GCMS analysis comments for sample AD29517 re-analysis required, Jan 2002

NYC 9/11 Public Portal Document Library Search Compound Report

Data File C:\HPCHEM\1\DATA\JAN0302\29517.D Vial: 17 Acq On 4 Jan 2002 2:10 am Operator: 209 GALOS Sample gems 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 3-Pentanol, 3-methyl- Concentration Rank 2

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

7.47 2.38 ug/1 1191500 1,4-Dichlorobenzene-d4 11.53

Hit# Of 5 Tentative ID MW MolForm CAS# Qual

1 3-Pentanol, 3-methyl- 102 C6H140 000077-74-7 28 2 1,3 -Dioxolane , 2-methyl- 88 C4H802 000497-26-7 9 3 Silane, tetramet hyl- 88 C4H12Si 000075-76-3 9 4 N-Ethylformamide__________________ 73 C3H7NO 000627-45-2 9 Abundance / Scan 264 (7.468 min): 29517.D (-) m/ z 73.00 100.00% ® 73

5000- 43

87 103 7.20 7.40 7.60 7.80 3? |, | 50 55 50 67 । i ■ ■ ' ■ i ' ' ' ■ i 1 I' 1 1 • i ' ■ ■ 1 । ' 1 I m/ z 43.0,5; 31.98% miz-> 10 20 30 40 50 60 70 80 . 90 100 110 Abundance #63573: 3-Pentanol, 3-methyl- 73

5000 7.20 7.40 7.60 7.80 55 m/z 45.0,5 11.44% 45 87 27 i ■ ' ' 1 , ■ i ' 1 ' ■ I 39, I ■ i • ■ • — 4 , m/z-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #62902: 1.3-Dioxolane, 2-methyl- 73

7.20 7.40 7.60 7.80 5000 43 m/z 41.0,5 11.21% 58 27 i 87 I ।_______ .__________ i__________ i, • • i • • • • । • i • • ■ • i • • ■ ■ । • • ■ I......................... ' ■ i ■ ■ ' ■ i m/z-> 10 20 30 40 __ 50____ 60 70 80 90 100 110 Abundance #62932: Silane, tetramethyl- । । । । । । । । 1 1 1 1 73 7.20 7.40 7.60 7.80 m/z 71.001 7.16%

5000-

45 15 | 53 59 |............. 88............................. TTT -IPPIIITITTI r TTT i 11 | < i i i T—rf ' IT । m/z-> 10 20 30 40 50 60 70 80 90 100 110 7.20 7.40 7.60 7.80

29517.D GCMS1126.M Tue Jan 08 12:19:13 2002 Page 1

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