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← Document results/DEP Box 18/GCMS X 5/16/02 A 5/20/02
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GCMS scan data for sample AE11420, May 2002

Machine-extracted title · confidence 100%

Fragmented GCMS scan data page showing tentative identification of compounds and surrogate recovery for sample AE11420.

NYC-WTC_000025430–000025446

Folder label: “GCMS X 5/16/02 A 5/20/02

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Scanned page image, NYC-WTC_000025438
OCR text

OCR status: ok · source: pdftotext

NYC 9/11 Public Portal Document Library Search Compound Report Data File : C:\MSDCHEM\1\DATA\052002\11420.D Vial: 10 Acq On : 20 May 2002 8:37 pm Operator: Mclean Sample : 5/16 eh 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 8 Heptasiloxane, 1,1,3,3,5,5,. Concentration Rank. 3

R.T. EstConc Area Relative to ISTD R.T. 35.41 0.43 ug/L 368949 Perylene-dl2 34.71 Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 Heptasiloxane, 1,1,3,3,5,5,7,7,9... 504 C14H44O6Si7 019095-23-9/37 2 Mercaptoacetic acid, bis(trimeth... 236 C8H20O2SSi2 006398-62-5 35 3 Pentasiloxane, dodecamethyl- 384 C12H3604Si5 000141-63-9 25 4 3,6-Dioxa-2,4,5,7-tetrasilaoctan... 294 C10H3002Si4 004342-25-0 25 Abundance Scan 5502 (35.407 min): 11420.D (-5494) (-) m/z 73.10 00.00% 73 147 221

5000 281 355 429 any wptoroonp / % rwwrwy

m/z-> 0- — 0 40

50 100 . jll 150 , 191 i ill , , ,!, 200 250 300 ... 350 400 L 450 35.00 35.20 35.40 35.60 35.80 m/z 147.00 77.23% Abundance #27374: Heptasiloxane, 1,1,3,3,5,5,7,7,9,9,11,11 ,13,13-tet... 73

5000 207 ........................... .......................... 35.00 35.20 35.40 35.60 35.80 m/z 221.10 69.74% 133 281 355 A 0- 451 103 IL 1771 1253 L 327, ,383 429 —+ I- 1 1 I 1 1 1 1 1 I 489 ' 1 1 m/z-> 0 50 100 150 200 250 300 350 400 450 Abundance #26922: Mercaptoacetic acid, bis(trimethylsilyl)- 73 ................................................. 147 35.00 35.20 35.40 35.60 35.80 5000 m/ Z 2 81.00 41.19%| 221 45 193 0 13 „ 1)■ [ 104 r1 1T 1 i ' 11,k| 1 i'1 1 1 170 L T ' 15 1 1 1 m/z-> 0 50 100 150 200 250 300 350 400 450 Abundance #115143: Pentasiloxane, dodecamethyl- 73 147 281 35.00 35.20 35.40 35.60 35.80 m/z 355.10 40.90% 5000 369 207 45 117 1 177, | 249 0 i ■ ■ 11 1. I ,‘ 1 11‘ 1 1 01 *ifroi" m/z-> 0 50 100 150 200 250 300 350 400 450 35.00 35.20 35.40 35.60 35.80

11420.D 050102.M Thu May 23 14:07:11 2002 Page 11

NYC-WTC_000025438

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NYC-WTC_000025438Source: NYC Law Department, mirrored locally

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