Laboratory commentary on GCMS scan of sample AD25874 dated December 13, 2001, identifying tetrachloroethane and noting a blank analysis.
NYC-WTC_000030719–000030730Folder label: “GCMS SCAN X 10/31/01 AN 11/21/01”
OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document
LSC Report - Integrated Chromatogram
File : C:\HPCHEM\1\DATA\NOV2101\25874.D Operator : 209 GALOS Acquired : 21 Nov 2001 3:17 pm using AcqMethod NP103001 Instrument : GC/MS 209 Sample Name: gc/ms unknown Mise Info : Vial Number: 5 Quant File :NP103001.RES (RTE Integrator) Abundance TIC: 25874.D : 2500000 15.32
, 2000000
1 1500000 11.72
1000000 i
500000 7.73
■ -4 ■ 7.07 1 9^0 | _ 0- Time-> 6.00 7.00 8.00 1900 10.00 11.00 12.00 13.00 14.00 15.00 16.00 17.00 18.00 19.00 Abundance TIC: 25874.D 2500000 20 59 25 02 ! ' 2000000 33.06
! 1500000
1000000
500000
25.16 0- T 11ft 1 r ■ — ' ■ . tr Time-> 20.00 21.00 22.00 23.00 24.00 25.00 26.00 27.00 28.00 29.00’ 30.00 31.00 3Z00 33.00 Abundance TIC: 25874.D 2500000
2000000
1500000 37.15
! 1000000
500000
0-11 Pr ‘ I ' ' ‘ 1 I ‘ ’ 1 1 1 1 ‘ 1 1 1 1 ‘ 1 1 1 ‘ ( • 1 1 1 1 1 1 f 1 1 1 1 TTT i—r“| 1 T 1 TIIT TT Time-> 34.00 35.00 36.00 37.00 38.00 39.00 40.00 41.00 42.00 43.00 44.00 45.00 46.00 47.00
25874.D NP103001.M Tue Dec 11 09:25:03 2001
NYC-WTC_000030726
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Ranked by indexed similarity. Reasons describe shared subjects and filing context; check the source records.
NYC-WTC_000030784
Laboratory report documenting GCMS analysis of sample AD25946 conducted on December 12, 2001, including surrogate compound data.
1 shared topics · Same agency, volume and box · similarity 0.999
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000030731
Laboratory report documenting GCMS analysis of sample AD25938 conducted on December 12, 2001, including surrogate compound data.
1 shared topics · Same agency, volume and box · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000030763
Laboratory report documenting GCMS analysis of sample AD25944 conducted on December 12, 2001, including surrogate compound data.
1 shared topics · Same agency, volume and box · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000030708
Laboratory report documenting GCMS analysis of sample AD25873 conducted on December 12, 2001, noting unknown compounds.
1 shared topics · Same agency, volume and box · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000068585
Laboratory report documenting GCMS analysis of sample AD24488 conducted on November 13, 2001, identifying unknown compounds.
1 shared topics · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000068684
Laboratory report documenting GCMS analysis of sample AD24642 with detection of unknown compounds on November 13, 2001.
1 shared topics · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000068799
Laboratory report documenting GCMS analysis of sample AD24486 identifying unknown compounds on November 13, 2001.
1 shared topics · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000068598
Laboratory report documenting GCMS analysis of sample AD24489 conducted on November 13, 2001, identifying unknown compounds.
1 shared topics · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000068622
Laboratory report documenting GCMS analysis of sample AD24491 conducted on November 13, 2001, identifying unknown compounds.
1 shared topics · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000068907
Laboratory report documenting GCMS analysis of sample AD24731 identifying unknown compounds on November 19, 2001.
1 shared topics · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000068696
Laboratory report documenting GCMS analysis of sample AD24694 with detection of unknown compounds on November 13, 2001.
1 shared topics · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000068572
Laboratory report documenting GCMS analysis of sample AD24487 conducted on November 13, 2001, identifying unknown compounds.
1 shared topics · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗Similar subjects in other documents. Similarity does not establish the same event, measurement or conclusion.
NYC-WTC_000030731
Laboratory report documenting GCMS analysis of sample AD25938 conducted on December 12, 2001, including surrogate compound data.
Similarity score 0.999 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000030698
Gas chromatography-mass spectrometry analysis of sample AD25845, December 12, 2001, identifying other unknown compounds with threshold of 5.0 ug.
Similarity score 0.999 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000030742
Laboratory report documenting GCMS analysis of sample AD25939 conducted on December 12, 2001, including surrogate compound data.
Similarity score 0.999 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000030774
Laboratory report documenting GCMS analysis of sample AD25945 conducted on December 12, 2001, including surrogate compound data.
Similarity score 0.999 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000030752
Laboratory report documenting GCMS analysis of sample AD25940 conducted on December 12, 2001, including surrogate compound data.
Similarity score 0.999 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000030763
Laboratory report documenting GCMS analysis of sample AD25944 conducted on December 12, 2001, including surrogate compound data.
Similarity score 0.999 (not a probability)
machine-extracted · confidence unavailable · Check page ↗Readers open these alongside this record — through an Ask answer, the same folder, or indexed similarity. Not a claim they are about the same event.
Gas chromatography-mass spectrometry scan record from late October to November 2001 regarding environmental sample analysis.
Filed in the same folder
NYC-WTC_000030680
Chromatogram and calibration data for DFTPP standard used to verify GC/MS instrument performance during environmental analysis.
Filed in the same folder
NYC-WTC_000030685
Header page for a gas chromatography-mass spectrometry scan file related to environmental testing at the World Trade Center site.
Filed in the same folder
NYC-WTC_000030698
Gas chromatography-mass spectrometry analysis of sample AD25845, December 12, 2001, identifying other unknown compounds with threshold of 5.0 ug.
Filed in the same folder
NYC-WTC_000030708
Laboratory report documenting GCMS analysis of sample AD25873 conducted on December 12, 2001, noting unknown compounds.
Filed in the same folder