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\NOV2601\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 4 1-Monolinoleoylglycerol trimet Concentration Rank 5
R.T. EstConc Area Relative to ISTD R.T.
38.03 3.75 ug/1 453735 Perylene-dl2 37.12
Hit# Of 5 Tentative ID MW MolForm CAS# Qual
1 1-Monolinoleoylglycerol trimethylsi 498 C27H5404Si2 054284-45-6 23 2 1,1,1/5,7,7,7-Heptamethyl-3,3-bis(t 444 C13H40O5Si6 038147-00-1 17 3 1,2-Benzenedicarboxylic acid, bis(t 310 C14H2204Si2 002078-22-0 12 4 Benzoic acid, 2,5-bis(trimethylsilo 370 C16H30O4Si3 003618-20-0 10 Abundance 73 Scan 3593 (38.029 min): 28157.D (-) m/z 73.00 100.00%!
147 221 5000 281 355 TTTIETTLFC‘‘TCIEITTYT 37.60 37.80 38 00 38.20 38.40 41 117 , ■ 191 ' i ■ ' , 253 . . 327, ,1 . —401 ' ■ i ■ 1 429 11+ r T ■ i m/z 147.00 67.19% m/z—> 50 100 150 200250 300 350 400 450 Abundance #58871: 1-Monolinoleoylglycerol trimethylsilyl ether 73
207 5000 147 37.60 37.80 38.00 38.20 38.40 34 103 m/z 221.00 49.89%
m/z—> I 50 100 150 l 200 250 300 — — 281
350 395
400 450 482
Abundance #56714:1,1,1,5,7,7,7-Heptamethyt-3,3-bis(trimethylsiloxy)t 73 it T’IIII 1 147 37.60 37.80 38.00 38.20 38.40
267 m/z 281.00 25.94% 5000 355 429 45 207
-.L f * 1 1 1 1 । । i - m/z—> 50 100 150 200 250 300 350 400 450 Abundance #72973:1,2-Benzenedicarboxylic acid, bis(trimethylsilyl) e 147 37.60 37'80 38.00 38'20 38.40 73 m/z 354.95 21.22% 5000
295 45 — 119 1 1 11 444 — 193 221 1 '1 1 ' 4 MAPN,—r—1 —A———t—r m/z—> 50 100 150 200 250 300 350 400 450 37.60 37.80 38.00 38.20 38.40
28157.D GCMS1126.M Wed NOV 28 09:13:48 2001 Page 4
NYC-WTC_000033810
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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_000004149
Large multi-page laboratory data sheet containing sample analysis results and metadata for DEP GCMS records from January to February 2002.
Similarity score 0.997 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000004149
Large multi-page laboratory data sheet containing sample analysis results and metadata for DEP GCMS records from January to February 2002.
Similarity score 0.997 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000018519
Laboratory report showing GC/MS calibration data for polycyclic aromatic hydrocarbons and deuterated standards.
Similarity score 0.997 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000017703
Laboratory report detailing gas chromatography-mass spectrometry analysis of sample AD30425 conducted on January 10, 2002.
Similarity score 0.997 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000035195
Laboratory report noting low pH and TurboVap contamination with recovery data for sample AD28689.
Similarity score 0.997 (not a probability)
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.
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_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