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GCMS comments for sample AD28157, Nov 2001

Machine-extracted title · confidence 100%

Analytical commentary for sample AD28157 dated November 29, 2001, noting no unusual compounds but low recovery rates for LCS standards.

NYC-WTC_000033800–000033815

Folder label: “GCMS X 11/20/01 A 11/26/01

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NYC 9/11 Public Portal Document

Library Search Compound Report Data File : C:\HPCHEM\1\DATA\NOV2601\28157.D Vial: 16 Acq On : 27 Nov 2001 1:22 am Operator: 209 GALOS Sample : 11/20 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 3 Mercaptoacetic acid, bis(trime Concentration Rank 6 R.T. EstConc Area Relative to ISTD R.T. 36.73 1.56 ug/1 189339 Perylene-dl2 37.12 Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 Mercaptoacetic acid, bis (trimethyls 236 C8H20O2SSi2 006398-62-5 17 2 Silanamine, N-[2,6-dimethyl-4-[(tri 281 C14H27NOSi2 072088-09-6 14 3 3-Isopropoxy-1, 1,1,7,7,7-hexamethyl 576 C18H5207S17 071579-69-6 12 4 Tris( imethylsilyl)borate 278 C9H27BO3Si3 004325-85-3 12 Abundance Scan 3451 (36.726 min): 28157.D(-) m/z 72.95 100.00% 73 147 221 5000

281 355 41 117 191 [ 253, I । 327 [ 401 429 36.40 36.60 36.80 37.00 ■ ■ i r ' 1 TIm TPT — , ( p । , । i4! r i‘| i r'i r |*, i । i 11 ri t । । । । । । । । । । । । । । m/z 147.00 71.81% m/z—> 50 100 150 200 250 300 350 400 450 500 550 Abundance #30949: Mercaptoacetic acid, bis(trimethylsily!)- 73 147

5000 2 i <’ • » । 36.40 36.60 36 80 37.00 221 m/z 221.00 49.76% 45

n/z-> | 50 J 104 100 150 + 193

200 ' 1 I ।। 11 | 1 ii '| ' ' > i।» • . . । 250 300 350 400 450 । । . . . , । 500 550 .

Abundance #39584: Silanamine, N-[2,6-dimethyl-4-[(trimethylsily!)oxy] 1 . _ —

73 281

209 36 40 36.60 36.80 37.00 5000 m/z 281.00 23.18% 45 251

179 ■ 'i ■ ' 120117 • l 1 > » • | ‘ ‘ | ‘ | । । | r-n t y-r-r m/z—> 50 100 150 200 250 300 350 400 450 500 550 Abundance #60503: 3-Isopropoxy-1 ,1,1,7,7,7-hexamethyl-3,5,5-tris(trim 73 36.40 36.60 36.80 37.00 ‘ ' m/z 355.05 22.95% 5000 147

221 281 2- ........ .............. ............ —— 415 519 561 T II—’i ’ > ,1TTI0T i TII—T ■ ■ l 1 TAA m/z—> 50 100 150 200 250 300 350 400 450 500 550 36.40 36.60 36.80 37.00

28157.D GCMS1126.M Wed Nov 28 09:13:46 2001 Page 3

NYC-WTC_000033809

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