DEP GCMS data table, Jan-Feb 2002

NYC 9/11 Public Portal Document Library Search Compound Report

Data File : C:\HPCHEM\1\DATA\DEC2 701\30708.D Vial: 49 Acq On : 30 Dec 2001 6:21 am Operator: 209 GALOS Sample : GC/MS SCAN 12/18 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 16 3-Isopropoxy-1,1,1,7,7,7-hexam Concentration Rank 14

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

36.71 0.50 ug/1 139820 Perylene-dl2 37.12

Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 3-Isopropoxy-1,1,1, 7,7,7-hexamethyl 576 C18H5207Si7 071579-69-6 33 2 Ethanedioic acid/ bis(trimethylsily 234 C8H18O4Si2 018294-04-7 32 3 1,2-Bis (trimethylsiloxy) ethane 206 C8H2202Si2 007381-30-8 32 4 Mercaptoacetic Acid, bis(trimethyls 23 6 C8H2002SSi2 006398-62-5 28 Abundance ' Scan 3449 (36.709 min): 30708.D (-) m/z 73.00 1 00.00% 73

147 5000 221 281 355 1 ■ i ' ' 36.40 36.60 36.80 37.00 43 1 97 _1"___ 193 , । । । i'. 327 । । I । 1 । 401 429 '■n 1 1 t i t r j । i f । । । । । । । T । । i f ।—i । । । i । । । । ■: 53.39% 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 1 111 1d1/m-n « I 11 TT 147 36.40 36.60 36.80 37.00 221 m/z 221.05 28.20% 281 327 415 _ ____ _ 1 ' ' i ' ■ ■ ■ i ■ ■ ' 1 i ' ' ' ‘ i 1 1 1 1 I 1 1 1 1 1 1 1 519 561 m/z-> 50 100 150 200 250 300 350 400 450 500 550 Abundance 671 ■ Ethannaloic acid, bis(trimethyisilyl) ester 73 Tll 1 1 147 36.40 36.60 36.80 37.00 5000- m/ Z 280.9 16.59% 45 ; 117 1190 219 m/z—> 50 100__ 150 200 250 300 350 400 450 500 550 Abundance #70005:1,2-Bis(trimethylsiloxy)ethane ‘ i ' ' 1 ' i ' ' ' • i 147 36.40 36.60 36.80 37.00 .................. 14.52% 73 5000

103 191 , 47.., , , ' 1 i ' 1 ' ■ i miz-> 50 100 150 200 250 300 350 400 450 500 550 36.40 36.60 36.80 37.00

30708.D GCMS1126.M Mon Jan 28 11:29:27 2002 Page 16

NYC-WTC_000004355