GCMS analysis results for sample AD30357, Jan 2002

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Laboratory report detailing gas chromatography-mass spectrometry analysis of sample AD30357 conducted on January 10, 2002.

NYC-WTC_000017748–000017769

Folder label: “GCMS X 12/13/01 A 12/27/01”

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NYC 9/11 Public Portal Document Library Search Compound Report

Data File : C:\HPCHEM\1\DATA\DEC2 701\30357.D Vial: 18 Acq On : 28 Dec 2001 4:40 am Operator: 209 GALOS Sample : GC/MS SCAN 12/13 Inst : GC/MS 209 Mise Multiplr: 1.00 MS Integration Params: LSCINT.P

Quant Method : C:\HPCHEM\1\METHODS\GCMS1126.M (RTE Integrator) Title : 209 625/TCLP calibration table Library : C:\DATABASE\NBS75K.L ********************************************************************* Peak Number 6 3-1sopropoxy-1,1,1,7,7,7-hexam. Concentration Rank 3

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

20.27 3.43 ug/1 1526520 Acenaphthene-dl0 20.56

Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 3-Isopropoxy-1,1,1,7,7,7-hexamethyl 576 C18H5207Si7 071579-69-6 45 2 Trisiloxane, 1,1,1,5,5,5-hexamethyl 384 C12H3604Si5 003555-47-3 36 3 9,12,15-Octadecatrienoic acid, 2,3- 496 C27H5204Si2 055521-22-7 14 4 4-Amino-5-imidazole carboxamide, tr 342 C13H30N4OSi3 000000-00-0 10 Abundance Scan 1659 (20.272 mln): 30357.D (-) m/ z 73.0,0 100.00% 73

5000 147 281 327 .m* 1— ' 1 1 r 20.00 20.20 20.40 20.60 45 117 191 221 251 1 . 383 415 - • • i ‘ TTr — TTBD1DBTTTT m/z 147.00 35.64% m/z-> 50 100 150 200 250 300 350 400 450 500 550 Abundance #60503: 3-lsopropoxy-1,1,1,7,7,7-hexamethyl-3,5,5-tris(trim 73

5000 ■ * ।'1 *1*1* r ■ • 1’T । > । 147 20.00 20.20 20.40 20.60 m/z 281.00 32.81% I 221 • । 221 327 415 I 519 581 ■ i • ■ ■ f । ' •1 ■ । • ■ ■ ■ । ■ ■ ■ ■ । ITT -r-pf-r miz-> 50 100 150 200 250 300 350 400 450 500 550 Abundance #52459; Trisiloxane, 1,1.1.5.5,5-hexamethyl-3,3-bis[(trimet 73 147 ■ ■ i ■ ■ ■ •i1■■1i‘ 1 1 1 I 1 1 281 20.00 20.20 20.40 20.60 5000 m/z 326.90 12.31%

< 207 369 249, I 1, I A 338 | • • i ■ 1 1 ■ i ■ • ‘ ■ i ■ ■ • • i ■ ■ ■ ■ i • ■ ■ ‘ i ' ' ■ ■ i ■ ■ m/z-> 50 100 150 200 250 300 350 400 450 500 550 Abundance #58836:9,12,15-Octadecatrienoic acid, 2,3-bis[(trimethylsi 73 20.00 20.20 20.40 20.60 147 m/z 282.00 9.12% 220 5000 109 191 281 249 377 I I 452 ■ ■ i ■ • • i • ■ • i 1 ‘ ■ i ' • ' ■ i 1 ‘ ' 1 i • • ' ‘ i ■ ' ■ ‘ i ■ ' ' ■ i 1 ‘ m/z-> 50 200 250 300 350 400 450 500 550 20.00 20.20 20.40 20.60

30357.D GCMS1126.M Wed Jan 02 11:00:22 2002 Page 6

NYC-WTC_000017760

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NYC-WTC_000017760Source: NYC Law Department, mirrored locally

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