GCMS analysis report sample AE11908, June 4, 2002

NYC 9/11 Public Portal Document Library Search Compound Report Data File : C:\MSDCHEM\1\DATA\052202\11908.D Vial: 15 Acq On : 23 May 2002 1:14 am Operator: Mclean Sample : 5/21 ad Inst : Instrumen Mise Multiplr: 1.00 MS Integration Params: LSCINT.e

Quant Method : C:\MSDCHEM\1\METHODS\050102.M (Chemstation Integrator) Title : 508 Modified GC/MS scan "6 Library : C:\DATABASE\NIST98.L ********************************************************************* Peak Number 15 1,1,1,5,7,7,7-Heptamethyl-3... Concentration Rank 6 R.T. EstConc Area Relative to ISTD R.T. 33.20 2.34 ug/L 962060 Perylene-dl2 34.66

Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 l,l,l,5,7,7,7-Heptamethyl-3,3-bi... 444 C13H40O5Si6 038147-00-1 53 2 Cyclononasiloxane, octadecamethyl- 666 C18H5409Si9 000556-71-8/40 3 Mercaptoacetic acid, bis(trimeth... 236 C8H20O2SS12 006398-62-5 38 4 3,6-Dioxa-2,4,5,7-tetrasilaoctan... 294 C10H3002Si4 004342-25/0 32 Abundance Scan 5126 (33.197 min): 11908.D (-5108) (-) m/z 73.10 100.00% 73

147 221 5000 281 355 rm 1. — 0 429 32.80 33.00 33.20 33.40 33.60 ( 1 325 117 191 503 niz-> 0 1 0 50 — ------ 1141*24****1*1** m/z 147.10 62.12% 100 150 200 250 300 350 400 450 500 550 600 650 Abundance #26950:1,1,1,5,7,7,7-Heptamethyl-3,3-bis(trimethylsiloxy)... 73

147 5000 267 MPA,AtA a ri 111 355 429 32.80 33.00 33.20 33.40 33.60 207 rn/z 221.10 50.33% 0 1*‘*I 11111111111' r1 *1* 1111■ I1 ■ ■ • i■' 1111111'1111 ■ i'1 ■' i *1 niz-> 0 50 100 150 200 250 300 350 400 450 500 550 600 650 Abundance #115158: Cyclononasiloxane, octadecamethy- 73 147 221 429 TRMAm i ‘ ■ 1 i • ■ 355 32.80 33.00 33.20 33.40 33.60 5000 281 m/z 281.10 24.72%

475 — —TP 651 0- 1***1***11* ■ ■ i ■ miz-> 0 50 100 150 200 250 300 350 400 450 500 550 600 650 / Abundance #26922: Mercaptoacetic acid, bis(trimethylsily!)- ft A AMA M k AM ‘ I ‘ ‘ ‘ ' I ‘ . AAAAA 73 32.80 33.00 33.20 33.40 33.60 147 m/z 206.95 24.32%

5000 221 www n/z-> 0 +1344744 0 177 104 — ■ ■ i ■ • • ■ i ■ ■ ■ ■ i111 ■ i ■ ■'' i * ■ ■ ‘ i ■ ‘ ‘111111111 1111' 50 100 150 200 250 300 350 400 450 500 550 600 650 32.80 33.00 33.20 33.40 33.60

11908.D 052202.M Tue May 28 12:15:50 2002 Page 18

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