GCMS analysis results, sample AE11157, May 22, 2002

Machine-extracted title · confidence 80%

GCMS analysis for sample AE11157 identifying other unknown compounds with a 2,4-DDD surrogate recovery of 91%, completed May 22, 2002.

NYC-WTC_000024652–000024664

Folder label: “GCMS X 5/13/02 A 5/15/02”

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NYC 9/11 Public Portal Document

Library Search Compound Report Data File : C:\MSDCHEM\l\DATA\020515\11157.D Vial: 9 Acq On : 15 May 2002 7:43 pm Operator: Nefliu Sample : sample Inst : Instrumen Mise Multiplr: 1.00 MS Integration Params: rteint.e Quant Method : C:\MSDCHEM\1\METHODS\SCAN020507.M (RTE Integrator) Title : Method 508 GC/MS Scan Library : C:\DATABASE\nist98.1 ********************************************************************* Peak Number 3 Cyclopentasiloxane, decamet... Concentration Rank 2 R.T. EstConc Area Relative to ISTD R.T. 15.46 0.83 ug/1 80988 Naphthalene-d8 16.53 Hit# of 5 Tentative ID MW MolForm CAS# Qual

>1 Cyclopentasiloxane, decamethyl- 370 C10H3005Si5 000541-02-6 59 2 Benzoic acid, 2,6-bis[(trimethyl... 370 C16H30O4Si3 003782-85-2 42 3 Cyclopentasiloxane, decamethyl- 370 C10H3005Si5 000541-02-6 40 4 3,4-Dihydroxybenzyl alcohol,tris... 356 C16H3203Si3 068595-79-9 38 Abundance Scan 2107 (15.459 min): 11157.D (-2095) (-) m/ z 73.10 100.00% 73

5000 267 355 ■ ' i ■ '

mlz-> 44 I 1113 - 122 154 —mmmmmmp . ............ 191 223 249 :20 40 60 80 100 120 140 160 180 200 220 240 260 280 300 320 339 340 4360 15.20 15.40 15.60 15.80 m/z 355.00 26.94% Abundances #115315: Cyclopentasiloxane, decamethyl- 73

355 267 .A/a. 5000 15.20 15.40 15.60 15.80 m/z 266.95 26.56% 45। 191207223 251 | 323339 11‘m0*uu —um—mpDun—nu— ngur TTTTu mz-> :20 40 60 80 100 120 140 160 180 200 220 240 260 280 300 320 340 360 Abundance #27962: Benzoic acid, 2,6-bis[(trimethylsilyl)oxy]-, trime... 73 355

15.20 15.40 15.60 15.80 5000 m/z 356.00 14.73%

147 267 44 89105 131 | 163 191207223 /249 . 44.283, ..... ilur..... i ■ it i■ "i' t i Ti ' T' ‘ ■ ■ i ■1 *i i ''r" i' " 'i 313 339 । 371 41 ■14' i1" ■ i ■J i "‘"i miz-> 20 40 60 80 100 120 140 160 180 200 220 240 260 280 300 320 340 360 Abundance #115273: Cyclopentasiloxane, decamethyl- -- 73 15.20 15.40 15.60 15.80 m/z 59.00 9.78%

5000 267 355 45

m/z—> ■'; ■1 ■m**1*2mpur223.4′4, 428.44h7S5uiRRRi*** 96 115133149165 , 193 307323339 I 20 40 60 80 100 120 140 160 180 200 220 240 260 280 300 320 340 360 A... 44. 15.20 15.40 15.60 15.80

11157.D SCAN020507.M Thu May 16 09:38:53 2002 Page 5

NYC-WTC_000024660

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NYC-WTC_000024660Source: NYC Law Department, mirrored locally

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