GCMS surrogate recovery results, sample AE00940, March 4, 2002

NYC 9/11 Public Portal Document

Library Search Compound Report

Data File : C:\HPCHEM\l\DATA\FEB2102\940.D Vial: 62 Acq On : 24 Feb 2002 5:08 am Operator: Sample : gc/ms scan 2/21 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.

8.20 2.46 ug/1 165207 1,4-Dichlorobenzene-d4 12.33

Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 Silane, tetramethyl- 88 C4H12Si 000075-76-3 50 2 3-Pentanol, 3-methyl- 102 C6H140 000077-74-7 28 3 1 -Butanamine , 3-methyl- 87 C5H13N 000107-85-7 9 4 N-Ethylformamide____________ 73 C3H7NO 000627-45-2 9 Abundance ? Scan 344 (8.197 min): 940.D~(-) m/ z. 7 3.0.0 100. o 0 % : 73

5000 43 ■ i ' ■ ‘ ‘ i ■ 7.80 8.00 P si 1 ■ ■ ■ i ■ ' 8.20 8.40 8.60 55 87 miz-2 ■ • i ‘ 10 20 ‘ • i • ■ ■ ■ i • 30 —3344L 40 । i 1 1 *s’I’I’I • • > 11’1 I 50 60 70 80 ■ i ■ • • 1 i • ■ ■ ' i 90 100 103 1 ' i • 110 m/ z 42.9.5 29.17% Abundance #845: Silane, tetramethyl- 73

5000 ‘ I ' ' ' ‘ I ‘ r I**1’2411u 7.80 8.00 8.20 8.40 8.60 45 m/z 41.0,5 11.70 15 31 88 ■ ■ i ■ ■ 11 i 1 ■ ■ * i'' - I1 ■ ‘ i ‘ • i ■ • ‘ ■ i ■ ■ • ■ i ■ miz-10__ 20 30 40 50 60 70 80 90 100 110 Abundance 73

7.80 8.00 8.20 ‘ 8.40 8.60 5000 m/z 44.9.5 10.399 55 27 45 87 39 ‘ ' i ■ ■ 1 ■ i ■ ■ ■ • i ' • ' 1 i ' ■ ■ ■ i ' ' ■ • i ‘ ■ i ■ ‘ ■ I ■ I ' ' 1 1 I ' ' 1 1 I 1 m/z-> 10 20 30 40 50 60 70____ 80 90___ 100 110 Abundance #763:1-Butanamine, 3-methyl- *I*’’’I’**II’TII’I 30 7.80 8.00 8.20 8.40 8.60 m/z 71.0,0 6.55% 5000

15 ' i ' ■ 41 55 70 87 ■ ' i ■ - TUBnunnm—n/—/—n———/n——B—TnBBnnmBOTI-T 1 1 I ■ ■ m/z~> 10 20 30 40 50 60 70 80 90 100 110 7.80 8.00 8.20 8.40 8.60

940.D GCMS0208.M Fri Mar 01 09:11:09 2002 Page 1

NYC-WTC_000009601