GCMS sample analysis results, AE11901, June 4, 2002

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Laboratory report presenting analytical results for target compounds and surrogate recovery data for water sample AE11901.

NYC-WTC_000012852–000012880

Folder label: “GCMS X 5-21-02 A 5-22-02”

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NYC 9/11 Public Portal Document

Library Search Compound Report Data File : C:\MSDCHEM\l\DATA\052202\11901.D Vial: 8 Acq On : 22 May 2002 7:31 pm Operator: Mclean Sample : 5/21 ad Inst : Instrumen Mise : Multiplr: 1.00 MS Integration Params: LSCINT.e • 2** Quant Method : C:\MSDCHEM\1\METHODS\050102.M (Chemstation Integrator) Title : 508 Modified GC/MS scan Library : C:\DATABASE\NIST98.L ********************************************************************* Peak Number 16 Cyclononasiloxane, octadeca... Concentration Rank 5 R.T. EstConc Area Relative to ISTD R.T. 35.37 1.92 ug/L 900321 Perylene-dl2 34.66 Hit# of 5 Tentative ID MW MolForm CAS# Qua!

1 Cyclononasiloxane, octadecamethyl- 666 C18H5409Si9 000556-71-8 91 2 3-Isopropoxy-1,1,1,7,7,7-hexamet... 576 C18H5207Si7 071579-69-6 40 3 Trisiloxane, 1,1,1,5,5,5-hexamet... 384 C12H3604Si5 003555-47-3 38 4 3,6-Dioxa-2,4,5,7-tetrasilaoctan... 294 C10H3002Si4 004342-25-0 38 Abundance Scan 5497 (35.377 min): 11901 .D (-5487) (-) m/z __ 73.05 100.00% 73 147 221 5000 281 355 429 IIB mppp. mppm 3500 35.20 35.40 35.60 35.80

niz-> 0- 44 50 100 191, — 150 200 1 1 i' L ‘■ i i• i ■ 1 ■ ■i 5031' ■ ■ ■ i • • ■ ■ i ■' ■ ■ i • ‘ m/z 147.10 82.03% 250 300 350 400 450 500 550 600 650 Abundance #115158: Cyclononasiloxane, octadecamethyl- 73 147 221 429

355 5000 281 411* ■ ■ i ) 1II ‘IT 35.00 35.20 35.40 35.60 35.80 m/z 221.10 66.31% 475 651 0- • ■ ‘ i1 ■ ■ ■ i ■ 1 ■ ■ i ■ ‘ ■ i' ■r ■ i ■ ■ * i * ' * • i • niz-> Abundance 50 73 100 150 200 250 300 350 400 450 500 550 600 650 #26784:3-lsopropoxy-1.1,1,7,7,7-hexamethyl-3,5,5-tris(tri... 111111111] • ■ i ■ ■ ■ ■ i ■ 35.00 35.20 35.40 35.60 35.80 5000 m/z 207.00 35.02%

_J 147 43

miz-> 01 TTHT 50 .... .................. x.,... 519,591....... 100 150 200 250 300 350 400 450 500 550 600 650 Wyhoaoko Abundance #26961: Trisiloxane, 1,1,1,5,5,5-hexamethyl-3,3-bis[(trime... 73 147 35.00 35.20 35.40 35.60 35.80 m/ z 281.00 32.93% 281 5000

369 0 27 । 117 177227 249 338 | 114 Yr —t • i1 • • • i •r • i ■ •' ‘ i ' ■ • ■ i • ■ • ■ i ■ ‘ ■ i ■ ■ ‘ ■ i ■ ■ mfz~> 50 100 150 200 250 300 350 400 450 500 550 600 650 35.00 35.20 35.40 35.60 35.80

11901.D 052202.M Tue May 28 12:05:51 2002 Page 19

NYC-WTC_000012875

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GCMS analysis results for sample AE11928, June 2002 · Box DEP Box 15

NYC-WTC_000013496

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

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