GCMS analysis results for sample AE10609, May 10 2002

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Laboratory report detailing GC/MS analysis of sample AE10609 including surrogate recovery data in May 2002.

NYC-WTC_000045643–000045661

Folder label: “GCMS X 5/3/02 A 5/7/02”

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NYC 9/11 Public Portal Document Library Search Compound Report

Data File C:\MSDCHEM\l\DATA\050702\10609.D Vial: 12 Acq On 7 May 2002 10:06 pm Operator: Mclean Sample 5/3 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 6 Trisiloxane, 1,1,1,5,5,5-he... Concentration Rank 6 R.T. EstConc Area Relative to ISTD R.T. 18.23 0.29 ug/L 338675 Acenapthalene-dlO 18.57

Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 Trisiloxane, 1,1,1,5,5,5-hexamet... 384 C12H3604Si5 003555-47-3 53 2 3-Isopropoxy-l,1,1,7,7,7-hexamet... 576 C18H5207Si7 071579-69-6 35 3 Hexasiloxane, 1,1,3,3,5,5,7,7,9,... 430 C12H3805Si6 000995-82-4/33 4 Pentasiloxane, dode carnet hyl - 384 C12H3604Si5 000141-63-79 33 Abundance Scan 2579 (18.232 min): 10609.D (-2573) (-) m/ z 73.10 100.00% 73

147 5000 281

327 I ‘ ' 1 I ' ....A,, ■ । ■1 ■ । ■1 . 221 17.80 18.00 18.20 18.40 18.60 —4 45 191,..... I I I I I I I I I I i __________ iii i । । I ,L______________। 415 i i । । । L । । । 503 |—]—i-j—r—k|‘ i' । ।_________________ । । । t i m/Z 147.10 49.70% m/z-> 50 100 150 200 250 300 350 400 450 500 550 Abundance #26961: Trisiloxane, 1,1,1,5,5,5-hexamethyl-3,3-bis[(trime... 73 147

281 5000 I ' ' 1 ' 1 1 ' 1 ..... A ' ' I ' 1 1 1 1 1 1 17.80 18.00 18.20 18.40 18.60 369 m/z 281.10 39.84% 45 -4 " ' 1l"117' — , 177 207 — 249, *p/*d/d////B—B—B///d//01/B." 310 341 | m/z-> 50 100 150 200 250 300 350 400 450 500 550 Abundance #26784: 3-lsopropoxy-1,1,1,7,7,7-hexamethyl-3,5,5-tris(tri... 73 I ' ' 1 ' I ‘ 1 1t.I ‘ ‘I‘ 17.80 18.00 18.20 18.40 18.60 5000 m/z 327.00 13.73% 147 43 221 281 32-

m/z-> X I ' ' I ’ ‘"‘1111*111*‘11/11111"1**/1"1*‘*‘I‘I‘II r-11nl i i । r i 50 100 150 200 250 l 300 i , 350 400 415 450 500 519 561 550 Abundance #27715: Hexasiloxane, 1,1,3,3,5,5,7,7,9,9,11,11-dodecamethyl- ................................................... 73 17.80 18.00 18.20 18.40 18.60 m/z 2 82.10 12.25%

5000 207 281 133 45 253 341 415 103 .. | 177 309 . ■ ■( i L ■ ■ • ■ i 41 .............. 1 .............. T—r ’’ —4 ■ i ■ ■ ■ ■ ’ ■ । । ■ i ■ ■ ■ ■ । ■ । 1 1 1 1 । 1 ■ 1 ' । ' 1 1 1 i 1 1 1 ' i 1 1 /z-> 50 100 150 200 250 300 350 400 450 500 550 17.80 18.00 18.20 18.40 18.60

10609.D 050102.M Thu May 09 09:14:07 2002 Page 9

NYC-WTC_000045656

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