GCMS method 508 scan data for WTC samples, March 2002

NYC 9/11 Public Portal Document

Library Search Compound Report Data File : C:\MSDCHEM\1\DATA\031902\3800.D Vial: 10 Acq On : 19 Mar 2002 7:02 pm Operator: McLean Sample : RE-INJ 2/20 Inst : Instrumen Mise Multiplr: 1.00 MS Integration Params: LSCINT.P

Quant Method : C:\MSDCHEM\1\5973N\5080302.M (RTE Integrator) Title : Quantitation For Method 508gcscan Library : C:\DATABASE\WILEY7N.L

Peak Number 16 3,6-Dioxa-2,4,5,7-tetrasila... Concentration Rank 16

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

35.96 0.56 ug/L 150448 Perylene-dl2 34.18

Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 3,6-Dioxa-2,4,5,7-tetrasilaoctan... 294 C10H3002Si4 004342-25-0 40 2 VANILLYLPYRUVIC ACID 2TMS 354 C16H26O5Si2 000000-00-0 38 3 Mercaptoacetic acid, bis(trimeth... 236 C8H20O2SSi2 006398-62-5 38 4 OXID DTT ITBDMS 1TMS 338 C13H30O2S2Si2 000000-00-0 35 Abundance Scan 3625 (35.956 min): 3800.D (-) m/z 73.10 100.00% 73

147 221 5000 281 355 35'60 35.80 36.00 36.20'2

miz-> 0 1*1/11/1/1118 0 50 100 150 200 250 1 300 350 400 -f m/z 147.10 71.11%

Abundance #241908: 3,6-Dioxa-2,4,5,7-tetrasilaoctane, 2,2,4,4,5,5,7,... 147 221

73 5000 A AA ‘ 17 ' r‘ l TWAA4 35.60 221.10 m/z 35.80 36.00 36.20 191 53.44% 117 - 279 45 | m/Z-> 0- 0 T50 100 150 200 250 300 350 T-r-pr-n-T-j-T-r 400 Abundance #301273: VANILLYLPYRUVIC ACID 2TMS 73

147 ' I "" I ''' TWA 35.60 35.80 36.00 36.20 m/z 281.10 32.61% 5000

m/z-> 0- T TT 44

Abundance 0 1IT A---TOTT T ■ । TTPT r 50 100 150 200 250 117

147 178 206,236 300 350 400 #166736: Mercaptoacetic acid, bis(trimethylsilyl)- 73 20. 280 300 355 411 3811 AwW m/z 355.10 L 35.60 35.80 36.00 36.20 18.60%

5000

221 45 193 13 , , 104 । 0——rr - ---- + L TV I •1 <11 T Li m/z—> 0 50 100 150 200 250 300 350 400 35.60 35,80 36.00 36.20

“AAA Ensn302 .M Thu Mar 21 11:42:39 2002 Page 18 NYC-WTC_000037904