GCMS quantitation report, May 22 2002

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Data File : C:\MSDCHEM\l\DATA\052202\11905.D Vial: 12 Acq On : 22 May 2002 10:47 pm Operator: Mclean Sample : 5/21 ad Inst : Instrumen Mise Multiplr: 1.00 MS Integration Params: LSCINT.e Quant Method : C:\MSDCHEM\1\METHODS\052202.M (Chemstation Integrator) Title : 508 Modified GC/MS scan **** Library : C:\DATABASE\NIST98.L ********************************************************************* Peak Number 9 Cyclotrisiloxane, hexamethyl- Concentration Rank 13 R.T. EstConc Area Relative to ISTD R.T.

5.37 0.22 ug/L 171956 1,4-Dichlorobenzene-d4 9.90

Hit# Of 5 Tentative ID MW MolForm CAS# Qual 1 Cyclotri siloxane, hexamethyl- 222 C6H1803Si3 000541-05-9 78 2 Cyclotrisiloxane, hexamethyl- 222 C6H1803Si3 000541-05-9 72 3 Cyclotrisiloxane, hexamethyl- 222 C6H1803Si3 000541-05-9/56 4 Arsenous acid, tris(trimethylsil... 342 C9H27AsO3Si3 055429-29-3 39 Abundance Scan 391 (5.377 min): 11905.D (-371) (-) m/z 207.00 100.00% 207

5000 ............... /.....................

43 oe 96 133 191 500 5.20 5.40 5.60 5.80

mfe-> 0 0- 201111111,53 20 40 60 ....80 .1,1 100 120 I 140 160 180 I 200 I.., m/z 208.00 22.90% Abundance #126481: Cyclotrisiloxane, hexamethyl- 207

5000 5.00 5.20 5.40 5.60 5.80 m/ z 209.00 12.12% 191 0 !***I*‘*I*IIIII"!m 75 *6 119 123 147 163 177 TI "II iz-> 0 20 40 60 80 100 120 140 160 180 200 Abundance #84874: Cyclotrisiloxane, hexamethyl- 207

5.00 5.20 5.40 5.60 5.80 5000- m/z 95.90 10.94%

96 4 33 __ 1 94

0- 4 15 29 .45 61 , 75 85. |. 119 T 147 ,163 177 . ,, vfz~> 0 20 40 60 80 100 120 140 160 180 200 Abundance #126480: Cyclotrisiloxane, hexamethyl- 207 5 00 5.20 5.40 5.60 5.80 |

5000

96 133 191 0- 28 45 61 75 86 . 106 119 1147 163 177 1 L 11 * I m/z—> 0 20 40 60 80 100 120 140 160 180 200 5.00 5.20 5.40 5.60 5.80

11905.D 052202.M Tue May 28 12:12:11 2002 Page 12

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