GCMS results for unknowns, sample AD26477, Dec 2001

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GCMS analysis report for sample AD26477 showing detection of unknown compounds and surrogate recovery data from December 21, 2001.

NYC-WTC_000018923–000018933

Folder label: “GCMS X 12/17/01 A 12/22 - 12/23/01”

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NYC 9/11 Public Portal Document

Library Search Compound Report

Data File : M:\INSTRU~l\209\DATA\DEC2701\26477.D Vial: 10 Acq On : 27 Dec 2001 8:54 pm Operator: 209 GALOS Sample : GC/MS SCAN 12/13 Inst : GC/MS 209 Mise Multiplr: 1.00 MS Integration Params: LSCINT.P

Quant Method : C:\HPCHEM\1\METHODS\GCMS1126.M (RTE Integrator) Title : 209 625/TCLP calibration table Library : C:\DATABASE\NBS75K.L ********************************************************************* Peak Number 3 Cyclopentasiloxane, decamethyl Concentration Rank 2

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

14.30 0.44 ug/1 167865 Naphthalene-d8 15.28

Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 Cyclopentasiloxane, decamethyl- 370 C10H3005Si5 000541-02-6 64 2 Benzoic acid, 2,5-bis(trimethylsilo 370 C16H30O4Si3 003618-20-0 43 3 3,4-Dihydroxybenzyl alcohol, tris (tr 356 C16H3203Si3 068595-79-9 43 4 Benzeneethanamine, N-[ (pentafluorop 563 C24H34F5NO3Si3 055429-13-5 37 Abundance Scan 1009 (14.304 min): 26477.D (-) m/z 73.00 100.00% 73

5000 267 355 45 14.00 14.20 14.40 14.60 ,, . .1 t , 108 133 154 177 193 .223 251 ...... 323339 1 * ‘ ‘ 1’ * ‘r I ’ * n । n n 1111TT r 11 "17′1 ICIuI“IBu—U"I—m7"T‘19* IT012B1T m/z 267.00 33.38% m/z-> 40 60 80 100 120 140 160 180 200 220 240 260 280 300 320 340 360 Abundance #51266: Cyclopentasiloxane, decamethyl- 73 355 267 5000 j 14.00 14.20 14.40 14.60 m/z 355.0 24.37% 191207 251 1 323339 | ।....11.n11n.।।।। । ■11 • ■ “ । 11 rt > j i¥i r| m i |Ti r, f..T,.... । m/z-> 40 60 80 100 120 140 160 180 200 220 240 260 280 300 320 340 360 Abundance #73978: Benzoic acid. 2.5-bis(trimethylsiloxy)- trimethyls 73 r i । i i rr | i < i\ । ■ i ■ i । i ■ i i | 355 14.00 14.20 14.40 14.60 5000 m/z 356.05 8.32% 45 ........ ........ 147 179 ,. 207223 . .................... miz-> 40 60 80 100 120 140 160 180 200 220 240 260 280 300 320 340 360 Abundance #49868:3,4-Dihydroxybenzyl alcohol, tris(trimethyisilyl)- ■ ■ i ■ i ■ 1 • ■ i 1 ■ ■ ■ i • • • • i 73 14.00 14.20 14.40 14.60 m/z 268.00 7.94% ) 5000 267 179 356 45 147 209 237 312 341 •>i■ ■ i • • ■ ■ i ■ ■ ■'' i ■ • ■i. “ •i••••i■•i• “ i ■ • ‘ ■ i . . I . . . .j . . fI ! . . H l . . , > | . . . . | . . . . | . **111 144/414 4 * * t m/z-> 40 60 80 100 120 140 160 180 200 220 240 260 280 300 320 340 360 14.00 14.20 14.40 14.60

26477.D GCMS1126.M Tue Jan 29 14:22:17 2002 Page 3

NYC-WTC_000018932

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NYC-WTC_000018932Source: NYC Law Department, mirrored locally

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