GCMS analysis results for sample AE06456, April 2002

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Laboratory report documenting GCMS analysis of sample AE06456 conducted on April 19, 2002, by the DEP.

NYC-WTC_000039611–000039627

Folder label: “GCMS X 3/19/02 A 4/17/02”

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NYC 9/11 Public Portal Document

Library Search Compound Report Data File : C:\HPCHEM\l\DATA\APR1702\6456.D Vial: 14 Acq On : 17 Apr 2002 8:55 pm Operator: Sample : gc/ms scan 3/19 fb Inst : 209 Mise : Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Method : C:\HPCHEM\1\METHODS\GCMS0412.M (RTE Integrator) Title : 209 625/TCLP calibration table Library : C:\DATABASE\NBS75K.L ********************************************************************* Peak Number 7 3-Isopropoxy-1,1,1,7,7,7-hexam Concentration Rank 1

R.T. EstConc Area Relative to ISTD R.T. 40.50 3.83 ug/1 300581 Perylene-dl2 37.87

Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 3-Isopropoxy- 1,1,7,7,7-hexamethyl 576 C18H5207Si7 071579-69-6 37 2 Trisiloxane, 1,1,5,5,5-hexamethyl 384 C12H3604Si5 003555-47-3 25 3 3,6-Dioxa-2,4 5,7-tetrasilaoctane, 294 C10H30O2Si4 004342-25-0 23 4 Trisiloxane, / ctamethyl- 236 C8H2402Si3 000107-51-7 10 Abundance ( Scan 3862 (40.496 min) 6456.D (-) m/z 72.95 100.00% 73 147 221 5000 281 355 *7 429 , 117, ,i 1 1 i • 1 '' i 1 ■' ' 1 i ' 1 192 1 r i" ' 253 ' 11 1 327L + 401, L..... 40.20 40.40 40.60 40.80 m/z 147.00 69.98% 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 Id/dI/1 n P'l ! i J J I i i j-r | I 1 r i 147 40.20 40.40 40.60 40.80 m/z 221.05 56.90% 221 281 327 .L I 1 । ■ ■ j • ■ 415 519 561 ■ ' I ' ' ' 1 i ' ' ' ■ i ' ' 1 i ' ' m/z—>50 100 150 200 250 300 350 400 450 500 550 Abundance #74103: Trisiloxane, 1,1,1,5,5,5-hexamethyl-3,3-bis[(trimet 73 147 । • ■ ■ ■ i *1 ■1 r ■ ■'' 40.20 40.40 40.60 40.80 5000 m/ Z 281.00 34.66% 281 45 369 117 . 207 249 ---------------------- ‘ 'i 1 1 ■ > । ■ ■ ■ • । ■ TITD m/z— > 50 100 150 200 250 300 350 400 450 500 550 Abundance #41682:3,6-Dioxa-2,4,5,7-tetrasilaoctane, 2,2,4,4,5,5,7,7- ■ * i ‘ • 147 221 40.20 40.40 40.60 40.80 m/z 355.05 30.20% 73 5000 191 117 279 Illi ‘ 1 i ' 1 1 ' i ‘ ' 1 1 i ' 1 i m/z—> 50 100 150 200 250 300 350 400 450 500 550 40.20 40.40 40.60 40.80

6456.D GCMS0412.M Thu Apr 18 09:15:09 2002 Page 7

NYC-WTC_000039624

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NYC-WTC_000039624Source: NYC Law Department, mirrored locally

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GCMS analysis results for sample AE06452, April 2002 · Box DEP Box 23

NYC-WTC_000039545

Laboratory report documenting GCMS analysis of sample AE06452 conducted on April 19, 2002, by the DEP.

1 shared topics · Same agency, volume and box · similarity 0.998