GCMS analysis results for sample AD31674, Jan 25 2002

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Laboratory report documenting GCMS analysis of sample AD31674 with detection of unknown compounds and surrogate recovery.

NYC-WTC_000050276–000050293

Folder label: “GCMS X 1/3/02 A 1/22 - 1/23/02”

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NYC 9/11 Public Portal Document

Library Search Compound Report Data File : C:\MSDCHEM\1\5973N\02JAN22\31674.D Vial: 2 Acq On : 22 Jan 2002 3:30 pm Operator: ' Sample : 508 scan Inst : Instrumen Mise : January 22, 2002 Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Method : C:\MSDCHEM\1...\SCAN508.M (RTE Integrator) Title : 508 scan method Library : C:\DATABASE\WILEY7N.L ********************************************************************* Peak Number 4 Cyclopentasiloxane, decamet... Concentration Rank 5

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

12.54 0.42 ug/L 254541 Naphthalene-d8 13.19 Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 Cyclopentasiloxane, decamethyl- 370 C10H3005Si5 000541-02-6 80 2 Benzeneacetic acid, .alpha.,3,4-... 472 C20H40O5Si4 037148-65-5 47 3 Cyclopentasiloxane, decamethyl- 370 C10H3005Si5 000541-02-6 38 4 N-(Trifluoroacetyl)-N,O,O',O''-t... 553 C22H42F3NO4Si4 000000-00-0 38 Abundance Scan 803 (12.541 min): 31674.D (-) m/z 73.10 100.00% 73

5000 267 355

.am 12.20 .12.40 12.60 12.80 45 — 133154 . 193 223 4 333.4/..... rr m/z 267.00 47.20% nz-> 50 100 150 200 250 300 350 400 450 Abundance #313068: Cyclopentasiloxane, decamethyl- 73

355 267 5000 T 14 12.20 12.40 12.60 12.80 m/z 355.10 42.81% 207 t t , ' ■ i • 323 , ■' ■ ' i ' • 1 ■ i ■ 1 • ■ i ■ ■ 1 i ’ miz-> 50 100 150 200 250 300 350 400 450 Abundance #361625: Benzeneacetic acid, .alpha.,3,4-tris[(trimethylsi... 73 .......M........ ■ ■ i ■ * • • । ■ ■ ■ ■ । ‘ । • ■ • • । ■ 12.20 12.40 12.60 12.80 5000 355 m/z 356.10 14.67%

147 । 193 267 295 429 457 • i ■ * ■ • i • ■ ■ ■ i ■ ■ 1 ■ i '■ ■ niz-> 50 100 150 2(X) 250 300 350 400 450 Abundance #313065: Cyclopentasiloxane, decamethyl- ............ ........ 73 12.20 12.40 12.60 12.80 1,1 m/z 268.00 10.96% 5000 267 355 45 — * 193 223 , 323 । ________ M_________ _ 1**1*111*1** • ■ i ■ ■ ■ ■ i ■ ■ ■ ■ i • ' ■ ■ i ■ ■ • ■ i 1

miz—> 50 100 150 200 250 300 350 400 450 12.20 12.40 12.60 12.80

31674.D SCAN508.M Thu Jan 24 14:00:12 2002 Page 6

NYC-WTC_000050285

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NYC-WTC_000050285Source: NYC Law Department, mirrored locally

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GCMS analysis results for sample AD31676, Jan 2002 · Box DEP Box 28

NYC-WTC_000050317

Laboratory report for sample AD31676 documenting detection of unknown compounds and surrogate recovery on January 25, 2002.

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