Laboratory analysis report from the DEP identifying unknown compounds in environmental sample AD29931 using GCMS on January 18, 2002.
NYC-WTC_000017060–000017068Folder label: “GCMS X 12/14/01 A 1/1/02”
OCR status: ocr · source: ours
NYC 9/11 Public Portal Document 7 Library Search Compound Report i: Data File : C:\HPCHEM\1\DATA\DEC3101\29931.D Vial: 17 Acq On : 1 Jan 2002 2:31 am Operator: 209 GALOS sample : gems scan 12/14a Inst : GC/MS 209 Misc B 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.1, Prerrrrrrertrrrrrrerrrrtrerrertttrerrt rr titi rrrttr ttt ttttttttrtt eter ey Peak Number 1 Silane, tetramethyl- Concentration Rank 1 R.T. EstCone Area Relative to ISTD R.T. 7.61 4.71 ug/1 1282430 1,4-Dichlorobenzene-d4 11.68 Hit# of 5 Teptative ID MW MolForm cas# Qual 1 Silane, tetyamethyl- 88 C4H12Si 000075-76-3 9 2 1,3-DioxoJAne, 2-methyl- 88 C4Hs02 000497-26-7 9 3 Butane, 7-methoxy-2-methyl- 102 C6H140 000994-05-8 9 4 Pentane/ 3-methoxy- 102 C6H140 036839-67-5 9 ‘Abundance ‘Scan 276 (7.606 miny: 2631.0 ¢-) m/z "I 100.00 43 mae er 7.20 7.40 7.60 7.80 8.00 828.60, 9 88, m/z 43.0, 31.69: mz __10___20 30 40 90.60.7080 90.100 110 ‘Abundance W52082: Silane, ietramethyi: | 1 5000 7 t 7.20 740 7.60 __7.80__ 8.00 ' 48 m/z 45.05 12.10% i 18 53.59 28 miz—> __10_ _20 30 40 50 60 70 8 90 100 110 | . ‘Abundance ‘463003: 1,3-Diowiane. Zmoihy- i 3 t 7.20 740 _7.60__7.80 8.00 ' 5000 43 m/z 41.00 11.67% . 58 i a ar mz—->__10 20 30 40 60 60 _70 60 © 100 110 ‘Abundance FATET: Butane, 2-methoxy-2-methyl- > 7% 720 740 7.80 7.80 8.00 ! . | m/z 71.00 7.10% ‘50004 55 87 | oe Beet | mee "0" '2's. 40.870 OO 1000 | 7.20 7A 780. 780800 29931.D GCMS1126.M Tue Jan 15 14:48:05 2002 Page 1 NYC-WTC_000017067
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Ranked by indexed similarity. Reasons describe shared subjects and filing context; check the source records.
NYC-WTC_000017088
Laboratory analysis report from the DEP identifying unknown compounds in environmental sample AD30423 using GCMS on January 18, 2002.
1 shared topics · Same agency, volume and box · similarity 0.999
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000017913
Laboratory report documenting GCMS analysis of sample AD30490 conducted on January 24, 2002.
1 shared topics · Same agency, volume and box · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000016845
Laboratory GCMS analysis report for sample AD30023 conducted on January 9, 2002, by analyst DLV.
1 shared topics · Same agency, volume and box · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000016826
Laboratory GCMS analysis report for sample AD30111 conducted on January 9, 2002, by analyst DLV.
1 shared topics · Same agency, volume and box · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000017320
Log entry documenting a gas chromatography-mass spectrometry analysis of unknown compounds in sample AD30632 on January 22, 2002.
1 shared topics · Same agency, volume and box · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000017922
Laboratory report documenting GCMS analysis of sample AD30471 conducted on January 24, 2002.
1 shared topics · Same agency, volume and box · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000016755
GCMS analysis of environmental sample AD30116 conducted January 9, 2002.
1 shared topics · Same agency, volume and box · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000017290
Laboratory report documenting GCMS analysis of sample AD30631 conducted on January 22, 2002, showing detection of unknown compounds and surrogates.
1 shared topics · Same agency, volume and box · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000037126
Laboratory report documenting GCMS analysis of sample AD29792 conducted on January 9, 2002, by the DEP.
1 shared topics · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000049833
Laboratory report showing GCMS analysis of sample AD29343 including unknown compounds and surrogate recovery data.
1 shared topics · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000037188
Gas chromatography-mass spectrometry analysis of sample AD29664 conducted January 9, 2002, reporting unknown compounds and surrogate recovery at 78%.
1 shared topics · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000037207
Gas chromatography-mass spectrometry report documenting analysis of sample AD29791 conducted on January 9, 2002.
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_000016461
Laboratory report for DEP sample AD31251 identifying unknown compounds and surrogate recovery results from February 25, 2002.
Similarity score 0.994 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000016891
Laboratory GCMS analysis report for sample AD30110 conducted on January 9, 2002, by analyst DLV.
Similarity score 0.994 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000049723
GCMS analysis report for sample AD31632 conducted on February 11, 2002.
Similarity score 0.993 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000016891
Laboratory GCMS analysis report for sample AD30110 conducted on January 9, 2002, by analyst DLV.
Similarity score 0.993 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000017320
Log entry documenting a gas chromatography-mass spectrometry analysis of unknown compounds in sample AD30632 on January 22, 2002.
Similarity score 0.993 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000036570
Laboratory comments on GCMS scan results for sample AD29524 indicating no unusual compounds detected.
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_000017040
Fragmented administrative record from the DEP laboratory files dated January 2002 regarding environmental sample processing.
Filed in the same folder
NYC-WTC_000017041
Verification document from the DEP laboratory confirming the completion of GCMS analytical procedures in January 2002.
Filed in the same folder
NYC-WTC_000017042
Gas chromatography-mass spectrometry blank analysis showing results below method detection limits for various organic compounds.
Filed in the same folder
NYC-WTC_000017050
Laboratory calibration report from the DEP testing for volatile organic compounds using GCMS analysis on December 31, 2001.
Filed in the same folder
NYC-WTC_000017054
Reference data sheet from the DEP laboratory documenting GCMS analysis parameters and results for volatile organic compounds.
Filed in the same folder