GCMS analysis results for unknown compounds, June 2002

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Laboratory report documenting GCMS analysis of sample AE12737 with surrogate recovery data and identification of unknown compounds.

NYC-WTC_000015253–000015281

Folder label: “GCMS X 6/3/02 A 6/7/02”

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NYC 9/11 Public Portal Document Library Search compound Report

Data File C:\MSDCHEM\1\DATA\060702\12738.D Vial: 14 Acq On 7 Jun 2002 7:10 pm Operator: Sample Inst : Instrumen Mise : Multiplr: 1.00 MS Integration Params: LSCINT.e

Quant Method : C:\MSDCHEM\1\METHODS\060302.M (Chemstation Integrator) Title : 508 Modified GC/MS scan Library : C:\DATABASE\NIST98.L ********************************************************************* Peak Number 18 Cyclopentasiloxane, decamet... Concentration Rank 19 R.T. EstConc Area Relative to ISTD R.T.

12.37 0.27 ug/L 210819 Napthalene-d8 13.39 Hit# of 5 Tentative ID MW MolForm CAS# oualy 000541-02-6 83 A 1 Cyclopentasiloxane, decamet hyl- 370 C10H3005Si5 2 Benzoic acid, 2-[(trimethylsilyl... 282 C13H2203Si2 003789-85-3 47’ 3 Cyclopentasiloxane, decamethyl- 370 C10H3005Si5 000541-02-6 43 4 Tetrasiloxane, 1,1,3,3,5,5,7,7-0... 282 C8H2603Si4 001000-05-1 33 Abundance Scan 1581 (12.369 min): 12738.D (-1573) (-) m/z 73.10 100.00% 73

5000 267 355 45 193 251 323 12.00 12.20 12.40 12.60 12.80 0- +—H—t i ■■■•i■'" i■। I । "11" " ।1"' i' “ ■ i'" ■i■"■ ■ i ■" ■ । '11 ■ “ ■ । 11■■ m/z 266.90 43.17% m/z-> :20 40 60 80 100 120 140 160 180 200 220 240 260 280 300 320 340 360 Abundance; #115315: Cyclopentasiloxane, decamethyl- 73

355 267 5000 • i 1 1 ■ ■ i ■ ■ i ■ ■ ■ ■ i ■ 12,00 12.20 12.40 12.60 12.80 m/z 355.00 26.53% 45I 191207223 251 323339 Tmp "To nz—s 20 40 60 80 100 120 140 160 180 200 220 240 260 280 300 320 340 360 Abundance #115268: Benzoic acid, 2-[(trimethylsilyl)oxy]-, trimethyl... 73 ■ I ' 1 ‘ ' I ‘ ' 1 ' i * ■ ■ 1 i ■ 12.00 12.20 12.40 12.60 12.80 5000 267 m/z 268.00 11.06%

45 O-mmr +81115 135151 175 193209 233249 „ 28 ,| 4 ■ i"i■ ■ ■ ■ i■ ■ ■ ■ i ■ “ ■ i■ ■ m/z-> 20 40 60 80 100 120 140 160 180 200 220 240 260 280 300 320 340 360 Abundance #115273: Cyclopentasiloxane, decamethyl- 73 12.00 12.20 12.40 12.60 12.80 m/z 356.00 10.41% 5000 267 355 45 28 96 115 ntpr O-pH h .4 . moipomns m i r 193 133149165 223 251 -- , 307323339 1 111" " T" " 'I " '" I' ‘ I ’' " 111 m/z—> 20 40 60 80 100 120 140 160 180 200 220 240 260 280 300 320 340 360 12.00 12.20 12.40 12.60 12.80

12738.D 060302.M Mon Jun 10 11:45:49 2002 Page 21

NYC-WTC_000015278

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GCMS analysis results for unknown compounds, June 2002 · Box DEP Box 15

NYC-WTC_000015200

Laboratory report documenting GCMS analysis of sample AE12735 with surrogate recovery data and identification of unknown compounds.

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