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GCMS analysis report sample AE11908, June 4, 2002

Machine-extracted title · confidence 95%

GCMS laboratory report for sample AE11908 detecting unknown compounds and 2,4-DDD on June 4, 2002.

NYC-WTC_000013014–000013042

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\1\DATA\052202\11908.D Vial: 15 Acq On : 23 May 2002 1:14 am 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 15 Library : C:\DATABASE\NIST98.L ********************************************************************* Peak Number 17 Cyclononasiloxane, octadeca... Concentration Rank 3 R.T. EstConc Area Relative to ISTD R.T. 35.38 3.96 ug/L 1626260 Perylene-d12 34.66 Hit# of 5 Tentative ID MW MolForm CAS# Q 1 Cyclononasiloxane, octadecamethyl- 666 C18H5409Si9 000556-71-81 86 2 Mercaptoacetic acid, bis(trimeth... 236 C8H20O2SSi2 006398-62-5 38 3 3,6-Dioxa-2,4,5,7-tetrasilaoctan... 294 C10H3002Si4 004342-25/0 32 4 3-Isopropoxy-1,1,1,7,7,7 -hexamet... 576 C18H5207Si7 071579-69-6 32 Abundance Scan 5497 (35.377 min): 11908.D (-5486) (-) m/ z 73.10 100.00% 73 147 221 5000] 281 355 nmfRRrTr 429 35.00 35.20 35.40 35.60 35.80 191 Tl/Z-> 0- 40 1***’I***41 +t 0 50 100 mr Hr 399.1 ... ............... 150 200 250 300 350 400 450 500 550 600 650 m/z 147.10 72.74% Abundance #115158: Cyclononasiloxane, octadecamethyl- 73 147 221 429

355 5000 281 35.00 35.20 35.40 35.60 35.80 m/z 221.10 62.80%

niz-> 0- 1********* 050 100 150 200 m H 250 300 450 500 350 400 475 651 550 600 650 Abundance #26922: Mercaptoacetic acid, bis(trimethylsilyl)-

1l 73 147

□ 35.00 35.20 35.40 35.60 35.80 5000 m/z 280.95 31.16? 221 13 43. . 1C 0- T 0 104 1133 'i' 177 i111111 i ■ • • • j ■ > • ■ i ■ > miz-> 50 100 150 200 250 300 350 400 450 500 550 600 650 Abundance #87890:3,6-Dioxa-2,4,5,7-tetrasilaoctane, 2,2,4,4,5,5,7,7... 147 211 35.00 35.20 35.40 35.60 35.80 m/z 207.00 29.84% 73 _ 5000 191

n/z-> 0 28. I ■ 17■'! 1 0 50 —L 117

f l ux 279 i ■ ■ ■ ■ i ■'1 ■ i ■ • ■ ■ i 100 150 200 250 300 350 400 450 500 550 60) 650 35.00 35.20 35.40 35.60 35.80

11908.D 052202.M Tue May 28 12:15:54 2002 Page 20

NYC-WTC_000013038

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NYC-WTC_000013038Source: NYC Law Department, mirrored locally

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