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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\1\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 15 Cyclononasiloxane, octadeca... Concentration Rank 6 R.T. EstConc Area Relative to ISTD R.T. 34.32 1.74 ug/L 813603 Perylene-d12 34.66 Hit# of 5 Tentative ID MW MolForm CAS# Qual Q 1 Cyclononasiloxane, octadecamethyl- 666 C18H5409Si9 000556-71-8(87 2 l,l,l,5,7,7,7-Heptamethyl-3,3-bi... 444 C13H40O5Si6 038147-00-1 45 3 3,6-Dioxa-2,4,5,7-tetrasilaoctan... 294 C10H3002Si4 004342-25-0 40 4 Mercaptoacetic acid, bis(trimeth... 236 C8H20O2SSi2 006398-62-5 38 Abundance Scan 5318 (34.326 min): 11901.D (-5308) (-) m/z 73.10 100.00% 73 147 221 5000 281 355 429 A 34.00 34.20 34.40 34.60

miz-> 0- 44-— 1 ‘ 11,* 44324 191 50 100 150 200 250 300 350 400 450 500 550 600 650 1 503 m/z 147.10 75.47% Abundance #115158: Cyclononasiloxane, octadecamethyl- 73 147 221 429

355 - 5000 281 34.00 34.20 34.40 34.60 m/z 221.10 65.03% 475

miz-> 0- 111'1111'1 HM Het 651 • • i * * ■ ■ i ■ ■ > • j ■ 50 100 150 200 250 300 350 400 450 500 550 600 650 Abundance #26950:1,1,1,5,7,7,7-Heptamethyl-3,3-bis(trimethylsiloxy)... 73

147 34.00 34.20 34.40 34.60 5000 267 m/z 281.00 32.65% 355 429 207

niz-> 0- ---r 50 100 150 200 250 300 350 400 450 500 550 600 650 Abundance #87890:3,6-Dtoxa-2,4,5,7-tetrasilaoctane, 2,2,4,4,5,5,7,7... h,MAA A4, hmaubrw 147 221 34.00 34.20 34.40 34.60 m/z 207.05 30.10%

A 73 5000 191 279 0 28, 111’1’ r - 250.1..... ............ , ............. m/z—> 50 100 150 200 250 300 350 400 450 500 550 600 650 34.00 34.20 34.40 34.60

11901.D 052202.M Tue May 28 12:05:51 2002 Page 18

NYC-WTC_000012874

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NYC-WTC_000012874Source: NYC Law Department, mirrored locally

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