Gas chromatography-mass spectrometry analysis of sample AD28141 showing no unusual compounds detected; method acceptance ranges to be established and used.
NYC-WTC_000033865–000033873Folder label: “GCMS X 11/20/01 A 11/26/01”
OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document
Tentatively Identified Compound (LSC) summary Operator ID: 209 GALOS Date Acquired; 5 Dec 2001 8:26 pm Data File: C:\HPCHEM\1\DATA\DEC0501\28141.D Name: re extract Mise: Method: C:\HPCHEM\1\METHODS\GCMS1126.M (RTE Integrator) Title: 209 625/TCLP calibration table Library Searched: C:\DATABASE\NBS75K.L
TIC Top Hit name RT EstConc Units Area IntStd ISRT ISArea ISConc
Silane, tet r ame t hy l - 7.64 3.7 ug/1 853618 ISTD01 11.71 4584900 20.0 28141.D GCMS1126.M Thu Dec 06 08:24:51 2001
NYC-WTC_000033873
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_000033847
Analytical commentary for sample AD28163 dated December 6, 2001, noting no unusual compounds and low recovery rates for LCS standards.
1 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.999
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000033856
Analytical commentary for sample AD28141 dated December 6, 2001, noting detection of bis(2-Ethylhexyl)phthalate and low recovery rates.
1 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.999
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000033874
Laboratory report detailing GCMS scan results and recovery rates for environmental sample AD28147 analyzed in December 2001.
1 shared non-person entities · Same agency, volume and box · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000034227
Laboratory commentary noting high recovery rates and absence of unusual compounds in sample AD28275.
1 shared non-person entities · 1 shared topics · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000036371
Laboratory GCMS analysis report for sample AD29290 conducted on January 4, 2002, showing unknown compounds.
1 shared topics · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000034249
Laboratory report documenting GCMS analysis of sample AD28277 conducted between November 21 and 26, 2001.
1 shared non-person entities · 1 shared topics · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000034302
Laboratory report documenting GCMS analysis of sample AD28434 conducted between November 21 and 26, 2001.
1 shared non-person entities · 1 shared topics · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000035598
Lab report noting no unusual compounds but recovery issues and low pH in a water sample.
1 shared topics · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000034384
Laboratory report documenting GCMS analysis of sample AD28429 conducted on November 30, 2001.
1 shared non-person entities · 1 shared topics · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000035683
Laboratory notes stating the GCMS scan of sample AD28898 revealed no unusual compounds.
1 shared topics · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000034366
Laboratory report documenting GCMS analysis of sample AD28468 conducted between November 21 and 26, 2001.
1 shared non-person entities · 1 shared topics · 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.
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_000033874
Laboratory report detailing GCMS scan results and recovery rates for environmental sample AD28147 analyzed in December 2001.
Similarity score 0.999 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000033856
Analytical commentary for sample AD28141 dated December 6, 2001, noting detection of bis(2-Ethylhexyl)phthalate and low recovery rates.
Similarity score 0.998 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000034227
Laboratory commentary noting high recovery rates and absence of unusual compounds in sample AD28275.
Similarity score 0.998 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000033847
Analytical commentary for sample AD28163 dated December 6, 2001, noting no unusual compounds and low recovery rates for LCS standards.
Similarity score 0.998 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000034938
Laboratory report detailing GCMS scan results for sample AD28651, noting low pH and recovery rates.
Similarity score 0.998 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000006362
Initial GCMS analysis report for sample AE01940 conducted by analyst DLV on March 13, 2002.
Similarity score 0.997 (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_000033704
Department of Environmental Protection record logging GCMS X samples from November to December 2001.
Filed in the same folder
NYC-WTC_000033705
Fragmented page from a GCMS-related record dated between November 20 and 26, 2001, likely part of the WTC environmental monitoring series.
Filed in the same folder
NYC-WTC_000033707
Laboratory report of a GCMS blank analysis for sample AD28143 conducted on November 28, 2001, listing various organic compounds below detection limits.
Filed in the same folder
NYC-WTC_000033723
Calibration record for GCMS instrument 209 using method GCMS1126, dated November 26-28, 2001, listing standard compounds and retention times.
Filed in the same folder
NYC-WTC_000033726
Laboratory report of a GCMS reference analysis for sample AD28143 conducted on November 28, 2001, listing detected compounds and retention times.
Filed in the same folder