NYC-WTC_000023691
Instrument log and analysis summary for GCMS testing of sample AE10063 conducted on May 23, 2002.
1 shared topics · Same agency, volume and box · similarity 0.999
machine-extracted · confidence unavailable · Check page ↗Laboratory report documenting GCMS analysis of sample AE11307 conducted on May 28, 2002, including surrogate recovery data.
NYC-WTC_000024977–000024986Folder label: “GCMS X 5/14/02 A 5/21/02”

OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document Library Search Compound Report Data File : C:\HPCHEM\1\DATA\MAY2102\11306.D Vial: 20 Acq On : 21 May 2002 7:30 pm Operator: Sample : EXTRACT5/14 Inst : 209 Mise Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Method : C:\HPCHEM\1\METHODS\GCMS0520.M (RTE Integrator) Title : 209 625/TCLP calibration table Library : C:\DATABASE\NBS75K.L Peak Number 1 2-Pentanone, 4-hydroxy-4-methy Concentration Rank 1 R.T. EstConc Area Relative to ISTD R.T. 8.11 23.84 ug/1 1520430 1,4-Dichlorobenzene-d4 12.14 Hit# of /5 Tentative ID MW MolForm CAS# Qual
1 2-Pentanone, 4-hydroxy-4-methyl- 116 C6H1202 000123-42-2 78 2 Acetone 58 C3H60 000067-64-1 9 3 N,N./-Bis (2-methyl-2-nitrosopentan-4 258 C12H22N2O4 094514-30-4 9 4 CH2=CHCH2C (0) OCH3_____________________ 100 C5H802 003724-55-8 9 Abundance Scan 335 (8.112 min): 11306.D (-) m/ z 43.00 100.00% 43
5000 59
101 7.80 8.00 8.20 8.40 m/z—> 37, । - I ■ ■ ■ ■ i ■ ■ ■ - i ■ ■ ■ i|' 10 20 30 40 +53+ 50 6983 Iuttt**II11Im TTP——TTT 60 70 80 90 100 110 120 130 m/z 59.10 34.73% Abundance #64274: 2-Pentanone, 4-hydroxy-4-methyl- 43
5000 . . । .^-1 59 7.80 8.00 8.20 8.40 m/ z 58.10 17.83%
miz—> ----- 10 20 27
30 40 +4 50 60 70 80 83 90 101 । 100 110 120 130 Abundance #62322: Acetone 43
7.80 8.00 8.20 8.40 5000 m/z 101.15 10.93% 58 I 27
iz-> 10 20 + 30 40 1-1 1 I ' 1 6050 70 ry-rTT-rTTTT-rTT-TT-rTT-rT-rTT-rT-i-p-,-rT-p-r-r-r-p-T 80 90 100 110 120 130 Abundance #35454: N,N'-Bis(2-methyl-2-nitrosopentan-4-one) — 43 7.80 8.00 8.20 8.40 m/z 41.05 6.18% 5000
99
m/z—> 15 TTRTIT 10 20 4+44 *u—50—m 60 70 80 90 1001 110 120 130 30 40 56 72 THr I ' ‘ 1 1 I ‘ ‘ 83 ‘ I ‘ 130 ' I ' ' ' 1 I 1 1 1 1 I 1 1 1 ' I ' ' 1 1 1 1 1 11]IIIi 1 1 i ' CTTi । । i । । 7.80 8.00 8.20 8.40
11306.D GCMS0520.M Wed May 22 09:20:38 2002 Page 1
NYC-WTC_000024984
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_000023691
Instrument log and analysis summary for GCMS testing of sample AE10063 conducted on May 23, 2002.
1 shared topics · Same agency, volume and box · similarity 0.999
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000024987
Laboratory report documenting GCMS analysis of sample AE11308 conducted on May 28, 2002, including surrogate recovery data.
1 shared topics · Same agency, volume and box · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000025031
Laboratory report documenting GCMS analysis of sample AE11378 conducted on May 28, 2002, including surrogate recovery data.
1 shared topics · Same agency, volume and box · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000025012
Laboratory report documenting GCMS analysis of sample AE11310 conducted on May 28, 2002, including surrogate recovery data.
1 shared topics · Same agency, volume and box · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000023728
Instrument log and analysis summary for GCMS testing of sample AE10065 conducted on May 23, 2002.
1 shared topics · Same agency, volume and box · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000025041
Laboratory report documenting GCMS analysis of sample AE11379 conducted on May 28, 2002, including surrogate recovery data.
1 shared topics · Same agency, volume and box · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000022670
Laboratory record of analytical results for environmental sample AE11795 with surrogate recovery information.
1 shared topics · Same agency, volume and box · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000022679
Data sheet documenting GCMS analysis of environmental sample AE11796 and associated surrogate compounds.
1 shared topics · Same agency, volume and box · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000022688
Laboratory report presenting analytical data for environmental sample AE11797 and surrogate recovery metrics.
1 shared topics · Same agency, volume and box · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000025022
Laboratory report documenting GCMS analysis of sample AE11377 conducted on May 28, 2002, including surrogate recovery data.
1 shared topics · Same agency, volume and box · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000022642
Report documenting the identification of other unknown compounds and surrogate recovery for sample AE11604.
1 shared topics · Same agency, volume and box · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000022652
Laboratory data sheet recording compound identification and surrogate recovery for environmental sample AE11793.
1 shared topics · Same agency, volume and box · similarity 0.998
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_000022652
Laboratory data sheet recording compound identification and surrogate recovery for environmental sample AE11793.
Similarity score 0.996 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000023701
Laboratory report of GCMS analysis for sample AE10063 conducted on May 23, 2002, showing surrogate recovery data.
Similarity score 0.996 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000045859
Gas chromatography-mass spectrometry report for sample AE10773 showing detection of unknown compounds and surrogate recovery.
Similarity score 0.996 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000023754
Laboratory report of GCMS analysis for sample AE09654 conducted on May 23, 2002, showing surrogate recovery data.
Similarity score 0.996 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000012729
Laboratory report presenting analytical results for target compounds and surrogate recovery data for water sample AE11599.
Similarity score 0.995 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000045849
Gas chromatography-mass spectrometry reference report for sample AE10772 listing measured values and detection limits.
Similarity score 0.995 (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_000024953
Department of Environmental Protection administrative record sheet for World Trade Center site activities dated May 2002.
Filed in the same folder
NYC-WTC_000024954
Fragmented document page from the Department of Environmental Protection archives regarding World Trade Center site monitoring in May 2002.
Filed in the same folder
NYC-WTC_000024956
Laboratory report of a method blank analysis for GCMS testing conducted on May 21, 2002, showing non-detects for various compounds.
Filed in the same folder
NYC-WTC_000024965
Calibration report for GCMS analysis of sample AE11306 performed on May 21, 2002, listing response factors for target analytes.
Filed in the same folder
NYC-WTC_000024969
Reference standard analysis report for GCMS testing of sample AE11306 conducted on May 21, 2002, verifying instrument performance.
Filed in the same folder