NYC-WTC_000032503
Laboratory report for GCMS analysis of sample AD27007 completed on December 11, 2001.
1 shared topics · Same agency, volume and box · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗Laboratory report documenting GCMS analysis of sample AD26006 conducted on December 19-20, 2001.
NYC-WTC_000030836–000030853Folder label: “GCMS SCAN X 10/31/01 AN 11/21/01”

OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document Library Search Compound Report
Data File : C:\HPCHEM\1\DATA\DEC1901\26006A.D Vial: 4 Acq On : 20 Dec 2001 9:36 am Operator: GALOS Sample : gc/ms unknown 10/31 Inst : GC/MS Ins Mise Multiplr: 1.00 MS Integration Params: LSCINT.P
Quant Method : C:\HPCHEM\1\METHODS\NP112701.M (RTE Integrator) Title : 208 625/TCLP calibration table Library : C:\DATABASE\NBS75K.L ********************************************************************* Peak Number 4 Nonadecane, 9-methyl- Concentration Rank 7
R.T. EstConc Area Relative to ISTD R.T.
31.78 0.55 ng/uL 176982 Chrysene-dl2 33.17
Hit# of 5 Tentative ID MW MolForm CAS# Qual
1 Nonadecane, 9-methyl- 282 C20H42 013287-24-6 2 Tetracosane 338 C24H50 000646-31-1 87 3 Docosane 310 C22H46 000629-97-0 86 4 Undecane, 2,3-dimethyl- 184 C13H28 017312-77-5 86 'Abundance Scan 2937 (31.778 min): 26006A.D (-) m/ z 57.10 100.00% 57 43 71 1 5000 85
99 Td IE1 . ................... ......... ............. 31.40 31.60 31.80 32.00 32.20 I — m/ z 43.10 67.22% miz-> 40 60 80 100 120 140 160 180 200 220 240 260 280 300 320 340
N_ Abundance #39865: Nonadecane, 9-methyl- i !57 i i 71 I 85 i 5000 ‘ I ‘ ' ’“ I ' 1 ‘ 1 31.40 31.60 31.80 32.00 32.20 140 m/z 71.15 61.10% | 113. 99 168 ' 1 1 ’ ‘ TIT I . A * 111111 T' ' ' ' I 252 282 ' 1 ' 1 11''I 11 T‘ m/z-> 40 60 80 100 120 140 160 180 200 220 240 260 280 300 320 340 Abundance #73513: Tetracosane 43 57 71 144044.4 bom=paseq 31.40 31.60 31.80 32.00 32.20 5000 85 m/z 85.15 47.99%- 99 113127 155169183197 294 338 ■ i > • ■' i ■ ■ ■ ■ i ■ > ■ • i ■ • ■ > i • > ■ ■ i > • • ■ i • • > ■ i ■ ■ ■ > I > 1 11111 11 l1' ■ • I ’ m/z-> 40 60 80 100 120 140 160 180 200 220 240 260 280 300 320 340 Abundance #44318: Docosane _W u • ( • r 1 T1 --A । 57 31.40 31.60 31.80 32.00 32.20 71 m/ z 41.10 2 9.07%| 85 5000
99 119 141155169,. . .. 266—. 310. . miz-> 40 60 80 100 120 140 160 180 200 220 240 260 280 300 320 340 31.40 31.60 31.80 32.00 32.20
26006A.D NP112701.M Thu Dec 20 10:39:51 2001 Page 4
NYC-WTC_000030847
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Ranked by indexed similarity. Reasons describe shared subjects and filing context; check the source records.
NYC-WTC_000032503
Laboratory report for GCMS analysis of sample AD27007 completed on December 11, 2001.
1 shared topics · Same agency, volume and box · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000032462
Laboratory report for GCMS analysis of sample AD26991 completed on December 11, 2001.
1 shared topics · Same agency, volume and box · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000032286
Laboratory report for GCMS analysis of sample AD26833 completed on December 11, 2001, showing surrogate recovery data.
1 shared topics · Same agency, volume and box · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000032427
Laboratory report for GCMS analysis of sample AD26987 completed on December 11, 2001.
1 shared topics · Same agency, volume and box · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000032343
Laboratory report for GCMS analysis of sample AD26982 completed on December 11, 2001, noting unknown compounds.
1 shared topics · Same agency, volume and box · similarity 0.996
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000032534
Laboratory report for GCMS analysis of sample AD27009 completed on December 11, 2001.
1 shared topics · Same agency, volume and box · similarity 0.996
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000032400
Laboratory report for GCMS analysis of sample AD26985 completed on December 11, 2001, showing surrogate recovery.
1 shared topics · Same agency, volume and box · similarity 0.996
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000032448
Laboratory report for GCMS analysis of sample AD26988 completed on December 11, 2001.
1 shared topics · Same agency, volume and box · similarity 0.996
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000032520
Laboratory report for GCMS analysis of sample AD27008 completed on December 11, 2001.
1 shared topics · Same agency, volume and box · similarity 0.996
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000031530
DEP lab report dated December 4, 2001, documenting GCMS analysis of sample AD26392 noting other unknown compounds.
1 shared topics · Same agency, volume and box · similarity 0.996
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000087097
Laboratory report documenting GC/MS analysis of sample AD22558 conducted on October 1, 2001, identifying unknown compounds.
1 shared topics · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000087068
Laboratory report documenting GC/MS analysis of sample AD22552 conducted on September 27, 2001, identifying unknown compounds.
1 shared topics · similarity 0.996
machine-extracted · confidence unavailable · Check page ↗Similar subjects in other documents. Similarity does not establish the same event, measurement or conclusion.
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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.
Gas chromatography-mass spectrometry scan record from late October to November 2001 regarding environmental sample analysis.
Filed in the same folder
NYC-WTC_000030680
Chromatogram and calibration data for DFTPP standard used to verify GC/MS instrument performance during environmental analysis.
Filed in the same folder
NYC-WTC_000030685
Header page for a gas chromatography-mass spectrometry scan file related to environmental testing at the World Trade Center site.
Filed in the same folder
NYC-WTC_000030698
Gas chromatography-mass spectrometry analysis of sample AD25845, December 12, 2001, identifying other unknown compounds with threshold of 5.0 ug.
Filed in the same folder
NYC-WTC_000030708
Laboratory report documenting GCMS analysis of sample AD25873 conducted on December 12, 2001, noting unknown compounds.
Filed in the same folder