GCMS results for unknowns, sample AD30485, Feb 2002

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Library Search Compound Report Data File : M:\INSTRU~1\209\DATA\DEC2101\30485.D Vial: 23 Acq On : 23 Dec 2001 6:12 am Operator: 209 GALOS Sample : gc/ms scan 12/17 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. 7.61 3.01 ug/1 888617 1,4-Dichlorobenzene-d4 11.67 Hit# of 5 Tentative ID MW MolForm CAS# Qual l N-Ethylformami de 73 C3H7NO 000627-45-2 9 2 Butane, 2-me oxy- 2 -methyl - 102 C6H140 000994-05-8 9 '3 Silane, tetramethyl - 88 C4H12S1 000075-76-3 9 4 1,3 -Dioxolane, 2 -methyl - 88 C4H802 000497-26-7 5 Abundance Scan 280 (7.612 min): 30485.D (-) m/z 73.00 100.00% 73

5000 43 1****+‘1I**‘I 118.I i| । i 7.20 7.40 7.60 7.80 8.00

miz-> 38 |. | 49 55 .61 PVIPTTITTNTII 10 20 30 40 50 60 +674 70 Hr 80 87 103 TLi i > i । i i i i । i i Li । > 4 90 100 110 rn/z 43.00 30.87% Abundance #292: N-Ethylformamide 30 73

5000 I***I*TI1’4441444414* 58 7.20 7.40 7.60 7.80 8.00 44 m/z 41.05 11.64% 15 — • * । 1 I • ■ ■ ■ i • 1 ■ ■ i ■ ■ ■ ■ i • • • • i ■ ■ ■ ‘ i • 1 miz—> 10 20 30 40 50 60 70 80 90 100 110 Abundance #1761: Butane, 2-methoxy-2-methyl- 73 KKTTTTuuIuT • • i ■ 7.20 7.40 7.60 7.80 8.00 5000 m/z 45.05 10.76% 55 87 45 ■ ‘ i ■ 27 33 ‘ i ' ' ‘ ‘ i ‘ ‘ ‘ ' i ‘ ‘‘ ■ i ‘ ' i ‘ ‘ 1 ‘ 1 1■•i■■■■।■■■'।■■■•। ■ m/z-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #845: Silane, tetramethyl- RnmunmmTTTTg 73 7.20 7.40 7.60 7.80 8.00 m/z 71.00 6.89% 5000

45 15 31 , .1 1 i • 55 88 ■ 1 i ' ' • ■ i 1 ‘ ■ i ■ 1 ■ • I ' • ‘ ‘'I 1 1 1 1 I 1 ■ ■ i ■ • ■ ■ i ' ■ ■ • 1 1 1 1 1 I 1 1 mmTfT mlz~> 10 20 30 40 50 60 70 80 90 100 110 7.20 7.40 7.60 7.80 8.00

30485.D GCMS1126.M Tue Jan 29 14:18:36 2002 Page 1

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