GCMS analysis results for sample AD31023, Jan 2002

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Laboratory report documenting GCMS analysis of sample AD31023 conducted on January 18, 2002, showing detection of unknown compounds and surrogates.

NYC-WTC_000017630–000017648

Folder label: “GCMS X 12/20/01 A 1/9/02”

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NYC 9/11 Public Portal Document

Library Search Compound Report Data File M:\INSTRU~1\209\DATA\JAN0802\31023 .D Vial: 25 Acq On 9 Jan 2002 1:44 pm Operator: 209 GALOS Sample gems scan 12/20a Inst : GC/MS 209 Mise Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Method : C:\HPCHEM\1\METHODS\GCMS0103.M (RTE Integrator) Title : 209 625/TCLP calibration table Library : C:\DATABASE\NBS75K.L ********************************************************************* Peak Number 5 Trisiloxane, 1,1,1,5,5,5-hexam Concentration Rank 3 R.T. EstConc Area Relative to ISTD R.T. 20.13 2.08 ug/1 739256 Acenaphthene-dl0 20.40

Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 Trisiloxane, 1,1,1,5,5,5-hexamethyl 384 C12H3604Si5 003555-47-3 53 2 3-Isopropoxy-1, 1,1,7,7,7-hexamethyl 576 C18H5207Si7 071579-69-6 38 3 4-Amino-5-imidazole carboxamide, tr 342 C13H30N4OSi3 000000-00-0 12 4 Octadecanoic acid, 2-[(trimethylsil 386 C22H46O3Si 056196-58-8 9 Abundance Scan 1643 (20.130 mln): 31023.D (-) m/z 73.00 100.00% 73

5000 147 281

45 - 117 191 221 249 327 1 353 383,415 r । i_ i i i | । > 181 4 r 19.80 20.00 20.20 20.40 ' ‘ । ,i Pr ■ *ih PIT, ' n”'' ■ r tr m/z 147.00 35.89% m/z-> 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 73 147 281 5000 .mmmm 19.80 20.00 20.20 20.40 ‘ 369 m/z 281.00 34.61% 207 249 338 1 ___________ ■ i ■ 1 ■ ■ i • 1 ' 1 i ' 1 ' 1 i 1 1 ■ ■ i ■ 1 ■ ■ i ■ 1 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 - 19.80 20'00 20'20 20.40 1 5000 m/z 326.9,0 13.10% 147 221 281 327 415 519 561 ■ ■ i ■ ‘ ' i • ' ■ ■ I ‘ ■ 1 i ■ ■ ■ ' i r'' ' 1 i 1 । 1 1 I ' ' 1 1 I । ''' 1 I 1 1 । ' I ' 1 । 1 I ' 1 m/z-> 50 100 150 200 250 300 350 400 450 500 550 Abundance #48317:4-Amino-5-imidazole carboxamide, tris(trimethylsily _ -------- 73 19.80 20.00 20.20 20.40 m/z 282.0.0 10.00% 327 5000 237 45 147

m/z—> • ■ i > > • » i > • • > । 50 100 | 172 212 150 * 1 • i • » 200 44 250 / 300 350 400 450 500 550 19.80 20.00 20.20 20.40 1

31023.D GCMS0103.M Thu Jan 10 16:11:52 2002 Page 5 NYC-WTC_000017641

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NYC-WTC_000017641Source: NYC Law Department, mirrored locally

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