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GCMS analysis results for sample AE10809, May 2002

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Gas chromatography-mass spectrometry report for sample AE10809 showing detection of unknown compounds and surrogate recovery.

NYC-WTC_000045984–000046005

Folder label: “GCMS X 5/7/02 A 5/15/02

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NYC 9/11 Public Portal Document Data File : C:\MSDCHEM\1\DATA\051402\10809.D Vial: 19 Acq On : 15 May 2002 5:01 am Operator: Mclean Sample : 5/7 kb 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 6 Cyclopentasiloxane, decamet... Concentration Rank 7

R.T. EstConc Area Relative to ISTD R.T.

12.41 0.27 ug/L 438197 Napthalene-d8 13.43

Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 Cyclopentasiloxane, decamethyl- 370 C10H3005Si5 000541-02-6/90 2 Cyclopentasiloxane, decamethyl- 370 C10H30O5S15 00 054 1-02-6 80 3 3,4-Dihydroxybenzyl alcohol,tris... 356 C16H3203Si3 068595-79-9 38 4 Benzoic acid, 2-[(trimethylsilyl... 282 C13H2203Si2 003789-85-3 28 Abundance Scan 1588 (12.410 min): 10809.D (-1577) (-) m/ z 73/40 100.00% 73

5000 267 355

45 12.00 12.20 12.40 12.60 12.80 162 193 223 251 323339 0- 1 , I 1 '1 1111 ' I'11111 ' ’“ I T'1 1' l1 1-111*11 ’1 ’1,11 1 111'1 1 TmuuT m/z 267.00 42.51% m/z-> 20 40 60 80 100 120 140 160 180 200 220 240 260 280 300 320 340 360 Abundance #115315: Cyclopentasiloxane, decamethyl- 73

355 267 ____________ 5000 12.00 12.20 12.40 12.60 12.80 m/z 355.10 28.93% 45 191207223 251 323339 0 i L TImugup 1 . ............ tiirfuni m/z->______ 20 40 60 80 100 120 140 160 180 200 220 240 260 280 300 320 340 360 Abundance #115273: Cyclopentasiloxane, decamethyl- 73

12.00 12.20 12.40 12.60 12.80 5000 267 m/z 356.10 10.82% 355 45 281 1 ' l11133149165. 96 115 TTTITT 0- 1 - 1 1 1 I 1 ' I ‘i I I I 1111 ‘111’ ’ ' [ 193 223 251 | । i 'i' । । r । 1111 i 11' । । IT । 11 ii । । 307323339 Ti V m/z--> 20 40 60 80 100 120 140 160 180 200 220 240 260 280 300 320 340 360 Abundance #27659: 3,4-Dihydroxybenzyl alcohol,tris(trimethylsilyl)- —------- 73 12.00 12.20 12.40 12.60 12.80 m/z 268.00 10.04% 267 5000 179 356 45 147 28 | 0 . 4 p+r ri r ,1103 131 1 163 . . ■ i209 237 , | Anni 10dugudun1 । । । t T । 1 ii i । r।। । । ।। >।।'Ti । । । । । । [ । Il 312 11r'111 11'1 I m/z-> 20 40 60 80 100 120 140 160 180 200 220 240 260 280 300 320 340 360 12.00 12.20 12.40 12 60 12.80

10809.D 050102.M Thu May 16 12:37:33 2002 Page 10

NYC-WTC_000045998

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NYC-WTC_000045998Source: NYC Law Department, mirrored locally

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