GCMS analysis comments, sample AD28903, Dec 2001

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Library Search Compound Report Data File C: \HPCHEM\ 1 \DATA\DEC0 701\28903.D Vial: 9 Acq On 7 Dec 2001 10:44 pm Operator: 209 GALOS Sample 11/29 gc/ms scan 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 3.44 ug/1 802401 1,4-Dichlorobenzene-d4 11.67

Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 N-Ethyl formamide 73 C3H7NO 000627-45-2 9 2 Silane, tetramethyl- 88 C4H12Si 000075-76-3 9 3 Pentane, 3-methoxy- 102 C6H140 036839-67-5 9 4 1,3-Dioxolane, 2-methyl- 88 C4H802 000497-26-7 5 Abundance 7 Scan 279 (7.607 min): 28903.D (-) m/z 72.95 100.00% 73

5000 43 I ‘ ‘ ‘ ■ I ' 11 * I * * » » I ‘ i ‘ I • » 87 103 7.20 7.40 7.60 7.80 8.00 50 55. .61 67, t , • ■ i ■ ■ ■ ■ i ■ • ■ ‘ i ‘ 38,441 1 T’’a ■ TIT Tu—BBBTgT m/z 43.00 26.33% miz-> 10 20 30. 40 50 60 70 80 90 100 110 Abundance #292: N-Ethylformamide 30 73

5000 - 44 58 7.20 7.40 7.60 7.80 8.00 m/z 41.05 10.10% 15 - 1 1 1 ' — 1 1 1 — > i • • i ' ' ' ■ i • 1 • ■ i • ‘ ■ ■ i ■ • ■ ' i • ■ ■ ■ i • m/z-> 10 20 30 40 I50 60 70 80 90 100 110 Abundance #845; Silane, tetramethyl- 73 TTTTrrr —— 7.20 7.40 7.60 7.80 8.00 5000 m/z 44.95 9.57%

45 | 15 31 181 1r 11 ..................... - m/z-2 Abundance 10 20 30 40 50 60 70 #1793: Pentane, 3-methoxy- 80 90 100 110 11 ' T r IT T—ur r 1 . . 73 7.20 7.40 7.60 7.80 8.00 m/z 71.op 6.23% 5000 45

2733 39 55 1 1 I 1 ' TT 1 1 । i‘ 1 ‘ । >| । । > I | I TT T I 4 4 | * J * • • 4 ————— —I3 TT T j T T j 11 i i 1 I । r T ii । TT m/z-> 10 20 30 40 50 60 70 80 90 100 110 7.20 7.40 7.60 7.80 8.00

28903.D GCMS1126.M Thu Dec 13 10:19:02 2001 Page 1

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