GCMS blank sample results, Mar 8 2002

NYC 9/11 Public Portal Document

Data File : C:\HPCHEM\1\DATA\FEB2102\LBC.D Vial: 44 Acq On : 23 Feb 2002 11:27 am Operator: Sample : gc/ms scan 1/14 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 1 Silane, tetramethyl- Concentration Rank 1

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

8.21 3.59 ug/1 246149 1,4-Dichlorobenzene-d4 12.33

Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 Silane, tetramethyl- 88 C4H12Si 000075-76-3 9 2 N-Ethylformamide 73 C3H7NO 000627-45-2 9 3 1,3-Dioxolane, 2-(3-bromo-5,5,5-tri 352 C10H16BrC13O2 000000-00-0 9 4 1,3 -Dioxolane, 2-pentadecyl- 284 C18H3602 004360-57-0 9 Abundance 1 Scan 345 (8.206 min): LBC.D (-) m/ z 73.00... 100.00% 73

5000 43 7.80 8.00 8.20 8.40 8.60 . 381,1... 55., . 67,1 , 1 1 1 I I l ' ‘ I ■ ■ . I I ' ■ I ' l . ■ ■ ■ । 87 ■ 1'1 i > ■ ■ ■ । '103 ’ ■ i ■ ■ ■ ■ i > ■ m/z 43.05 27.80% m/z-> 10 20 30

k 40 50 60 70 80 90 100 110 120 Abundance #62932: Silane, tetramethyl- 73

5000 TI413.m f i 1 ' ■ ■ i ■ ' ’ ■ । ■ 1 7.80 8.00 8.20 8.40 8.60 45 m/ z 44.95 10.22% 15 53 59 88 ■ ■ l ■ 1 ■ ■ i ' 1 ■ ‘ i 1 ■ i I I । ■ i ■ ■ ■ i । ■

m/z-> 10 20___ 30 40 50 60 70 80 90 100 110 120 Abundance 30 73 7.80 8.00 8.20 8.40 8.60 5000 m/z 41.05 9.62% 44 58

15 TTT-T-—mOTTmTTIPTPPITIT m/z-> 10 20 30 40 50 60 70 80 90 100 110 120 Abundance #49423: 1,3-Dioxolane, 2-(3-bromo-5,5,5-trichioro-2,2-dimet i ■ ■ ■ ■ i ' ‘ 73 7.80 8.00 8.20 8.40 8.60 m/ z 71.0,0 6.79% 5000

45 36 i I 55 67 115 / 1 1 1 1'' ’ I 1 1 1 111 ' +r ' i ' 1 ' ' i ' 1 ' 1 i ' 1 1 109 1 1 1 1 1 1 1 1 1 m/z-> 10 20 30 40 50 60 70 80 90 100 110 120 7.80 8.00 8.20 8.40 8.60

LBC.D GCMS0208.M Fri Mar 08 09:50:59 2002 Page 1

NYC-WTC_000006267