GCMS analysis results for sample AE10810, May 2002

NYC 9/11 Public Portal Document - Data File : C:\MSDCHEM\1\DATA\051402\10810.D Vial: 20 Acq On : 15 May 2002 5:50 am Operator: Mclean Sample : 5/7 kb Inst : Instrumen Mise Multiplr: 1.00 MS Integration Params: LSCINT.e

Quant Method : C:\MSDCHEM\l\METHQDS\050102.M (Chemstation Integrator) Title : 508 Modified GC/MS scan Library : C:\DATABASE\NIST98.L ********************************************************************* Peak Number 5 Cyclotetrasiloxane, octamet.. Concentration Rank 16

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

9.25 0.30 ug/L 284297 1,4-Dichlorobenzene-d4 9.94

Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 Cyclotetrasiloxane, octamethyl- 296 C8H2404Si4 000556-67-2 64 2 7H-Dibenzo[b,g]carbazole, 7-methyl- 281 C21H15N 003557-49-1 42 3 5H-Naphtho [2,3-c]carbazole, 5-me... 281 C21H15N 100025-44-3 40 4 Cyclotetrasiloxane, octamethyl- 296 C8H24O4S14 000556-67-2 37 Abundance Scan 1051 (9.254 min): 10810.D (-1045) (-) m/z 281.10 100.00% 281

5000 .................. \.................... । । । । । i i rt । > 1 । ^ । i । । i । i । i

43 57 73 96 119133 249 265 193207 9.00 9.20 9.40 9.60 1, 1 0 T1‘1111‘11111*r‘7‘11-1‘11-111-‘111111I 11 1 1 1 11 1 ' I ' 1 ‘ I ' 1 1 1 I '' ' ' I '''1 I ' ' — 1l I I I I I 1 1 _ m/z 282.00 26.12% m/z-> Abundance 0 20 40 60 80 100 120 140 160 180 200 220 240 260 280 #97367: Cyclotetrasiloxane, octamethyl- 1 281

5000 — 1 1 I L 1l 11 I I f I 1 I I I I I I 11 I

9.00 9.20 9.40 9.60 m/z 283.00 22.97% 15 29 45 59 73 96 119133147 163177191 20221235249 265 295 0 । । । । i *i '|' । t i rnhnti Mrv r 1 । i ii I । i 1 ' 1 [ i11 । Li । । ■>' । [ 1 1 11 1 ''1 । । 'ii । । । । । 'i [ ' । ’ ' । । ।' । IT ‘ Ir m/z-> 0 20 40 60 80 100 120 140 160 180 200 220 240 260 280 Abundance #97365: 7H-Dibenzo[b,g]carbazole, 7-methyl- 281

9.00 9.20 9.40 9.60 5000 m/z 193.00 11.18%

266

0- 39 63 86 100 119133147 163,187 213 237 252 1 . J...... m/z-> 0 20 40 60 80 100 120 140 160 180 200 220 240 260 280 Abundance #97364: 5H-Naphtho[2,3-c]carbazole, 5-methyl- 281 9.00 9.20 9.40 9.60 m/z 191.00 10.58%

5000

140 266 39 63 86 100 .125,1 163 187 213 237252 | |... 0 । | । ' । i | । ' । i -| । 17 । |"i HTp-r . . | . I' 1* l' .f . । । । । li . " . . I i । I . . ‘ ‘14 m/z-> 0 20 40 60 80 100 120 140 160 180 200 220 240 260 280 9.00 9.20 9.40 9.60

10810.D 050102.M Thu May 16 12:39:28 2002 Page 9

NYC-WTC_000046019