GCMS blank analysis results, Dec 2001

NYC 9/11 Public Portal Document

Library Search Compound Report

Data File : C:\HPCHEM\1\DATA\DEC1401\LBC.D Vial: 3 Acq On 15 Dec 2001 4:29 am Operator: 209 GALOS Sample : gems scan 12/10 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 Silane, tetramethyl- Concentration Rank 1

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

7.60 3.72 ug/1 985771 1,4-Dichlorobenzene-d4 11.67

Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 Silane, tetramethyl - 88 C4H12Si 000075-76-3 23 2 N-Ethylfo amide 73 C3H7NO 000627-45-2 9 3 1,3-Dioxo ane, 2-(3-bromo-5,5,5-tri 352 C10H16BrC1302 000000-00-0 9 4 1,3-Dioxolane, 2-methyl-________ 88 C4H802 000497-26-7 5 Abundance Scan 278 (7.596 min): LBC.D (-) m/ z 73.0.0 100.00% 73

5000 43

87 7.20 7.40 7.60 7.80 8.00 38 |, I 49 55 60 67, , 103 Cdddm . -|-r-r > . । . T T TT1 I— m/z 43.05 26.81% m/z-> 10 20 30 40 50 60 70 80 90 100 110 120 Abundance #62932: Silane, tetramethyl- 73

5000 7.20 7.40 7.60 7.80 8.00 45 m/ z 44.95 10.09% 15 1 53 59 1............88...................................... ... — - m/z--> 10 20 30 4G 50 60 70 80 90 100 110 120 Abundance #292: N-Ethylformamide 30 73 TIu—I—’r 7.20 7.40 7.60 7.80 8.00 5000- m/ Z 41.00 9.36% 44 58

TTIm 15 I I —.... 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-trichloro-2,2-dimet 73 7.20 7.40 7.60 7.80 8.00 m/z 71.00 6.21% 5000 45 6 ■ ■ i ■ ■ ' ' i 1 ' ' ■ i ■ ■ 1 ■ i ' 1 । 55 67, । ■ i ■ • ■ ■’ । • .......................109,115, m/z-> 10 20 30 40 50 60 70 80 90 100 110 120 7.20 7.40 7.60 7.80 3.00

LBC.D GCMS1126.M Fri Dec 28 13:30:10 2001 Page 1

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