NYC-WTC_000035233
Laboratory report showing non-detect levels for various volatile organic compounds in a WTC blank sample.
Same agency, volume and box · similarity 0.996
machine-extracted · confidence unavailable · Check page ↗GCMS analysis results for sample AD28903 dated December 15, 2001, showing non-detect levels for various compounds.
NYC-WTC_000035563–000035570Folder label: “GCMS X 11/29/01 A 12/7/01”

OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document
) LSC Report - Integrated Chromatogram
File : C:\HPCHEM\1\DATA\DEC0701\LB.D Operator : 209 GALOS Acquired 7 Dec 2001 8:47 pm using AcqMethod GCMS1126 Instrument : GC/MS 209 Sample Name: 11/29 gc/ms scan Mise Info : Vial Number: 7 Quant File :GCMS1126.RES (RTE Integrator) Abundance TIC: LB.D 15.28 3000000
2500000 11.87 2000000
1500000
1000000 7.60 500000
0- 1——m—n—m 111 -t Tnm -pi—r-r-r-j 1x r T T T ---------------------------- Time-> 6.00 7.00 8.00 9.00 10.00 11.00 12.00 13.00 14.00 15.00' 16.00 17.00 18.00 19.00 Abundance TIC: LB.D 20.56 24.97 3000000
2500000 33.01 2000000
1500000
1000000
500000 30.05
5.12 53.29 0- fr 11 I • I II T k id I T ISA i 1 * T Time—> 20.00/2100 22*00 23.00 2400’ 25.00 26.00 27.00 28.00 29.00 30.00 31.00 32.00 33.00 Abundance TIC: LB.D
3000000
2500000
2000000
1500000 37.10
1000000
500000
0 -IrP 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
LB.D GCMS1126.M Thu Dec 13 10:31:29 2001
NYC-WTC_000035568
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_000035233
Laboratory report showing non-detect levels for various volatile organic compounds in a WTC blank sample.
Same agency, volume and box · similarity 0.996
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000035843
Lab notes for sample AD29190 indicate detection of di-n-butylphthalate and one LCS compound outside acceptance range.
Same agency, volume and box · similarity 0.996
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000035990
Laboratory report noting detection of bis(2-Ethylhexyl)phthalate in sample AD29028 analyzed on December 18, 2001.
1 shared topics · Same agency, volume and box · similarity 0.995
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000034258
Laboratory report documenting GCMS analysis of sample AD28473 conducted between November 21 and 26, 2001.
Same agency, volume and box · similarity 0.995
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000034877
Laboratory analyst notes on GCMS scan results and recovery rates for sample AD28477 analyzed in early December 2001.
1 shared topics · Same agency, volume and box · similarity 0.995
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000016681
Method blank report confirming absence of contamination during volatile organic compound testing procedures in January 2002.
Similar document embedding; no shared entity or topic indexed. · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000016078
Laboratory blank report confirming no detectable contamination for nitrosamines and chlorinated solvents during the run.
1 shared topics · similarity 0.996
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000016285
Laboratory report of a GCMS blank run performed on February 7, 2002, to verify absence of contamination.
Similar document embedding; no shared entity or topic indexed. · similarity 0.996
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000016555
Blank analysis report for DEP sample AD31432 showing non-detect levels for volatile organic compounds from January 22, 2002.
1 shared topics · similarity 0.996
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000005159
Blank sample analysis report confirming no contamination above method detection limits for target compounds analyzed on February 1, 2002.
Similar document embedding; no shared entity or topic indexed. · similarity 0.995
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000016506
Blank analysis report for DEP sample AD31363 showing non-detect levels for volatile organic compounds from February 7, 2002.
Similar document embedding; no shared entity or topic indexed. · similarity 0.995
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000050079
Blank analysis report for GCMS testing of sample AE00005 showing non-detectable levels of target compounds.
1 shared topics · similarity 0.995
machine-extracted · confidence unavailable · Check page ↗Similar subjects in other documents. Similarity does not establish the same event, measurement or conclusion.
NYC-WTC_000035776
Laboratory data sheet recording GCMS analysis of a blank sample for nitrosamines and chlorinated compounds.
Similarity score 0.998 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000035233
Laboratory report showing non-detect levels for various volatile organic compounds in a WTC blank sample.
Similarity score 0.998 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000037219
Gas chromatography-mass spectrometry blank report for sample AD29932 analyzing nitrosamines and chlorinated compounds on December 18, 2001.
Similarity score 0.997 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000050079
Blank analysis report for GCMS testing of sample AE00005 showing non-detectable levels of target compounds.
Similarity score 0.997 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000016555
Blank analysis report for DEP sample AD31432 showing non-detect levels for volatile organic compounds from January 22, 2002.
Similarity score 0.997 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000034958
Calibration report showing recovery percentages for various chemical standards used in the GCMS analysis.
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_000035561
Department of Environmental Protection record logging GCMS X samples from November to December 2001.
Filed in the same folder
NYC-WTC_000035562
Fragmented document header containing metadata for gas chromatography-mass spectrometry analysis.
Filed in the same folder
NYC-WTC_000035571
GCMS method blank analysis for sample AD28903 dated December 7, 2001, showing non-detect levels.
Filed in the same folder
NYC-WTC_000035575
GCMS reference standard analysis for sample AD28903 dated December 7, 2001, showing measured concentrations.
Filed in the same folder
NYC-WTC_000035580
GCMS scan results for sample AD28903 dated December 15, 2001, detecting bis(2-Ethylhexyl)phthalate.
Filed in the same folder