DEP lab report for GCMS analysis of sample AD23909 conducted on October 23, 2001, noting unknown compounds.
NYC-WTC_000067555–000067578Folder label: “GCMS Scan X 10/2/01 An 10/17/01”
OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document
Library Search Compound Report Data File : C:\HPCHEM\1\DATA\OCT1801\23909.D Vial: 4 Acq On : 18 Oct 2001 7:07 pm Operator: 209 GALOS Sample : gc/ms unknown Inst : GC/MS 209 Mise : Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Method : C:\HPCHEM\1\METHODS\NP091101.M (RTE Integrator) Title : 209 625/TCLP calibration table 7/16/01 Library : C:\DAT7kBASE\NBS75K.L ********************************************************************* Peak Number 5 2-Pentanone, 4-hydroxy-4-methy Concentration Rank 1 R.T. EstConc Area Relative to ISTD R.T. 7.75 2.05 ug/1 192175 1,4-Dichlorobenzene-d4 11.77 Hit# of 5 'entative ID MW MolForra CAS# Qual 1 2-Penta: me, 4-hydroxy-4-methyl- 116 C6H12O2 000123-42-2 50 2 Acetic/ cid, 1,1-dimethylethyl este 116 C6H12O2 000540-88-5 33 3 3 -Hy^oxy- 2 -pentanone 102 C5H10O2 003142-66-3 9 4 Morpnoline, 4-methyl- 101 C5H11N0 000109-02-4 9 bundance-' Scan 295 (7.747 min): 23909.D (-) m/z 42795 100.00% 4)3
SOX)
10 20 30 40 + 50 60 59
71 70 80 83 90 101
I 1 ' - ' ' I 100 110 7^ m/z 7.^ 59.05 L 7.^ 8.00 49.68% Abundance #64275; 2-Pentanone. 4-hydroxy-4-methyt- 4i3
5000 K' 59 7.40 7.60 7.80 8.00 m/z 101.05 20.78% 15 31 101 T-r-r-r-ir ( I ' “ I ”’ ' ' ' 1 ‘
■nfe-> 10 20 30 40 60 70 80 90 100 110 Abundance #3292: Acetic acid, 1,1-dimethylethyl ester
7.40 7.60 7.80 8.00 5000 57 m/z 58.05 15.94% 101
TiZz-> ‘ 'lb' " 27 ’ 30 •I* I ' I ' ' ' ' I ■ ... I . I I . I ... I I .... I . ... I 40 50 60 70 80 90 100 110 Abundance #1691:3-Hydroxy-2-pentanone 31 59 7.40 7.60 7.80 8.(X) m/z 41.05 6760%
500)
, T , I..... 10 20 30 40 rRr.,.|l|^ 50 60 ‘ 70 73 "ao“ 64.............. 102 “ iro " iio ■ 7.40 7.60 7.80 8.00
23909.D NP091101.M Fri Oct 19 10:17:09 2001 Page 5
NYC-WTC_000067567
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Ranked by indexed similarity. Reasons describe shared subjects and filing context; check the source records.
NYC-WTC_000067579
Gas chromatography-mass spectrometry analysis of sample AD23910 conducted by NYC Department of Environmental Protection labs on October 23, 2001, identifying unknown compounds.
1 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.999
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000067535
DEP lab report for GCMS analysis of sample AD23906 conducted on October 23, 2001, noting unknown compounds.
1 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.999
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000067752
Laboratory report documenting GCMS analysis of sample AD23995 conducted on October 29, 2001, noting unknown compounds.
1 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000067796
Laboratory report documenting GCMS analysis of sample AD23998 conducted on October 29, 2001, noting unknown compounds.
1 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000067675
DEP lab report for GCMS analysis of sample AD23948 conducted on October 25, 2001, noting unknown compounds.
1 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000067635
DEP lab report for GCMS analysis of sample AD23915 conducted on October 25, 2001, noting unknown compounds.
1 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000067690
DEP lab report for GCMS analysis of sample AD23993 conducted on October 25, 2001, noting unknown compounds.
1 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000067767
Laboratory report documenting GCMS analysis of sample AD23996 conducted on October 29, 2001, noting unknown compounds.
1 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000067720
Laboratory report documenting GCMS analysis of sample AD23993 conducted on October 25, 2001, noting unknown compounds.
1 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000067811
Laboratory report documenting GCMS analysis of sample AD24046 conducted on October 29, 2001, noting unknown compounds.
1 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000087163
Laboratory report documenting GC/MS analysis of sample AD22578 conducted on October 10-11, 2001, identifying unknown compounds.
1 shared non-person entities · 1 shared topics · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000089446
Laboratory report documenting GC/MS analysis of sample AD23797 conducted on November 1, 2001, identifying unknown compounds.
1 shared non-person entities · 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_000068240
Laboratory report documenting GCMS analysis of environmental sample AD24334 with detection of unknown compounds.
Similarity score 0.997 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000068213
Laboratory report documenting GCMS analysis of sample AD24293 conducted on November 7, 2001, noting unknown compounds.
Similarity score 0.996 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000069051
Laboratory report documenting GCMS analysis of sample AD24881 conducted on November 19, 2001, noting unknown compounds.
Similarity score 0.996 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000089171
Laboratory record for sample AD23717 showing detection of unknown compounds on October 17, 2001.
Similarity score 0.996 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000068954
Laboratory report documenting GCMS analysis of sample A024874 identifying unknown compounds on November 19, 2001.
Similarity score 0.996 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000067579
Gas chromatography-mass spectrometry analysis of sample AD23910 conducted by NYC Department of Environmental Protection labs on October 23, 2001, identifying unknown compounds.
Similarity score 0.996 (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.
NYC-WTC_000067405
Record of a GCMS scan conducted at the World Trade Center site between October and November 2001.
Filed in the same folder
NYC-WTC_000067406
Gas chromatography-mass spectrometry analysis of sample AD22558 started October 1, 2001, identifying other unknown compounds.
Filed in the same folder
NYC-WTC_000067425
Log sheet recording liquid-liquid extraction parameters and sample processing details for October and November 2001.
Filed in the same folder
NYC-WTC_000067428
Laboratory report detailing GCMS analysis of sample AD22558 conducted on October 1, 2001.
Filed in the same folder
NYC-WTC_000067439
DEP lab report for GCMS analysis of sample AD23844 conducted on October 23, 2001, noting unknown compounds.
Filed in the same folder