1 ‘ 1,1 । * * ‘ » । 4 • * » । * ■ • i ‘ i1 ■ ■ ■ i • ■ i 1 1

m/z—> 10 20 30 40 50 60 70 80 90 100 110 7.20 7.40 7.60 7.80

LBB.D GCMS1126.M Fri Feb 01 11:33:07 2002 Page 1 NYC-WTC_000049690