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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 Quant Method : C:\MSDCHEM\1\METHODS\050102.M (Chemstation Integrator) Title : 508 Modified GC/MS scan Library : C:\DATABASE\NIST98.L ********************************************************************* Peak Number 14 Cyclononasiloxane, octadeca... Concentration Rank 12 R.T. EstConc Area Relative to ISTD R.T. 33.20 1.19 ug/L 557075 Perylene-dl2 34.66 Hit# of 5 Tentative ID MW MolForm CAS# Qua.

1 Cyclononasiloxane, octadecamethyl- 666 C18H5409Si9 000556-71-8/64 2 3,6-Dioxa-2,4,5,7-tetrasilaoctan... 294 C10H3002Si4 004342-25-0 32 3 3-Isopropoxy-1,1,1,7,7,7 -hexamet... 576 C18H5207Si7 071579-69-6 25 4 l,l,l,5,7,7,7-Heptamethyl-3,3-bi... 444 C13H40O5Si6 038147-00-1 16 Abundance Scan 5126 (33.197 min): 11901.D (-5118) (-) m/z 73.10 /100.00% 73 147 221 5000 281 355 429 32.80 33.00 33.20 33.40 33.60

miz-> 40 ----- 0- • •»11 < " ■ । 191 ■ 1,4,432514—— ... .... 503........... . • | • • T • | » ■ ■ • 1 • • • • | 50 100 150 200 250 300 350 400 450 500 550 600 650 • l • • • • | ' m/z 147.10 69.92% Abundance #115158: Cyclononasiloxane, octadecamethyl- 73 147 221 429

355 5000 281 32.80 ( 33.00 33.20 33.40 33.60 m/z 221.10 55.59% 475

miz-> 0- ' 1 ' i ’' ‘11 11 | 1 • * I *r • * i * ■ ■ * i > 50 100 150 200 250 300 350 400 ALL — 450 500 550 600 651 650 Abundance #87890:3,6-Dioxa-2,4,5,7-tetrasilaoctane, 2,2,4,4,5,5,7,7... 147 221 i 1 1 i 1 1 > ' i 1 1 ■ ■ i ■ ■ ■ 1 i 1 1 73 32.80 33.00 33.20 33.40 33.60 5000 m/z 281.00 29.64% 191 117 279 — 28. I 250 | 0 111′1" r n/z-> 50 100 150 200 250 300 350 400 450 500 550 600 650 Abundance #26784:3-lsopropoxy-1,1,1,7,7.7-hexamethyl-3,5,5-tris(tri... 73 32.80 33.00 33.20 33.40 33.60 m/z 355.00 25.83%

5000 147 43 221 281 327 415 n/z-> o X 6 1 r IImeeanuum —— — 519 561 50 100 150 200 250 300 350 400 450 500 550 600 650 ‘r-l-r i ■ ■ ■ ■ f ■1 1 ■ i f ■ ■ • i 1 ■ ■ ■ i ■ ‘ 32.80 33.00 33.20 33.40 33.60

11901.D 052202.M Tue May 28 12:05:49 2002 Page 17

NYC-WTC_000012873

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