GCMS analysis report, sample AE02338, March 22, 2002

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Data File C:\MSDCHEM\l\DATA\030402\2338.D Vial: 10 Acq On 4 Mar 2002 5:38 pm Operator: McLean Sample 1/31 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 6 Pentasiloxane, dodecamethyl- Concentration Rank 2

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

17.88 3.24 ug/L 1550070 Acenaphthene-dl0 18.17

Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 Pentasiloxane, dodecamethyl- 384 C12H3604S15 000141-63-9 42 2 3-Isopropoxy-1,1,1,7,7,7-hexamet... 576 C18H5207S17 071579-69-6 40 3 Trisiloxane, 1,1,1,5,5,5-hexamet... 384 C12H36O4S15 003555-47-3 40 4 Silane, [1,3,5-benzenetriyltris(... 342 C15H30O3Si3 010586-12-6 38 Abundance Scan 1632 (17.878 min): 2338.D (-) m/z 73.10 100.00% 73

5000 147 281

327 ■ ■ i ■ ■ ■ ■ H ■v. m rn 221 251 17.60 17.80 18.00 18.20

n/z-> 117 , 0! — • ■ i ■ —A Tmrmt* 50 100 191, 44ls 150 200 250 300 350 400 450 500 ■ i ‘‘ i ■ ■ • • i ‘ ■ 550 m/z 281.00 46.27%

Abundance #322221: Pentasiloxane, dodecamethyl- 73 147 281

5000 TIITTTPPPIT 369 17.60 17.80 18.00 18.20 m/z 147.10 41.46% 207

0+ 334—+ 117 177 I 249 ■ • i ■' • • 11'111111' 111 miz-> 50 100 150 200 250 300 350 400 450 500 550 Abundance #379639:3-isopropoxy-1,1,1,7,7,7-hexamethyt-3, 5,5-tris(tr... 73

‘ ‘ I 1T - 17.60 17.80 18.00 18.20 5000 m/z 327.00 18.51% 147 43 221

miz-> 04 Apopea 1**] 257,377.. 115 .... 519.501 50 100 150 200 250 300 350 400 450 500 550 Abundance #322218: Trisiloxane, 1,1,1,5,5,5-hexamethyi-3,3-bis[(trIm... 73 147 sausnyli 17.60 17.80 18.00 18.20 ■ i • ■

m/z 282.00 13.13% 281 5000

369 207 70 0- 271—1. nntr 117 177 1 249 rrtrmepti 338 | — s ■ i' ■ ‘111 ■ 1 ■ • ■' i ■ r‘• i ■ ■ ■ ■ 11'1111'1111' m/z—> 50 100 150 200 250 300 350 400 450 500 550 17.60 17.80 18.00 18.20

2338.D 5080302.M Mon Mar 18 08:32:15 2002 Page 8

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