Laboratory analysis report from the DEP identifying unknown compounds in environmental sample AD31340 using GCMS on February 11, 2002.
NYC-WTC_000017026–000017039Folder label: “GCMS X 12/24/01 A 1/10/02”
OCR status: ocr · source: ours
NYC 9/11 Public Portal Document Library Search Compound Report . Data File : C:\HPCHEM\1\DATA\JAN0902\31340.D Vial: 7 Acq On : 10 Jan 2002 9:24 pm Operator: 209 GALOS Sample : gems scan 12/24 Inst : GC/MS 209 Misc : Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Method : C:\HPCHEM\1\METHODS\GCMS0103.M (RTE Integrator) Title : 209 625/TCLP calibration table Library : C:\DATABASE\NBS75K.L eereeerrrrrrrrersr fst rere: rrrrrerrrrrrrrrrrrrtrrt ict iret iret torr irs Peak Number 2 2-Propanone, 1,1,1-trichloro- Concentration Rank 2 R.T. EstConc Area Relative to ISTD R.T. 7.60 0.77 ug/l 127818 1,4-Dichlorobenzene-d4 11.52 Hit# of 5 Tentative ID MW MolForm caASs# Qual 1 2-Propanone,, 1,1,1-trichloro- 160 C3H3C130 000918-00-3 28 2 4-Penten-2-0one 84 C5H80 013891-87-7 9 3 N-Acetylpyrrolidone 127 CéH9No2 000932-17-2 5 4 2-acetyyehiazole 127_C5HS5NOS _ 024295-03-2 4 ‘Abundance ~ _. Sean 279 (7.603 min): 31340.0 ¢) m/z 42.95 100.004 | | | 5000- ] | | 125 7.20. 7.40 7.60 7.80 300 Be 9 |_7.20__7.40_7.60 7.80 _ 8.00 BB thus : m/z 124.9) 10.52% mizn-> __10 20 30 40 50 _60_70 _80 90 100 110 120 130 _ ‘Abundance #12247; 2-Propanone, 1.1,1-irichioro- | . | ] | seed | 7.20740 7.80 7.80. '8.00' | a m/z 96.95 7.04 85 128 35 Ao oe 7, 117 | mz 10_20 30 40 50 6 70 80 90 100 110 120 130 | Abundance BEE Fron oe | 43 | 7.20 __740__7.60__7.80__8.00 5000 m/z 127.0 6.18 1 a ee mz>__ 102030 4050607080 90100 110120130 | Abundance ‘#4732: N-Acetyipyrrolidone 720 7.40 7.60 "7.80 8.00 m/z 82.8, 5.808 | 5000. 7 99 127 30 56 gg 86 2 mz> 10 20.30. 40.5060 _70 8090100. 110 120 130 | 7.20. 7.40 7.60 _ 7.80 8.00 31340.D GCMS0103.M Tue Feb 05 16:53:39 2002 Page 2 NYC-WTC_000017034
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Ranked by indexed similarity. Reasons describe shared subjects and filing context; check the source records.
NYC-WTC_000016992
Laboratory analysis report from the DEP identifying unknown compounds in environmental sample AD31275 using GCMS on February 11, 2002.
1 shared topics · Same agency, volume and box · similarity 0.996
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000017004
Laboratory analysis report from the DEP identifying unknown compounds in environmental sample AD31342 using GCMS on February 11, 2002.
1 shared topics · Same agency, volume and box · similarity 0.995
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000017958
Laboratory report documenting GCMS analysis of sample AD30489 conducted on January 24, 2002.
1 shared topics · Same agency, volume and box · similarity 0.995
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000016929
Laboratory analysis report from the DEP identifying unknown compounds in environmental sample AD31249 using GCMS on February 11, 2002.
1 shared topics · Same agency, volume and box · similarity 0.995
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000017514
Log entry documenting a gas chromatography-mass spectrometry analysis of unknown compounds in sample AD31076 on January 18, 2002.
1 shared topics · Same agency, volume and box · similarity 0.995
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000037071
Laboratory commentary noting a GCMS scan of sample AD29785 revealing bis(2-Ethylhexyl)phthalate on January 7, 2002.
1 shared topics · similarity 0.995
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000036831
Gas chromatography-mass spectrometry analysis of sample AD29666 identifying unknown compounds and surrogate recovery data (2,4-DDD at 72%), January 28, 2002.
1 shared topics · similarity 0.995
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000037473
Laboratory analysis report for environmental sample AD29965 showing GCMS results and surrogate compound recovery rates.
1 shared topics · similarity 0.995
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000037029
Laboratory report of GCMS analysis for sample AD29930 conducted on January 7, 2002.
1 shared topics · similarity 0.995
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000037018
Laboratory report of GCMS analysis for sample AD29732 conducted on January 7, 2002.
1 shared topics · similarity 0.995
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000036530
Laboratory commentary confirming no unusual compounds detected in sample AD29521 during GCMS scan on January 4, 2002.
1 shared topics · similarity 0.995
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000036581
Laboratory comments on GCMS scan results for sample AD29518 noting bis(2-Ethylhexyl)phthalate at 0.44 ug/L.
1 shared topics · similarity 0.995
machine-extracted · confidence unavailable · Check page ↗Similar subjects in other documents. Similarity does not establish the same event, measurement or conclusion.
NYC-WTC_000037071
Laboratory commentary noting a GCMS scan of sample AD29785 revealing bis(2-Ethylhexyl)phthalate on January 7, 2002.
Similarity score 0.995 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000017108
Laboratory analysis report from the DEP identifying unknown compounds in environmental sample AD30487 using GCMS on January 18, 2002.
Similarity score 0.994 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000037384
Laboratory analysis report for environmental sample AD29781 showing GCMS results and surrogate compound recovery rates.
Similarity score 0.994 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000037384
Laboratory analysis report for environmental sample AD29781 showing GCMS results and surrogate compound recovery rates.
Similarity score 0.993 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000017265
Laboratory note stating that the GCMS scan of sample AD30605 did not reveal unusual compounds on January 22, 2002.
Similarity score 0.993 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000016461
Laboratory report for DEP sample AD31251 identifying unknown compounds and surrogate recovery results from February 25, 2002.
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_000016908
Fragmented DEP GCMS record from late December 2001 to mid-January 2002 with no readable text.
Filed in the same folder
NYC-WTC_000016909
DEP GCMS method documentation page including data tables and extraction parameters for environmental analysis.
Filed in the same folder
NYC-WTC_000016912
Laboratory calibration report from the DEP testing for volatile organic compounds using GCMS analysis on January 10, 2002.
Filed in the same folder
NYC-WTC_000016916
Reference data sheet from the DEP laboratory documenting GCMS analysis parameters and results for volatile organic compounds.
Filed in the same folder
NYC-WTC_000016921
Laboratory report documenting a GCMS blank analysis for sample AD31249 conducted on January 29, 2002.
Filed in the same folder