GCMS analysis results for sample AE03833, Mar 15 2002

NYC 9/11 Public Portal Document Library searen compound Keport

Data File .: C:\HPCHEM\1\DATA\FEB2102\3833.D Vial: 73 .Acq On 24 Feb 2002 5:52 pm Operator: Sample : gc/ms scan 2/22 Inst : GC/MS 209 Mise Multiplr: 1.00 MS Integration Params: LSCINT.P .

Quant Method C:\HPCHEM\1\METHODS\GCMS0208.M (RTE Integrator) Title 209 625/TCLP calibration table Library C:\DATABASE\NBS75K.L ********************************************************************* Peak Number 1 1,3-Dioxolane, 2-methyl- Concentration Rank 1

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

8.19 4.79 ug/1 305338 1,4-Dichlorobenzene-d4 12.33

Hit# of 5 Tentative ID MW MolForm CAS# Qual — -___________ 1 1,3-Dioxola: e, 2-methyl- 88 C4H802 000497-26-7 9 2 N-Ethylformamide 73 C3H7NO • 000627-45-2 9 3 Silane, tetramethyl - 88 C4H12Si 000075-76-3 9 4 Pentane, 3-methoxy- 102 C6H140 036839-67-5 9 Abundance l Scan 343 (8.194 min): 3833.D (-) m/ z 73.00 100.00% 73

5000 43 7.80 8.00 8.20 8.40 8.60 67 । 1........... 87............... 103 । • i • ■ ■ • । 1 r1 ,1. 381, 1 1 ,1 ,1 .1 51rrL .5.,., m/z 43.05 30.31% m/z-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #62902: 1,3-Dioxolane, 2-methyl- 73

5000 43 7.80 8.00 8.20 8.40 8.60 53 87 m/z 41.05 10.77% 27 _______ • ______ I ' ' I ' ■ ' ■ I ' ' ' ' I ' ‘ 1_________ . .________ ' I ' 1 " ' I ' ■ II-mmIm m/z--> 10 20 30 40 50 60 70 80 90 100 110 Abundance #292: N-Ethylformnamide 30 73 7.80 3.00 8.20 8.4 8.60 5000 m/ z 45.05 10.55% 44 58

15 ■ ■ i ' ■ ' 1 i ■ ' ■ ■ i ■ ■ ' ' i ■ ■ ' ' i ' ■ ■ ' i ' ■ ' ■ i ■ ' ■ 1 i ■ ■ ■ ' i ■ ■ ■ ‘ i ‘ ' I ' miz-> 10 20 30 40 50 60 70 80 90 100 110 'Abundance #62932: Silane, tetramethyl- ' I 1 1 1 1 I 1 ' ' I 73 7.80 8.00 8.20 8.40 8.60 m/z 71.Oh 7.31% 5000-

45 15 I 53 59 |............. 88............................. i ■ ' ■ ' i ■ ■ ' ' i. • , l • 1 ■ i ■' •' ■ ■ i' i > • • • । • m/z-> 10 20 30 40 50 60 70 80 90 100 110 7.80 8.00 8.20 8.40 8.60

3833.D GCMS0208.M Wed Mar 13 11:32:59 2002 Page 1

NYC-WTC_000038280