GCMS analysis results for sample AE02712, Mar 15, 2002

NYC 9/11 Public Portal Document Library Search Compound Report

Data File C:\HPCHEM\l\DATA\MAR0702\2712.D Vial: 23 Acq On 8 Mar 2002 11:22 am Operator: Sample gc/ms scan 2/5 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 2 Silane, tetramethyl- Concentration Rank 2

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

8.20 0.39 ug/1 41346 1,4-Dichlorobenzene-d4 12.31

Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 Silane, tetramethyl- 88 C4H12S1 000075-76-3 9 2 3-Pentanol, 3-methyl- 102 C6H140 000077-74-7 9 3 Butane, -methoxy- 2 -methyl - 102 C6H140 000994-05-8 9 4 Formami , N,N-dimethyl- 73 C3H7NO 000068-12-2 5 Abundance Scan 344 (8.203 min): 2712.D (-) i m/z 73.00.. '100.00% 73

5000 43 1 1 ■ i ■ ' ■ i 1 1 1P1 87 103 7.80 8.00 8.20 8.40 8.60 —ll. 1 i 55' ......... 1 1 il ■ । ■ ■ 1 1 । ' 1 ■ ■ । > 111 I > > । ■ 1 >1 > ‘ 1 । - m/z 43.05 26.06% ...... 10..........20 30 40 50 60 70 80 90 100 110 Abundance #845: Silane, tetramethyl-

5000 73 ,. y IA ■ i ■ ■ 1 ■ i 1 1 1 ’ i 1 1 1 1 i ' ' ■ ' i ' ' 7.80 m/ z 8.00 44.95 8.20 8.40 8.60 10.91% . 45 । 15 31 . ,| 55 ij 83 m/z~> 10 20 30 40 50 60 70 80 90 100 110 Abundance 73 I

7.80 8.00 8.20 8.40 8.60 5000 m/z 41.05 10.76% 55 45 87 27 39 m/z-> Abundance 10 20 30 ■ ' i ' 40 50 ' ■ ■ 60 i 1 70 ' ■ ■ i ' ' ■ 1 i ■ ‘ 80 ' । 1 1 1 1 i 90 1 1 ] 1 100 i 1 1 1110 #1761: Butane, 2-methoxy-2-methyl- 73 7.80 8.00 8.20 8.40 8.60 m/ z 71.0,0 9.42% 5000 55 87 97 45 ..... 27 33 .. 1...... ' ' I ' ' ' ' I ' ' ' ' I 1 1 1 ' I ' 1 ' 1 1 1 1 '''I 1 1 1 ' I’ ■ । 1 ' 1 1 i 1 1 ■ ■ । ■ 1 ' ' । ■ m/z-> 10 20 30 40 50 60 70 80 90 100 110 7.80 8.00 8.20 8.40 8.60 |

2712.D GCMS0208.M Wed Mar 13 15:01:41 2002 Page 2

NYC-WTC_000005492