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GCMS analysis results, Sample AE08262, April 22, 2002

Machine-extracted title · confidence 100%

GCMS analysis report for sample AE08262 showing surrogate recovery and unknown compound screening on April 22, 2002.

NYC-WTC_000048309–000048332

Folder label: “GCMS X 4/9/02 A 4/17/02

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NYC 9/11 Public Portal Document

Tentatively Identified Compound (LSC) summary

Operator ID: Nefliu Date Acquired: 18 Apr 2002 12:18 am Data File: C:\MSDCHEM\1\DATA\020417\08262.D Name: sample Mise: Method: C:\MSDCHEM\1\METHODS\041702SCAN.M (Chemstation Integrator) Title: 508 Modified GC/MS scan Library Searched: C:\DATABASE\NIST98.L

--Internal Standard-- TIC Top Hit name RT EstConc Units Response # RT Resp Cone

Methylene Chloride 3.76 0.4 ug/L 421225 1 9.99 39147700 40.0 Boron trifluoride... 3.95 0.2 ug/L 206933 1 9.99 39147700 40.0 Methylene Chloride 4.04 0.3 ug/L 264555 1 9.99 39147700 40.0 Ethene, 1-chloro-... 4.28 0.2 ug/L 207682 1 9.99 39147700 40.0 Toluene 4.37 46.2 ug/L 45263000 1 9.99 39147700 40.0 / Hexanal 5.13 0.5 ug/L 452459 1 9.99 39147700 40.0 Silane, tetramethyl- 5.96 0.4 ug/L 361409 1 9.99 39147700 40.0 — 2-Pentanone, 4-hy... 6.01 3.0 ug/L 2932100 1 9.99 39147700 40.0 —Cyclopentasiloxan . . . 12.46 0.5 ug/L 658586 2 13.48 52189000 40.0 3-(2-Methoxy-5-me... 22.64 0.3 ug/L 473874 4 23.02 59474300 40.0 • Anthracene-diO - 23.17 0.5 ug/L 812447 4 23.02 59474300 40.0 3-Pentyn-2-one, 5... 28.11 0.2 ug/L 269738 5 30.88 52729300 40.0 •Tetradecanamide 29.99 0.7 ug/L 948357 5 30.88 52729300 40.0 trans-3-Phenyl-pe... 30.03 0.4 ug/L 472216 5 30.88 52729300 40.0 3-Azabicyclo[3.3.... 31.46 0.3 ug/L 364689 5 30.88 52729300 40.0

08262.D 041702SCAN.M Thu Apr 18 09:49:34 2002 Page 21

NYC-WTC_000048332

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NYC-WTC_000048332Source: NYC Law Department, mirrored locally

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