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GCMS sample analysis results, AE11799, June 3, 2002

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Laboratory report presenting analytical results for target compounds and surrogate recovery data for water sample AE11799.

NYC-WTC_000012794–000012822

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\11799.D Vial: 6 Acq On : 22 May 2002 5:54 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 14 1,1,1,5,7,7,7-Heptamethyl -3... Concentration Rank 14 R.T. EstConc Area Relative to ISTD R.T. 33.20 0.72 ug/L 399072 Perylene-dl2 34.66 Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 1,1,1,5,7,7,7-Heptamethy1-3,3-bi. . . 444 C13H40O5Si6 038147-00-1 42 2 3,6-Dioxa-2,4,5,7-tetrasilaoctan... 294 C10H3002Si4 004342-25-0 38 3 3-Isopropoxy-1,1,1,7,7,7 -hexamet... 576 C18H5207Si7 071579-69-6 37 4 2,6-Dimethyl-3,4-bis(trimethylsi... 311 C15H29NO2Si2 1000079-52-1 25 Abundance Scan 5127 (33.203 min): 11799.D (-5115) (-) m/Z73.10 0.00% 73

147 221 5000

04 TTr 36 A 1 281 355 -| 429 1kT + 32.80 33.00 33.20 33.40 33.60 m/z 147.10 60.75% m/z-> 50 100 150 200 250 300 350 400 450 500 550 Abundance #26950:1,1,1,5,7,7.7-Heptamethyl-3,3-bis(trimethylsiloxy)... 73

5000 147 267 355 429 _Y 32.80 33.00 33.20 33.40 33.60 45 207 m/z 221.10 54.57%

niz-> O+ 1 ‘i 50 jund—mee 100 150 200 250 300 350 400 450 500 550 Abundance #87890:3,6-Dioxa-2,4,5,7-tetrasilaoctane, 2,2,4,4,5,5,7,7... 147 221

73 -FT------ 32.80 33.00 33.20 33.40 33.60 5000 m/z 281.00 33.35% 191 117 279

miz-> O+ TT 45 50 s. uL 2491.......... 100 150 200 250 300 350 400 450 500 550 Abundance #26784:3-lsopropoxy-1.1,1,7,7,7-hexamethyl-3,5,5-tris(tri... AMAMAAAA4M4AA4AA,Aa 73 32.80 33'00 33.20 33.40 33.60 m/z 355.10 22.81%

5000, 147 43

n/z-> 04 . 1 50 1 / 100 150 221 ----- 519 281 327 T*r 561 200 250 300 350 400 450 500 550 415 M 32.80 33.00 33.20 33.40 33.60

11799.D 052202.M Tue May 28 12:03:01 2002 Page 17

NYC-WTC_000012815

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