GCMS analysis results for sample AE11928, June 2002

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Laboratory report documenting GCMS analysis of sample AE11928 conducted on June 4, 2002.

NYC-WTC_000013496–000013523

Folder label: “GCMS X 5/22/02 A 5/23/02”

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NYC 9/11 Public Portal Document Library Search Compound Report Data File : C:\MSDCHEM\l\DATA\052302\11928.D Vial: 8 Acq On : 23 May 2002 3:40 pm Operator: Mclean Sample : 5/22ad 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 10 Cyclotrisiloxane, hexamethyl- Concentration Rank 18

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

5.36 0.24 ug/L 172644 1,4-Dichlorobenzene-d4 9.90 Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 Cyclotrisiloxane, hexamethyl- 222 C6H1803Si3 000541-05-9 9/ 2 Cyclotrisiloxane, hexamethyl - 222 C6H1803Si3 000541-05-9 9 3 2-Methyl-6-(5-methyl-2-thiazolin... 207 C10H13N3S 1000225-39-3 5 4 4-Bromo-3-chloroaniline 205 C6H5BrClN 021402-26-X 5

X Abundance Scan 388 (5.359 min): 11928.D (-383) (-) m/z 207.00 10/0.00% 207

5000 133 38 49 96 5.00 5.20 5.40 ■ ■ i ■ ■ ■ ■ i ■ 5.60 5.80 0I 1 r-i r 11n4n2//0/, 11444 1 1 1*144 ■ ‘ i ■ ■ ■ ■ i ■ ■ ■ 1 i ‘■ i ■ ■ • ■ i ■ TT m/z 208.00 37.93% mlz-> 0 20 40 60 80 100 120 140 160 180 200 Abundance #126480: Cyclotrisiloxane, hexamethyl- 207

5000 ■ ' i • ■ ■ ■ i • ‘ 1 1 I' ■ ' • i ' • ■ • i ■ 5.00 5.20 5.40 5.60 5.80 96 m/ z 209.00 22.14%

niz-> 0 0 1— 20 28 40 45 61 60 75 86. 80 ■ 1,106,119 133,147 163 177.191 100 120 140 160 180 200 ‘ ‘ 1

Abundance #84874: Cyclotrisiloxane, hexamethyl- 207 ■ ■ i ■ ■ ■ ' i ■ ‘ *’1’11* 5.00 5.20 5.40 5.60 5.80 500) m/z 133.00 21.86%

96 192 191 4 15 29 45 61 75 85. | . 119 | 147 163 177 L 0- IOB—mmmmmTTTNTTTTTTTIT 11 ‘ I mfz-> 0 20 40 60 80 100 120 140 160 180 200 Abundance #84743:2-MethyI-6-(5-methyl-2-thiazolin-2-ylamino)pyridine 207 500 5.20 5.40 5.60 5.80 93 165 m/z 96.00 17.00% 65 119 133 5000 39 147 107

n/z—> 0 1 0 20 III 55. ll r d ti", """".1 40 60 [80

80 | ll— j ll 100 120 n i 1* ‘ * J * 140 160 4478.144—— 180 20) 5.00 5.20 5.40 5.60 5.80

11928.D 052202.M Wed May 29 09:48:48 2002 Page 13

NYC-WTC_000013513

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