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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\1\DATA\DEC0 601\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 5 1,1,1,5,7,7,7-Heptamethyl-3,3- Concentration Rank 2 R.T. EstConc Area Relative to ISTD R.T. 38.01 7.24 ug/1 1889280 Perylene-dl2 37.11

Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 1,1,1,5,7,7,7-Heptamethyl-3,3-bis(t 444 C13H40O5Si6 038147-00-1 17 2 Tris (trimethylsilyl) borate 278 C9H27BO3Si3 004325-85-3 12 3 Mercaptoacetic acid, bis (trimethyls 236 C8H20O2SSi2 006398-62-5 12 4 Benzoic acid/ 2,5-bis(trimethylsilo 370 C16H30O4Si3 003618-20-0 10 Abundance 7 Scan 3591 (38.014 min): 28901.D (-) m/z 73.00 100.00% 73 147 5000 221 281 355 —TTmTTTTTTTr .. 429 37.60 37.80 38.00 38.20 38.40 45 TTTIpTr T mmmmmmn , 96 117 „ , । 165 1?1 , tmmm) 249 । , L 327. , 401 1 Tthpmtmtr m/z 147.00 66.44% miz-> 40 60 80 100120140160180200220240260280300320340360380400420 Abundance #56714:1,1,1,5,7,7,7-Heptamethyl-3,3-bis(trimethylsiloxy)t 73

147 ------------------- - 5000 267 | 355 429 37.60 37.80 38.00 38.20 38.40 45 207 m/z 221.00 47.37% Trny n i >,, ।.... ।. 11. TIWWTTTRTNppT TI riii pTT-rpiTTpTrrpT TT" miz-> 40 60 80 100 120140 160 180 200 220 240 260 280 300 320 340 360 380 400 420 Abundance #39028: Tris(trimethylsilyl)borate 73 221 —TT=1001—r—n—ruur 37.60 37.80 38.00 38.20 38.40 5000 m/z 281.00 26.93% 263 133 us

miz-> mmqmH 40 60 80 100120140160180 200 220 240 260 280 300 320 340 360 380 400420"" Abundance #30949: Mercaptoacetic acid, bis(trimethyisily!)- 73 37.60 37.80 38.00 38.20 38.40 147 m/z 355.05 24.07% 5000 221 .441Q4... ........................ —TTmmm—mmier m/z—> 40 60 80 100120140160180 200 220 240 260 280300320 340 360380400420 37.60 37.80 38.00 38.20 38.40

28901.D GCMS1126.M Tue Dec 11 16:08:29 2001 Page 5

NYC-WTC_000035711

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NYC-WTC_000035711Source: NYC Law Department, mirrored locally

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