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 7 Trisiloxane, 1,1,1,5,5,5-he... Concentration Rank 3

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

20.68 0.34 ug/L 393090 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 35 2 Benzoic acid, 2,6-bis[(trimethyl... 370 C16H30O4Si3 003782-85-2 23 3 N- (Trifluoroacetyl) -N, 0,0' , O' '-t .. . 553 C22H42F3NO4Si4 1000072-26-7/17 4 Pentasiloxane, dodecamethyl- 384 C12H3604Si5 000141-63-9 17 Abundance Scan 2996 (20.682 min): 10609.D (-2985) (-) m/z 73.10 190 00% 73

5000 147 221 355 .... // 281 1 1 i 1 1 ' 1 i 1 1 401 20.40 20.60 20.80 21.00 45 TH 327 I m/z 147.10 34.48% 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 1 ‘ i 1 1 1 ■ । 20.40 20.60 20.80 21.00 m/z 355.10 34.40% 369 45 207 20 117 177 | 249 310 341 | , ,4 r V-, - [ finr—— ■' i 1 ' 1 1 i 1 ' 1 ' i ■ m/z-> 50 100 150 200 250 300 350 400 450 500 550 Abundance #27962: Benzoic acid, 2,6-bis[(trimethylsilyl)oxy]-, trime... 73 355 i T । i-' । । । । । । । । । । । । । i r 20.40 20.60 20.80 21.00 5000 m/z 221.10 29.95%

147 267

m/z-> 44 —T 50 +1194 100 150 179 207 237 -+ 1 r। h fr 200 250 313 300 350 1 i ' ' ■ ■ । । । । ■ 400 ■ ■ ■ । ■ ■ 450 ■ ■ । ■ ■ 500 ■ ■ । 550 ■

Abundance #27961: N-(Trifluoroacetyl)-N,O,O',O"-tetrakis(trimethyls... 73 20.40 20.60 20.80 21.00 m/z 281.00 21.53% 355 5000

45 I "Il 116 147 193 236 267 538 / I ' ' 1 1 I n/z-> 50 100 150 200 250 300 350 400 450 500 550 20.40 20.60 20.80 21.00

10609.D 050102.M Thu May 09 09:14:10 2002 Page 10

NYC-WTC_000045657

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NYC-WTC_000045657Source: NYC Law Department, mirrored locally

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