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GCMS comments for sample AD28901, Dec 17 2001

Machine-extracted title · confidence 90%

Laboratory notes stating the GCMS scan of sample AD28901 revealed no unusual compounds.

NYC-WTC_000035700–000035716

Folder label: “GCMS X 11/28/01 A 12/7/01

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NYC 9/11 Public Portal Document

Library Search Compound Report

Data File C:\HPCHEM\l\DATA\DEC0601\28901.D Vial: 38 Acq On 7 Dec 2001 11:48 am Operator: 209 GALOS Sample 11/28 gc/ms scan 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 3,6-Dioxa-2,4,5,7-tetrasilaoct Concentration Rank 1 R.T. EstConc Area Relative to ISTD R.T.

39.58 7.38 ug/1 1925200 Perylene-d12 37.11

Hit# Of 5 Tentative ID MW . MolForm CAS# Qual

1 3,6-Dioxa-2,4,5, 7-tetrasilaoctane, 294 C10H30O2S14 004342-25-0 32 2 2, 6-Dimethyl-3,4-bis (trimethylsilyl 311 C15H29NO2S12 000000-00-0 30 3 1,1,1,5,7,7,7-Heptamethyl-3,3-bis(t 444 C13H40O5Si6 038147-00-1 17 4 1,2-Benzenedicarboxylic acid, bis(t 310 C14H2204Si2 002078-22-0 14 Abundance 3762 (39.584 min): 28901.D (-) m/z 73 .00 100.00% 73 147 221 5000 281 355 11 I" 429 39.20 39.40 39.60 39.80 40.00 55 +117. -91 .4.7mammmmpmpp p m/z 146.95 251 . , 1 327 . L 401 69.33%

X Trt- "4060 80 100120140160180200220 240 260 280 300 320 340 360 380 400 420 miz-> Abundance #41682: 3,6-Dioxa-2,4,5,7-tetrasilaoctane, 2,2,4,4,5,5,7,7- 147 221

73 I 5000 39'20 39.40 39.60 39.80 40.00 191 m/z 221.05 53.46% 117 279 TTT ' ■' i'' ‘ ‘ I |I mmlm h T TTTII i ■ ■" i‘" ‘ i‘ miz-> 40 60 80 100120140160180200220240260280300320340360380400420 Abundance #44359. 2,6-Dimethyl-3.4-bisitrimethyl silyloxymnetiy Dpyrdi 73 221

39.20 39.40 39.60 39.80 40.00 5000 147 m/z 281.00 29.02% 178 45 1 I. 296 m/z-> mhpm Tppmpgg 40 60 80 100120140160180200220240260280300320340360380400420 Abundance #56714:1,1,1,5,7,7,7-Heptamethyl-3,3-bis(trimethylslloxy)t I 73 39.20' 39.40 39.60 39.80 40.00 m/z 355.0 23.39% 147 5000 267 355 429 45 207 ........ 1........... • TTOg] Tpp T’TETTT Tpppg m/z-> 40 60 80 100120140160180200 220 240260280 300 320 340 360 380400420 39.20 3940 39.60 39.80 ‘40.00

28901.D GCMS1126.M Tue Dec 11 16:08:34 2001 Page 6

NYC-WTC_000035712

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NYC-WTC_000035712Source: NYC Law Department, mirrored locally

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