Volatile organic compounds analysis results, April 29, 2002

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Laboratory report detailing analytical results for volatile organic compounds in sample AE09681 collected on April 29, 2002.

NYC-WTC_000021854–000021967

Folder label: “524 4/29/02”

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NYC 9/11 Public Portal Document

Library Search Compound Report Data File : C:\MSDCHEM\1\5973N\02APR29\0429B1.D Vial: 1 Acq On : 29 Apr 2002 8:55 am Operator: Sample : 1b Inst : Instrumen Mi sc : Multiplr: 1.00 MS Integration Params: LSCINT.P

Quant Method : C: \MSDCHEM\1. . . \W042302 .M (RTE Integrator) ' Title : VOC method 8260 Library : C:\DATABASE\WILEY7N.L ********************************************************************* Peak Number 2 N-ethyl-1,3-dithioisoindoli... Concentration Rank 2 R.T. EstConc Area Relative to ISTD R.T. 21.18 0.18 ug/L 77973 1,4-Difluorobenzene 17.70

Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 N-ethyl-1,3-dithioisoindoline $$... 207 C10H9NS2 035373-06-9 90 2 Cyclotrisiloxane, hexamethyl- (C... 222 C6H1803Si3 000541-05-9 83 3 Cyclotrisiloxane, hexamethyl- 222 C6H1803Si3 000541-05-9 83 4 Cyclotrisiloxane, hexamethyl- 222 C6H1803Si3 000541-05-9 83 Abundance Scan 1757 (21.179 min): 0429B1.0 (-) m/z 207.10 100.00% 207

5000

96 T11T T-f

44 78 1119 133 147 177 — 191 256 20.80 21.00 21.20 21.40 21.60

K 0- — ■ i ■ ' ■ ■ i ■ • ■ r i ' 1 ■ ■ i ■ —L I ' * ‘ ' I ' ' 1 ‘ l ‘ 1, . • । ■ 11 *11 * 11 m/z 208.00 17.85% m&-> 40 60 80 100 120 140 160 180 200 220 240 260 Abundance #125287: N-ethyl-1,3-dithioisoindoline$$ 1H-lsoindole-1,3- 207

5000 179 191 20.80 21.00 21.20 21.40 21 Iso' m/z 209.10 15.08%

miz—> 0-11*P-—191991Pm1PTIT

Abundance

5000 40 60 80 100 120 140 160 180 200 220 #146397: Cyclotrisiloxane, hexamethyl- (CAS) $$ 1,1,3,3,5,... 207 240 260

1 1 ■ ■ ? 1 ■ i ■ 1 20.80 21.00 21.20 21.40 21.60 m/z96.00 14.86%

0 ■ i • ■ ■ ■ i ■ ■ ■ ■ I ■ ./..120 133,147 163 177.191. aammopmaaq, miz-> 40 60 80 100 120 140 160 180 200 220 240 260 Abundance #146396: Cyclotrisiloxane, hexamethyl- 207 20.80 21.00 21.20 21.40 21.60 m/z 190.90 9.68%

5000

75 9 119 133 147 163 177 121 0 ’ I**’I**’I* ’IB • । • ■ ■ ■ । ■ n/z-> 40 60 80 100 120 140 160 180 200 220 240 260 20.80 21.00 21,20 21.40 21.60

0429B1.D W042302.M Tue Apr 30 11:48:25 2002 Page 4

NYC-WTC_000021859

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