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

Machine-extracted title · confidence 100%

Laboratory report showing GC/MS analysis of sample AE10981 with surrogate recovery data for 2,4-DDD.

NYC-WTC_000023970–000023990

Folder label: “GCMS X 5/10/02 A 5/14/02

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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 10 Cyclononasiloxane, octadeca... Concentration Rank 4 R.T. EstConc Area Relative to ISTD R.T. 36.50 1.29 ug/L 1044120 Perylene-dl2 34.71 Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 Cyclononasiloxane, octadecamethyl- 666 C18H54O9Si9 000556-71-8 90 2 Mercaptoacetic acid, bis (trimeth. . . 236 C8H2002SSi2 006398-62-5 43 3 Trisiloxane, 1,1,1,5,5,5-hexamet... 384 C12H3604Si5 003555-47-3 38 4 3-Isopropoxy-1,1,1,7,7,7-hexamet... 576 C18H5207Si7 071579-69-6 38 Abundance Scan 5688 (36.500 min): 10981 .D (-5679) (-) m/z 73.10 100.00% 73 147 221

5000 281 355 /’11+I11 429 36.20 36.40 36.60 36.80 103 191 । I 503 O—T 11 1 ""’1’1 —H r I. ........ ......... m/z 147.10 83.29% m/z-> 0 50 100 150 200 250 300 350 400 450 500 550 600 650 Abundance #115158: Cyclononasiloxane, octadecamethyl- 73 147 221 429

355 5000 281 ,417 w . An . 36.20 36.40 36.60 36.80 m/Z 221.10 72.53% 475 651 miz-> 0- 0 i ■ ■ ■ ■ 11 > । > i ‘ । — 4 — ' ' I '''' I ' ‘' I ' ' '' 1 ‘ 50 100 150 200 250 300 350 400. 450 500 550 600 650 1' ir 1111' ■ ■11 ■1

Abundance #26922: Mercaptoacetic acid, bis(trimethylsily!)- 73 147 36.20 36.40 36.60 36.80 5000 m/z 281.00 33.78% ___ 221 13 43, 104 177 01 T+4 —•i r i 111’’1/1111’11111111’711111111111’1’"111111111TT111I m/z-> 0 50 100 150 200 250 300 350 400 450 500 550 600 650 Abundance #115144: Trisiloxane, 1,1,1,5,5,5-hexamethyl-3,3-bis[(trim... —T—mTTTTm 73 36.20 36.40 36.60 36.80 147 m/z 355.00 30.10%|

5000 281 369

m/z-> 0 0 +50 117 100 150 207 249 t [ t t

200 250 300 350 400 450 500 550 600 650 36.20 36.40 36.60 36.80

10981.D 050102.M Thu May 16 14:37:23 2002 Page 13

NYC-WTC_000023987

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NYC-WTC_000023987Source: NYC Law Department, mirrored locally

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