GCMS analysis report for sample AD26393, Dec 2001

NYC 9/11 Public Portal Document

Library Search Compound Report Data File : C:\HPCHEM\1\DATA\NOV3001\26393 .D Vial: 3 Acq On : 30 Nov 2001 2:02 pm Operator: GALOS Sample : gc/ms unknown 11/3 Inst : GC/MS Ins Mise 2 Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Method : C:\HPCHEM\1\METHODS\NP112701.M (RTE Integrator) Title : 208 625/TCLP calibration table Library : C:\DATABASE\NBS75K.L ********************************************************************* Peak Number 3 Oxirane, tetramethyl- Concentration Rank 3 R.T. EstConc Area Relative to ISTD R.T. 5.18 2.21 ng/ 955844 1,4-Dichlorobenzene-d4 11.89 Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 Oxirane, te amethyl- 100 C6H120 005076-20-0 35 2 Pentane, 2,4- dimethyl - 100 C7H16 000108-08-7 35 3 Pentane, ,3-dimethyl- 100 C7H16 000565-59-3 32 4 Pentane, ,3-dimethyl-__________ 100 C7H16 000565-59-3 32 Abundance Scan 37 (5.183 min): 26393.D (-) m/z 41.10 100.00% 4h 59

5000 71 5.00'5.20 5.40 5.60 ‘ miz-> ----- 1 1 14753 .-Pmamm 10 20 100 m/z 30 40 50 60 70 80 90 100 110 59.10 80.03% Abundance #63416: Oxirane, tetramethyl- 59 43

5000 115.60 29 76.45%

_N_ 85 * । ' < ' * । » 'I* > । 67 100 ■ ' i ‘ ■ i ‘ ‘ ‘ 1 i ' ' • ■ i 1 T-r-]-r-r > । । i"i । miz-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #1594: Pentane, 2,4-dimethyl- 43 57 5.00 5.20 5.40 5.60

I 5000 m/z 43.05 74.70%

27 85 69 | 100 1 I ‘ • ''i • ‘ • i ■ ■ 1 ■ i ' ' ' ' I ■ ' ' ‘ i ■ n/z-> Abundance 1 • ।11'' । ■ '' ■ । ■ ■ ■ ■ । 10 20 30 40 5o 60 70 80 90 100 110 #63431: Pentane, 2,3-dimethyl- 43 56 ' 5.66 1520 115.40 5.60 ' m/z 42.05 64.99% 5000- 29 71

15 85 m/z—> 10 I * ■ i • • • ■ i 20 ■ ■ ‘ ‘ i 30 ■ ■ ‘ ‘ i 40 ’ • I 50 ’ ’ 1I8 60 —7 80 90 100" 110 ' 5.00 ' 1 100 1111. ITT T 5.20 5.40 5.60 . ।

26393.D NP112701.M Tue Dec 04 10:43:48 2001 Page 3

NYC-WTC_000031559