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GCMS analysis results for sample AE04035, Mar 2002

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Gas chromatography-mass spectrometry analysis report for environmental sample AE04035 dated March 29, 2002.

NYC-WTC_000038580–000038593

Folder label: “GCMS X 2/25/02 A 3/23/02

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NYC 9/11 Public Portal Document Library Search Compound Report

Data File : C:\HPCHEM\1\DATA\MAR2202\4035.D Vial: 41 Acq On : 24 Mar 2002 9:33 am Operator: Sample : gc/ms scan 2/25 Inst : GC/MS 209 Mise : Multiplr: 1.00 MS Integration Params: LSCINT.P

Quant Method : C:\HPCHEM\1\METHODS\GCMS0308.M (RTE Integrator) Title : 209 625/TCLP calibration table Library : C:\DATABASE\NBS75K.L

Peak Number 4 3-Isopropoxy-1,1,1,7,7,7-hexam Concentration Rank 2

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

38.85 1.41 ug/1 129004 Perylene-d12 37.97

Hit# Of 5 Tentative ID MW MolForm CAS# Qual

1 3-Isopropox/-1,1,1,7,7,7-hexamethyl 576 C18H5207Si7 071579-69-6 37 2 3, 6-Dioxa-2, 4,5,7-tetrasilaoctane, 294 C10H3002Si4 004342-25-0 16 3 1,2-Benz edicarboxylic acid, bis(t 310 C14H2204Si2 002078-22-0 14 4 Trisilox ne, octamethyl- 236C8H2402Si3 000107-51-7 14 Abundance Scan 3683 (38.853 min): 4035.D (-) m/ z 73.00 100.00% 73 147 221 5000 281 355 ■ ■ i 1 1 429 38.60 38.80 39.00 39.20 40 [ 177 , 2531 I । 327 *4 1 m/z 147.05 ’ 63.98%

J ' ' 1 1 ' 1 1 1 1 ■'' ' 1 I 1 1 m/z-> 50 100 150 200 250 300 350 400 450 500 550 Abundance #60503: 3-lsopropoxy-1,1,1,7,7,7-hexamethyl-3,5,5-tris(trim 73

5000 147 38.60 38.80 39.00 39.20 221 m/z 221.05 50.68% 281 327 415 519 561 — m/z->50 100 150 200 250 300 350 400 450 500 550 Abundance ................ / 147 221 ' ■ i ■ ■ 73 38.60 38.80 39.00 39.20 5000- m/z 355.05 28.75% 191 117 279

m/z—> 50 100 150 200 250 300 350 400 450 500 550 Abundance #72972: 1,2-Benzenedicarboxylic acid, bis(trimethylsilyl) e Ww........ 147 _____ 38.60 38.80 39.00 39.20

73 m/z 281.00 28.43% _/ 5000

45 295 TIIr —114— 193 22] J................................ l ■ • ■ ■ i ■ ■ miz-> 50 100 150 200 250 300 350 400 450 500 550 38.60 38.80 39.00 39.20

4035.D GCMS0308.M Tue Mar 26 10:48:27 2002 Page 4

NYC-WTC_000038590

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NYC-WTC_000038590Source: NYC Law Department, mirrored locally

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