Analytical commentary for sample AD28157 dated November 29, 2001, noting no unusual compounds but low recovery rates for LCS standards.
NYC-WTC_000033800–000033815Folder label: “GCMS X 11/20/01 A 11/26/01”
OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document
Library Search Compound Report Data File : C:\HPCHEM\1\DATA\NOV2 601\28157.D Vial: 16 Acq On : 27 Nov 2001 1:22 am Operator: 209 GALOS Sample : 11/20 scan Inst : GC/MS 209 Mise Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Method : C:\HPCHEM\1\METHODS\GCMS1126.M (RTE Integrator) Title : 209 625/TCLP calibration table Library : C:\DATABASE\NBS75K.L Peak Number 1 1,4-Dichlorobenzene-d4 Concentration Rank 8
R.T. EstConc Area Relative to ISTD R.T.
11.56 0.50 ug/1 102803 1,4-Dichlorobenzene-d4 11.69
Hit# of 5 Tentative ID MW MolForm CAS# Qual
1 1, 4-Dichlorobenzene-d4 150 C6C12D4 003855-82-1 50 2 Benzene-1, 2,3,4-d4-, 5,6-dichloro- 150 C6C12D4 002199-69-1 36 3 Biphenylene 152 C12H8 000259-79-0 9 4 Vanillin 152 C8H803 000121-33-5 9 Abundance Scan 710 (11.563 min): 28157.D (-) m/z 149.90 100.00% 150
5000 115 "I 1 1 I 1 52 78 11.20 11.40 11.60 11.80 38 I, , 63 72.I . 87 -TPHH — I — .. 11 Jl l i- 4 P— m/z 151.90 72 .48% m/z—> 30 40 50 60 70 80> 90 100 10 120 130 140 150 160 Abundance #9593: 1,4-Dichlorobenzene-d4 150
5000 115 TI TT 78 11 20 11.40 11.60 11.80 52 m/z 114.95 35.39% — 87 m/z—> 30 35 11111'' । ■1 ■ ■ । 40 50 60 1' 1 1 70 80 90 100 110 —L120 130 140 150 160 Abundance #9592: Benzene-1 ,2,3,4-d4-, 5,6-dichloro- 150
1120 11.40 11.60 11.80 115 5000 52 78 m/z 78.05 18.36%
35 87 ... 1...... ■ ■ i ' 1 ' 1 i ' ' ' ' i ' ■ i1 ' ‘ ■ i ' ' I ' • • ■ l " I " " I r‘ +11 ' i ' ' 1— m/z-> 30 40 50 60 70 80 90 100 110 120 130 140 150 160 Abundance #67017: Biphenylene T" 152 11.20 11.40 11.60 11.80 m/z52.00 14.32%
5000
63 76 126 - ...... I 97 ■ ■ i'' TIWTTTTTTTTTT TT—TTtrrrrrTrrrr 1’ m/z-> 30 40 50 60 70 80 90 100 110 120 130 140 150 160 11.20 11.40 11.60 11.80
28157.D GCMS1126.M Wed NOV 28 09:13:42 2001 Page 1
NYC-WTC_000033807
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Ranked by indexed similarity. Reasons describe shared subjects and filing context; check the source records.
NYC-WTC_000033765
Analytical commentary for sample AD28149 dated November 29, 2001, noting no unusual compounds but 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_000033834
Analytical commentary for sample AD28155 dated November 29, 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 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000033752
Analytical commentary for sample AD28159 dated November 29, 2001, noting no unusual compounds but low recovery rates for LCS standards.
1 shared topics · Same agency, volume and box · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000034830
Laboratory analyst notes on GCMS scan results and recovery rates for sample AD28666 analyzed in early December 2001.
1 shared non-person entities · 1 shared topics · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000034180
Laboratory report detailing GCMS analysis of sample AD28269 conducted on November 30, 2001.
1 shared non-person entities · 1 shared topics · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000034331
Laboratory report documenting GCMS analysis of sample AD28427 conducted between November 21 and 26, 2001.
1 shared non-person entities · 1 shared topics · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000034198
Laboratory report detailing GCMS analysis of sample AD28263 conducted between November 21 and 26, 2001.
1 shared non-person entities · 1 shared topics · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000035700
Laboratory notes stating the GCMS scan of sample AD28901 revealed no unusual compounds.
1 shared topics · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000034213
Laboratory report detailing GCMS analysis of sample AD28271 conducted on December 6, 2001.
1 shared non-person entities · 1 shared topics · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000034988
Laboratory report noting contamination from the TurboVap concentrator and recovery rates for sample AD28662.
1 shared non-person entities · 1 shared topics · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000034886
Laboratory analyst notes on GCMS scan results and recovery rates for sample AD28479 analyzed in early December 2001.
1 shared non-person entities · 1 shared topics · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000034808
Laboratory analyst notes on GCMS scan results, recovery rates, and low pH conditions for sample AD28649.
1 shared non-person entities · 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_000034877
Laboratory analyst notes on GCMS scan results and recovery rates for sample AD28477 analyzed in early December 2001.
Similarity score 0.997 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000034886
Laboratory analyst notes on GCMS scan results and recovery rates for sample AD28479 analyzed in early December 2001.
Similarity score 0.995 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000034160
Laboratory report of a method blank analysis for sample AD28263 conducted on November 26, 2001.
Similarity score 0.994 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000087390
Laboratory report documenting GC/MS analysis of sample AD22753 conducted on October 11, 2001, noting other unknown compounds.
Similarity score 0.994 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000031039
Laboratory report documenting GCMS analysis of sample AD26163 for unknown compounds conducted on December 3, 2001.
Similarity score 0.994 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000034280
Laboratory report documenting GCMS analysis of sample AD28431 conducted between November 21 and 26, 2001.
Similarity score 0.993 (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