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Document / 17 pages

GCMS comments for sample AD28901, Dec 17 2001

Machine-extracted title · confidence 90%

Laboratory notes stating the GCMS scan of sample AD28901 revealed no unusual compounds.

NYC-WTC_000035700–000035716

Folder label: “GCMS X 11/28/01 A 12/7/01

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Scanned page image, NYC-WTC_000035715
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NYC 9/11 Public Portal Document

Library Search Compound Report

Data File C: \HPCHEM\ 1 \DATA\DEC0 601\28901.D Vial: 38 Acq On 7 Dec 2001 11:48 am Operator: 209 GALOS Sample 11/28 gc/ms scan 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 9 3-Isopropoxy-l,1,1,7,7,7-hexam Concentration Rank 7

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

47.02 2.42 ug/1 631972 Perylene-dl2 37.11

Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 3-Isopropoxy-1,1,1,,7, 7-hexamethyl 576 C18H5207Si7 071579-69-6 38 2 3,6-Dioxa-2,4,5,7 tetrasilaoctane, 294 C10H3002Si4 004342-25-0 28 3 Trisiloxane, 1,,1, 1,5,5,5-hexamethyl 384 C12H3604Si5 003555-47-3 25 4 1,2-Benzenedicarboxylic acid, bis(t 310 C14H2204Si2 002078-22-0 25 Abundance Scan 4572 (47.020 mln): 28901 .D (-) m/z 73.00 100.00% 73 147 221 5000 281 355 429 T T T !t" 46.60 46.80 47.00 47.20 47.40 39 — *r 117 Pr +191+1 214 327191 251 , , 401 I —e PI ■ — ■ — TI m/z 147.00 75.21% miz-> 50 100 150 200 250 300 350 400 450 500 550 Abundance i #60503: 3-Isopropoxy-1,1,1,7,7,7-hexamethyl-3,5,5-tris(trim 73

5000 " TTPTTu . ... J T— 147 46.60 46.80 47.00 47.20 47.40 221 281 m/z 221.00 64.57%

miz-> ' 1 । ■ 1 • ■ । * ■ ■ • । 1 * 1 ' i • ■ • ■ । ■ ■ ' • । ■ 50 100 150 200 250 300 327350 400.... 519—561 450 500 550 Abundance #41682: 3.6-Dioxa-2,4,5,7-tetrasilaoctane, 2.2.4,4.5.5.7,7- 147 221 T T T T 1 73 46.60 46.80 47.00 47.20 47.40 5000 m/z 281.00 34.39% 191 117 279 ■ ■ ■ i 1 miz-? 50 100 150 200 250 300 350 400 4a) 500 550 Abundance #74103: Trisiloxane, 1,1,1 ,5-hexameth J-bis.[trimet 73 46.60 46.80 47.00 47.20 47.40 147 m/z 207.00 28.29% 5000 281 45 369 r J , L ( 117 ; IT207 249 ■ 1 Ir 1 i • • • • i ■ ’ ■ ■ i 1 1 ‘ 1 l 1 ■ ■ ' i ‘ ‘ 1 1 i ' ‘ miz-> 50 100 150 200 250 300 350 400 450 500 550 46.60 46.80 47.00 47.20 47.40

28901.□ GCMS1126.M Tue Dec 11 16:08:49 2001 Page 9

NYC-WTC_000035715

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NYC-WTC_000035715Source: NYC Law Department, mirrored locally

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