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GCMS analysis results for sample AE12475, June 2002

Machine-extracted title · confidence 100%

Laboratory report documenting gas chromatography-mass spectrometry analysis of environmental sample AE12475 conducted on June 4, 2002.

NYC-WTC_000014125–000014146

Folder label: “GCMS X 5/24/02 A 5/28/02

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NYC 9/11 Public Portal Document Tentatively Identified Compound (LSC) summary . Operator ID: McLean Date Acquired: 29 May 2002 12:04 am ‘Data File: C:\MSDCHEM\1\DATA\052802\12475.D Name: 5/24 ad Mise: Method: C:\MSDCHEM\1\METHODS\052202.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 3.73 3.4 ug/L 2193230 1 9.90 25900600 40.0 Pyridine-d5- 3.74 3.6 ug/L 2309330 1 9.90 25900600 40.0 Methylene Chloride 3.83 3.3 ug/L 2132720 1 9.90 25900600 40.0 Ethyl Chloride 3.91 3.0 ug/L 1912390 1 9.90 25900600 40.0 Piperidine 3.99 1.0 ug/L 642780 1 9.90 25900600 40.0 Methylene Chloride 4.03 1.6 ug/L 1010120 1 9.90 25900600 40.0 Methylene Chloride 4.27 0.6 ug/L 396152 1 9.90 25900600 40.0 Methane, chloro- 4.52 0.4 ug/L 260792 1 9.90 25900600 40.0 2-Butenal, 3-methyl- 5.08 0.2 ug/L 161411 1 9.90 25900600 40.0 2-Pentanone, 4-hy... 5.93 11.6 ug/L 7483900 1 9.90 25900600 40.0 Cyclopentasiloxan. . . 12.37 0.3 ug/L 259241 2 13.39 35224600 40.0 Anthracene, 2-met... 22.54 0.3 ug/L 251154 4 22.91 39730200 40.0 Anthracene -dl0- 23.07 0.3 ug/L 304187 4 22.91 39730200 40.0

12475.D 052202.M Thu May 30 10:43:34 2002 Page 17

NYC-WTC_000014146

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NYC-WTC_000014146Source: NYC Law Department, mirrored locally

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