GC/MS results for unknown compounds and surrogates, sample AE10981, May

NYC 9/11 Public Portal Document Library Search Compound Report Data File : C:\MSDCHEM\1\DATA\051402\10981.D Vial: 10 Acq On : 14 May 2002 8:50 pm Operator: Mclean Sample : 5/10 kb Inst Instrumen Mise Multiplr: 1.00 MS Integration Params: LSCINT.e Quant Method : C:\MSDCHEM\1\METHODS\050102.M (Chemstation Integrator) Title : 508 Modified GC/MS scan Library : C:\DATABASE\NIST98.L ********************************************************************* Peak Number 9 3,6-Dioxa-2,4,5,7-tetrasila... Concentration Rank 5 R.T. EstConc Area Relative to ISTD R.T. 35.42 0.70 ug/L 564443 Perylene-d12 34.71 Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 3,6-Dioxa-2,4,5,7-tetrasilaoctan. . . 294 C10H3002$i4 004342-25-0 43 2 1,1,1,5,7,7,7-Heptamethyl-3,3-bi. . . 444 C13H4005S16 038147-00-1 40 3 Mercaptoacetic acid, bis (trimeth.. . 236 C8H2002SSi2 006398-62-5 32 4 Pentasiloxane, dodecamethyl- 384 C12H3604S 15 000141-63-9 27 Abundance Scan 5504 (35.419 min): 10981 .D (-5494) (-) m/z 73.10 100.00% 73 147 221

5000- 281 355 429 WMMMMYV TMMTMM 35.00 35.20 35.40 35.60 35.80 O—T 44 - 96 119,1 , 193 I 11 ‘ h l i 1 1 ■ ■ i ■ — m/z 147.10 82.72% m/z-> 0 50 100 150 200 250 300 350 400 Abundance #87890: 3,6-Dioxa-2,4,5,7-tetrasilaoctane, 2,2,4,4,5,5,7,7 - 147 2211

73 __ * 5000 35.00 35.20 35.40 35.60 35.80 191 m/z 221.10 79.35% 117 279 45 - 249. , 1, ........................... O—T 11— miz-> 0 50 100 200 150 250 - 300 350 400 Abundance #26950:1,1,1,5,7,7,7-Heptamethyl-3,3-bis(trimethylsiloxy)... 70 147 35.00 35.20 35.40 35.60 35.80 5000 267 m/z 207.00 40.28% 355 429 /== 45 207

O-T TL *.... II.... m/z~> 0 50 100 150 200 250 300 350 400 Abundance #26922: Mercaptoacetic acid, bis(trimethylsilyl)- 70 35.00 35.20 35.40 35.60 35.80 147 m/z 281.00 38.23%

5000

221

0 45 13.L [ 104 , 1691 , , ■ 1 j* __ 193 now ‘wWwn /z-> 0 50 100 150 200 250 300 350 400 35.00 35.20 35.40 35.60 35.80

10981.D 050102.M Thu May 16 14:37:21 2002 Page 12

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