Laboratory report of a GCMS blank analysis for sample AD28143 conducted on November 28, 2001, listing various organic compounds below detection limits.
NYC-WTC_000033707–000033722Folder 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\LBA.D Vial: 9 Acq On : 26 Nov 2001 6:31 pm Operator: 209 GALOS Sample : 11/20 lab bik 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 2 1,1,1,5,7,7,7-Heptamethyl-3,3- Concentration Rank 7
R.T. EstConc Area Relative to ISTD R.T.
35.58 0.59 ug/1 115211 Perylene-dl2 37.12
Hit# of 5 Tentative ID MW MolForm CAS# Qual
l l,l,l,5,7,7,7-Kfeptamethyl-3,3-bis(t 444 C13H40O5Si6 038147-00-1 32 2 1 -Monolinoleoylglycerol trimethylsi 498 C27H54O4Si2 054284-45-6 20 3 Silanamine,TN-[2,6-dimethyl-4- [(tri 281 C14H27NOS12 072088-09-6 11 4 Mercaptpagetic acid, bis(trimethyls 236 C8H20O2SSi2 006398-62-5 10 Abundance Scan 3326 (35.575 min): LBA.D (-) m/z 73.00 100.00% 73 147 5000 221 281 J 355 =TTT TIT 401 429 35.20 35.40 35.60 35.80 36.00
miz—> 41 .H 50 11 1.P#.—." 100 150 —r191
200 2534 250 I 327, I —................... v — 300 350 400 f 450 m/z 147.00 ........ |.......... 66.52% Abundance #56714:1,1,1,5,7,7,7-Heptamethyl-3,3-bis(trimethylsiloxy)t 73
147 5000 267 35.20 35.40 35.60 35.80 36.00 355 429 45 207 "/Z 221.° 46-42* — T ' ■ i ■ ■ ' ■ i ' ' m/z-> 50 100 150 200 250 300 350 400 450 Abundance #58871: 1-Monolinoleoylglycerol trimethylsilyl ether 73 i । — । । । । — । M ।। 1 1 I ' 35.20 35.40 35.60 35.80 36.00 207 5000 147 m/z 281.00 29.25% 34 103
m/z-> 50 L... 1100 150 200 281 — L. —.. r 250 300 350 395 400 450 482
Abundance #39584: Silanamine, N-[2,6-dimethyl-4-[(trimethylsilyl)oxy] 73 35.20 35.40 35.60 35.80 36.00 281 m/z 354.95 21.39% 209 |......... 5000 45 251
m/z—> • • i 50 —1— 100 150 200 250 TICnmmmTTTTT 300 350 400 450 35,20 35.40 35.60 35.80 36.00
LBA.D GCMS1126.M Tue NOV 27 12:44:14 2001 Page 2
NYC-WTC_000033714
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NYC-WTC_000033886
Technical data sheet recording instrument parameters and calibration details for GCMS Method 508 analysis conducted in November 2001.
1 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.999
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000030685
Header page for a gas chromatography-mass spectrometry scan file related to environmental testing at the World Trade Center site.
1 shared topics · Same agency, volume and box · similarity 0.993
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000033800
Analytical commentary for sample AD28157 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 0.992
machine-extracted · confidence unavailable · Check page ↗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 0.991
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000017663
Laboratory report documenting gas chromatography-mass spectrometry blank analysis conducted on December 27, 2001.
1 shared topics · similarity 0.993
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000019049
Laboratory report documenting gas chromatography-mass spectrometry blank analysis for volatile organic compounds conducted on January 7, 2002.
1 shared topics · similarity 0.993
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 0.992
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 0.992
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 0.992
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000047955
GCMS blank analysis report for sample AE08209 listing volatile organic compounds from April 2002.
1 shared topics · similarity 0.992
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000018420
Laboratory report documenting GCMS blank analysis of sample AD30643 conducted on February 1, 2002.
1 shared non-person entities · 1 shared topics · similarity 0.991
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000034958
Calibration report showing recovery percentages for various chemical standards used in the GCMS analysis.
1 shared non-person entities · 1 shared topics · similarity 0.991
machine-extracted · confidence unavailable · Check page ↗Similar subjects in other documents. Similarity does not establish the same event, measurement or conclusion.
NYC-WTC_000033886
Technical data sheet recording instrument parameters and calibration details for GCMS Method 508 analysis conducted in November 2001.
Similarity score 0.998 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000034198
Laboratory report detailing GCMS analysis of sample AD28263 conducted between November 21 and 26, 2001.
Similarity score 0.993 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000033886
Technical data sheet recording instrument parameters and calibration details for GCMS Method 508 analysis conducted in November 2001.
Similarity score 0.993 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000033911
Calibration data sheet recording response factors and retention times for standard compounds used in GCMS TCLP analysis on November 26-27, 2001.
Similarity score 0.992 (not a probability)
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.
Similarity score 0.992 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000033886
Technical data sheet recording instrument parameters and calibration details for GCMS Method 508 analysis conducted in November 2001.
Similarity score 0.991 (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_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
NYC-WTC_000033731
Laboratory report detailing GCMS analysis of sample AD28145 conducted on November 29, 2001, noting unknown compounds.
Filed in the same folder