NYC-WTC_000067453
DEP lab report for GCMS analysis of sample AD23900 conducted on October 23, 2001, noting unknown compounds.
1 shared topics · Same agency, volume and box · similarity 0.999
machine-extracted · confidence unavailable · Check page ↗Laboratory report documenting GCMS analysis of sample AD23997 conducted on October 29, 2001, noting unknown compounds.
NYC-WTC_000067782–000067795Folder label: “GCMS Scan X 10/5/01 An 10/25/01”

OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document
Library Search Confound Report Data File : C:\HPCHEM\1\DATA\OCT2501\23997.D Vial: 5 Acq On : 25 Oct 2001 4:36 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\NP101901.M (RTE Integrator) Title : 209 625/TCLP calibration table 7/16/01 Library : C:\DATABASE\NBS75K.L ********************************************************************* Peak Number 2 2-Hexanone Concentration Rank 2 R.T. EstConc Area Relative to ISTD R.T. 6.47 0.85 ug/1 166287 1,4-Dichlorobenzene-d4 11.73 Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 2-Hexanone / 100 C6H12O 000591-78-6 91 2 Oxirane, 2/methyl-2-(1-methylethyl) 100 C6H12O 072221-03-5 78 3 Methyl Ixobutyl Ketone 100 C6H12O 000108-10-1 58 4 2-Hexaqone, 4-hydroxy-3-propyl- 158 C9H18O2 062338-17-4 56 Abundance Scan 155 (6.465 min): 23997.D (-) m/z 42.95 100.00% 4(3
58 5000
6.20I 6.40 6.60 6.80 51 .. ........ .T..I p m/z i58.05 55.22% TiZz-> 20 253035404550556065 70 75 80859095 100 105 Abundance #63386:2-Hexanone 43
5000 58 I A ■ ■ p 1 • ■ • I I PPTT 71..^ 6.40 6.60 6.80 29 m/z ;57.00 17.16% 71 85 I" " I' 1111" " I TtTTTyrTTTp-rTTj-rTT-rpTT-rpT-rT^TTTrp-rrrp ’' I ’ “ ' I' +t TiZz-> 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105 Abundance #1530: Oxirane, 2-methyl-2-(1 -methylethyl)- 4t3 58 6.20 6.40 6.60 6.80 5000 "mTz 16757% 71
30 66 85 100 11■'11 I Ti/z-> 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100105 '\bundance #63351: Methyl Isobutyl Ketone 4(3 " ' 6,^ " 6.^ " 6.CT " 6.ro' m/z 100.05 10.45% 5000
rnfe-> 27 I ‘' I' I ‘' I"' ‘ I 20 25 30 35 40 45 50 55 OTKTOTOSOSS M^IOOire 58 85 100 . , 1'7.. 6.2) 6.40 6.60 6.80
23997.D NP101901.M Fri Oct 26 10:10:57 2001 Page 2
NYC-WTC_000067791
OCR can misread numbers and units. Confirm readings against the page image before using them.
Ranked by indexed similarity. Reasons describe shared subjects and filing context; check the source records.
NYC-WTC_000067453
DEP lab report for GCMS analysis of sample AD23900 conducted on October 23, 2001, noting unknown compounds.
1 shared topics · Same agency, volume and box · similarity 0.999
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000067467
DEP lab report for GCMS analysis of sample AD23901 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_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 0.999
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000067880
Laboratory report documenting GCMS analysis of sample AD24051 conducted on October 29, 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_000067826
Laboratory report documenting GCMS analysis of sample AD24047 conducted on October 29, 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_000067908
Laboratory report documenting GCMS analysis of sample AD24133 conducted on October 29, 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_000067840
Gas chromatography-mass spectrometry analysis of environmental sample AD24048 conducted on October 29, 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_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 0.999
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000067894
Laboratory report documenting GCMS analysis of sample AD24052 conducted on October 29, 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_000067922
Laboratory report documenting GCMS analysis of sample AD24134 conducted on October 29, 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_000067508
DEP lab report for GCMS analysis of sample AD23904 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_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 0.999
machine-extracted · confidence unavailable · Check page ↗No available related records indexed in this group.
Similar subjects in other documents. Similarity does not establish the same event, measurement or conclusion.
NYC-WTC_000067406
Gas chromatography-mass spectrometry analysis of sample AD22558 started October 1, 2001, identifying other unknown compounds.
Similarity score 0.996 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000068117
Laboratory report documenting GCMS analysis of sample AD24287 conducted on November 5, 2001, noting unknown compounds.
Similarity score 0.996 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000068979
Gas chromatography-mass spectrometry analysis of sample AD24876 performed on 11/19/2001, identifying unknown compounds with analyst notes.
Similarity score 0.995 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000067705
DEP lab report for GCMS analysis of sample AD23994 conducted on October 25, 2001, noting unknown compounds.
Similarity score 0.994 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000068131
Laboratory report documenting GCMS analysis of sample AD24288 conducted on November 5, 2001, noting unknown compounds.
Similarity score 0.994 (not a probability)
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.
Similarity score 0.993 (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_000067735
Record of a GCMS scan conducted at the World Trade Center site in late October 2001.
Filed in the same folder
NYC-WTC_000067736
Header page from a GCMS scan batch dated October 5, 2001, associated with DEP laboratory operations.
Filed in the same folder
NYC-WTC_000067739
Calibration data sheet listing surrogate compounds and retention times for GC/MS instrument used in TCLP testing on October 25, 2001.
Filed in the same folder
NYC-WTC_000067752
Laboratory report documenting GCMS analysis of sample AD23995 conducted on October 29, 2001, noting unknown compounds.
Filed in the same folder
NYC-WTC_000067767
Laboratory report documenting GCMS analysis of sample AD23996 conducted on October 29, 2001, noting unknown compounds.
Filed in the same folder