NYC-WTC_000035745
Laboratory notes indicating re-extraction is required due to low recovery and potential contamination.
1 shared topics · Same agency, volume and box · similarity 0.999
machine-extracted · confidence unavailable · Check page ↗Lab report noting bis(2-Ethylhexyl) Sebacate detection and potential laboratory contamination in a water sample.
NYC-WTC_000035755–000035764Folder label: “GCMS X 11/28/01 A 12/7/01”

OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document
User: Vinci, David L Westchester Dept, of Labs & Research Date: 12/16/2001 Time: 12:24:16
Sample: AD28900 Analysis: $GCMS GCMS Scan For Unknowns Units: ug Started: 12/16/01 12:15 Ended: 12/16/01 12:15 Analyst: DLV Page: 1
Component Name Viol Result Qualifier MDL 1 Other unknown compounds 1 Surr2,4-DDD 123 5.0
NYC-WTC_000035756
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_000035745
Laboratory notes indicating re-extraction is required due to low recovery and potential contamination.
1 shared topics · Same agency, volume and box · similarity 0.999
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000035717
Laboratory notes identifying potential laboratory contamination by specific esters in sample AD28899.
1 shared topics · Same agency, volume and box · similarity 0.999
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 0.998
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 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000035580
GCMS scan results for sample AD28903 dated December 15, 2001, detecting bis(2-Ethylhexyl)phthalate.
Same agency, volume and box · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000035909
Lab notes for sample AD29024 indicate detection of bis(2-Ethylhexyl)phthalate and no unusual compounds.
1 shared topics · Same agency, volume and box · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000037269
Gas chromatography-mass spectrometry report documenting analysis of sample AD29964 conducted on January 28, 2002.
Same agency, volume and box · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000035820
Lab notes for sample AD29022 indicate no unusual compounds detected but one LCS compound outside acceptance range.
1 shared topics · Same agency, volume and box · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000036255
Laboratory analysis report for sample AD29294 conducted on December 28, 2001, including surrogate recovery data.
1 shared topics · Same agency, volume and box · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000035727
Laboratory notes stating the GCMS scan of sample AD28897 revealed no unusual compounds.
1 shared topics · Same agency, volume and box · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000036000
Analysis comments for sample AD29089 reporting no unusual compounds in GCMS scan but noting one compound recovery above acceptance range in LCS Standard.
Same agency, volume and box · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000019070
Laboratory report of gas chromatography-mass spectrometry analysis for sample AD30115 conducted on January 9, 2002.
1 shared topics · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗Similar subjects in other documents. Similarity does not establish the same event, measurement or conclusion.
NYC-WTC_000038158
Gas chromatography-mass spectrometry analysis of environmental sample AD31551 conducted on 2/27/2002, detecting unknown compounds and 2,4-DDD surrogate at 122 ug with 5.0 ug/L MDL.
Similarity score 0.999 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000003744
GCMS analysis report dated March 6, 2002, listing other unknown compounds and surrogate recovery data for a different sample.
Similarity score 0.999 (not a probability)
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.
Similarity score 0.999 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000035931
Laboratory report noting detection of Decanedioic acid bis(2-Ethylhexyl) ester in sample AD29027 on December 18, 2001.
Similarity score 0.999 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000038139
Laboratory report listing detection results for volatile organic compounds in sample AD31499 analyzed on February 27, 2002.
Similarity score 0.999 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000036311
Laboratory analysis report for sample AD29285 conducted on December 28, 2001, including surrogate recovery data.
Similarity score 0.999 (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_000035662
Department of Environmental Protection record logging GCMS X samples from November to December 2001.
Filed in the same folder
NYC-WTC_000035663
Fragmented document containing method 508 data and sample IDs processed by GCMS in late 2001.
Filed in the same folder
NYC-WTC_000035664
Laboratory data sheet recording GCMS Method 508 analysis of a blank sample for nitrosamines and chlorinated compounds.
Filed in the same folder
NYC-WTC_000035674
Calibration data sheet verifying instrument response for nitrosamines and benzene derivatives.
Filed in the same folder
NYC-WTC_000035678
Document containing calculated reference values for various organic compounds analyzed by GCMS.
Filed in the same folder