Laboratory report documenting GCMS analysis of sample AE05743 conducted on April 11, 2002, including surrogate recovery data.
NYC-WTC_000059536–000059544Folder label: “GCMS X 3/12/02 A 4/2/02”
OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document
Library Search Compound Report
Data File C:\HPCHEM\l\DATA\APR0102\5744.D Vial: 23 Acq On 2 Apr 2002 11:00 pm Operator: Sample gc/ms scan 3/12 Inst : GC/MS 209 Mise Multiplr: 1.00 MS Integration Params: LSCINT.P
Quant Method : C:\HPCHEM\1\METHODS\GCMS0308.M (RTE Integrator) Title : 209 625/TCLP calibration table Library : C:\DATABASE\NBS75K.L ********************************************************************* Peak Number 1 N-Ethylformamide Concentration Rank 1
R.T. EstConc Area Relative to ISTD R.T.
8.13 1.73 ug/1 260866 1,4-Dichlorobenzene-d4 12.25
Hit# of 5 Tentative ID MW MolForm ' CAS# Qual
1 N-Ethyl^ormamide 73 C3H7NO 000627-45-2 9 2 Silan^ tetramethyl- 88 C4H12Si 000075-76-3 9 3 1,3- ioxolane, 2-(3-bromo-5,5,5-tri 352 C10H16BrC13O2 000000-00-0 9 4 3-Pe tanol, 3-methyl- 102 C6H14O 000077-74-7 9 Abundance Scan 336 (^133 min^ (-) .. tn/T’.. 737^.... 100.00% 7b
5000 43 87 7.80 8.00 8.20 8.40 ........................... 3,7,1,1,49 55, 67, I 103 m/z 43.05 26.87% 10 20 30 40 50 60 70 80 90 100 110 120 Abundance #292: N-Ethylformamide
5000 3|0
44 58 73
7.80 m/ z 8.00 J bv 8.20 8.40___ 10.48% 15 •I m/z-> 10 20 30 40____50 60 70 80 90 100 110 120 Abundance #52932. Silane, tetramcjfhvl- i 73 J.. ' 7.8o" ' 8.00 8.20 8.40 5000 m/z 45.05 10.28%
i 45 I 15 , , 53 59 I ' ' ' ' I ' ' ‘ ' I ' ' ' ' I ' ' ' ' I ' ' ' ' I ' , , , , ,88......... ,,,,,,............. 'm/z-> 10 20 30 40 50 60 70 80 90 100 110 120 Abundance #49423: 1,3-Dioxolane. 2-(3-bromo-5,5,Wrichloro-2,2-dimet 7i3 7.80 8.00 8.20__ 8.40 m/ z 71.00 6.89% A 5000 45 ......................... 36 II 55 ^■^1 ................ 1.09115 ' I ' ' ' ‘ I ' ' ' ' I ' ' * ' I ' ' ' '-'■■I-------- 1 ' ........ in/z-> 10 20 30 40 50 60 70 80 90 100 110 120 7.80 8.00 8.20 8.40
5744.D GCMS0403.M Fri Apr 05 10:37:01 2002 Page 1
NYC-WTC_000059543
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_000059517
Laboratory report documenting GCMS analysis of sample AE05702 conducted on April 11, 2002, including surrogate recovery data.
1 shared topics · Same agency, volume and box · similarity 0.999
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000059576
Laboratory report documenting GCMS analysis of sample AE05747 conducted on April 11, 2002, including surrogate recovery data.
1 shared topics · Same agency, volume and box · similarity 0.999
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000059508
Laboratory report documenting GCMS analysis of sample AE05701 conducted on April 11, 2002, including surrogate recovery data.
1 shared topics · Same agency, volume and box · similarity 0.999
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000059555
Laboratory report documenting GCMS analysis of sample AE05745 conducted on April 11, 2002, including surrogate recovery data.
1 shared topics · Same agency, volume and box · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000059499
Reference analysis report for sample AE05701 conducted on April 5, 2002, quantifying recovery of specific organic compounds.
1 shared topics · Same agency, volume and box · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000059230
Laboratory record of gas chromatography mass spectrometry analysis for unknown compounds and surrogates on April 9, 2002.
1 shared topics · Same agency, volume and box · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000059239
Laboratory record of gas chromatography mass spectrometry analysis for unknown compounds and surrogates on April 9, 2002.
1 shared topics · Same agency, volume and box · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000059526
Laboratory report documenting GCMS analysis of sample AE05703 conducted on April 11, 2002, including surrogate recovery data.
1 shared topics · Same agency, volume and box · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000058678
GCMS analysis report for sample AE04944 conducted on April 5, 2002.
1 shared topics · Same agency, volume and box · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000011719
Reference analysis record for GCMS testing of sample AE04038 conducted on April 1, 2002, by analyst DLV.
1 shared topics · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000011738
Laboratory report documenting GCMS analysis of sample AE04125 conducted on April 1, 2002, by analyst DLV.
1 shared topics · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000012372
Gas chromatography-mass spectrometry results for sample AE04450 analyzed on April 4, 2002.
1 shared topics · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗Similar subjects in other documents. Similarity does not establish the same event, measurement or conclusion.
Page similarity is temporarily unavailable or this page has no indexed vector.
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_000059471
Administrative record from the Department of Environmental Protection regarding World Trade Center activities in early 2002.
Filed in the same folder
NYC-WTC_000059472
Single-page document from DEP Box 57 containing minimal visible text, likely part of a larger environmental record series.
Filed in the same folder
NYC-WTC_000059473
Data sheet recording water quality parameters including drip rate, pH, and counts for samples analyzed in early 2002.
Filed in the same folder
NYC-WTC_000059478
Instrument calibration record using DFTPP standard to verify GCMS performance for analytical testing on April 1, 2002.
Filed in the same folder
NYC-WTC_000059487
Laboratory report of a GCMS blank test conducted on April 5, 2002, showing non-detect levels for various organic compounds.
Filed in the same folder