Laboratory report documenting GCMS analysis of sample AD24480 conducted on November 14, 2001, identifying unknown compounds.
NYC-WTC_000068529–000068543Folder label: “GCMS Scan X 10/12/01 An 11/3/01”
OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document
Library Search Compound Report Data File C:\HPCHEM\1\DATA\NOV0201\24480.D Vial: 18 Acq On 3 Nov 2001 7:34 am 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\NP103001.M (RTE Integrator) Title : 209 625/TCLP calibration table Library : C:\DATABASE\NBS75K.L ********************************************************************* Peak Number 5 2-Pentanone, 4-hydroxy-4-methy Concentration Rank 1
R.T. EstConc Area Relative to ISTD R.T. 7.69 1.29 ug/1 176847 1,4-Dichlorobenzene-d4 11.71
Hit# of 5 Tentative ID MW MolForm CAS# Qual
1 2-Pentanone hydroxy-4-methyl- 116 C6H12O2 000123-42-2 64 2 Acetic acid 1-dimethylethyl este 116 C6H12O2 000540-88-5 33 3 CH2=CHCH2C/i )OCH3 100 C5H8O2 003724-55-8 10 4 Morpholine, 4-methyl- 101 C5H11NO 000109-02-4 9 Abundance / Scan 288 (7.689 min): 24480.D (-) m7z 42.90 100.00% 4(3
59 5000
101 ==i=T=T=T=i=f=T-i=piA-r^^ 7.40 7.60 7.80 8.00
■nfe-> —I—I—I—I—I—I—I—I—[—r-i—I—r
10 20 30 40 1, 51 'T~' 50 60 X 71 83 r-|-T-.—r-.—[—tH—n—]—I 70 80 90 I I ' ' ' ’ I 100 110 Abundance #3245: 2-Pentanone, 4-hydroxy-4-methyl- 4)3
553 59 7.40 7.60 7.80 8.00 m/z 101.05 20.01% 31 1 101 I I '-r+ .-,.4... ??..,”.... I.. ■nfe-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #3292: Acetic acid, 1,1-dimethylethyl ester 40 i _740_7,60_^\80__8n0^_ 5000 57 m/z 58.05 16.58% 101 j 15 27 ' ' I ' ' ' I ' ' ' ' I ' ' ' ' I ' ' ' ' I ' ' ' ' I ' ' ' ' I Tl^-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #1448; CH2=CHCH2C(O)OCH3 4|3 7.40 7.60 7.80 8.00 m/z 41.05 7.17% 5000
... _ ____ _ ^^,1.,. 72 100 '■ I I .... I I ... I .... I .... I I mfe-> 10 20 30 40 50 60 70 80 90 100 110 7.40 7.60 7.80 8.00
24480.D NP103001.M Tue Nov 13 10:12:55 2001 Page 5
NYC-WTC_000068541
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_000068748
Gas chromatography-mass spectrometry analysis of sample AD24482 completed November 13, 2001, identifying other unknown compounds with violations referenced in comments.
1 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.999
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000068763
Laboratory report documenting GCMS analysis of sample AD24483 identifying unknown compounds on November 13, 2001.
1 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.999
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000068240
Laboratory report documenting GCMS analysis of environmental sample AD24334 with detection of 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_000068447
Laboratory report documenting GCMS analysis of sample AD24473 conducted on November 9, 2001, identifying 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_000069587
Laboratory report documenting GCMS analysis of sample AD25377 conducted on November 26, 2001, noting unknown compounds.
1 shared topics · Same agency, volume and box · 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 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_000068659
Laboratory report documenting GCMS analysis of sample AD24640 with detection of unknown compounds on November 13, 2001.
1 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000068954
Laboratory report documenting GCMS analysis of sample A024874 identifying unknown compounds on November 19, 2001.
1 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.998
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 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000089461
Laboratory report documenting GC/MS analysis of sample AD23833 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.
Page similarity is temporarily unavailable or this page has no indexed vector.
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_000068396
Record of a GCMS scan conducted at the World Trade Center site in early November 2001.
Filed in the same folder
NYC-WTC_000068397
Multi-page laboratory log table recording sample extraction details including volumes and drip rates for GCMS analysis in November 2001.
Filed in the same folder
NYC-WTC_000068400
Multi-page laboratory log table recording sample extraction details including volumes and drip rates for GCMS analysis in November 2001.
Filed in the same folder
NYC-WTC_000068413
Laboratory report documenting GCMS analysis of sample AD24431 conducted on November 7-9, 2001, identifying unknown compounds.
Filed in the same folder
NYC-WTC_000068432
Laboratory report documenting GCMS analysis of sample AD24472 conducted on November 14, 2001, identifying unknown compounds.
Filed in the same folder