Laboratory notes identifying potential laboratory contamination by specific esters in sample AD28899.
NYC-WTC_000035717–000035726Folder label: “GCMS X 11/28/01 A 12/7/01”
OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document
LSC Area Percent Report Data File C: \HPCHEM\ 1 \DATA\DEC0601\28899.D Vial: 7 Acq On 6 Dec 2001 7:11 pm Operator: 209 GALOS Sample 11/28 gc/ms scan Inst : GC/MS 209 Mise Multiplr: 1.00 MS Integration Params: LSCINT.P
Method : C:\HPCHEM\1\METHODS\GCMS1126.M (RTE Integrator) Title : 209 625/TCLP calibration table Smoothing : OFF Filtering: 5 Sampling : 1 Min Area: 1 % of largest Peak Start Thrs: 0.2 Max Peaks: 100 Stop Thrs : 0 Peak Location: TOP
If leading or trailing edge < 100 prefer < Baseline drop else tangent > Peak separation: 5
Signal : TIC
peak R.T. first max last PK peak peak peak % of # min scan scan scan TY height area % max. total
1 7.609 275 279 291 rBV 116177 333949 4.23% 0.781% 2 7.747 291 294 312 rVB2 26962 112769 1.43% 0.264% 3 11.676 716 722 741 rBV 2092027 5727815 72.64% 13.402% 4 15.275 1108 1114 1132 rBV 3436394 7479979 94.86% 17.502% 5 20.553 1683 1689 1705 rBV 3683726 7885677 100.00% 18.451%
6 24.978 2164 2171 2182 rBV2 3408395 7616972 96.59% 17.823% 7 25.116 2182 2186 2194 rVB 30889 87252 1.11% 0.204% 8 26.989 2384 2390 2396 rBV 44443 87332 1.11% 0.204% 9 30.055 2718 2724 2731 rBV 387438 820678 10.41% 1.920% 10 33.011 3039 3046 3060 rBV2 2707266 6433937 81.59% 15.054%
11 33.286 3071 3076 3086 rVB2 30334 82786 1.05% 0.194% 12 35.563 3319 3324 3337 rBV 97691 311682 3.95% 0.729% 13 37.105 3482 3492 3510 rBV2 1971047 5757088 73.01% 13.471%
Sum of corrected areas: 42737916
28899.D GCMS1126.M Tue Dec 11 16:05:57 2001
NYC-WTC_000035722
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NYC-WTC_000035755
Lab report noting bis(2-Ethylhexyl) Sebacate detection and potential laboratory contamination in a water sample.
1 shared topics · Same agency, volume and box · similarity 0.999
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000035745
Laboratory notes indicating re-extraction is required due to low recovery and potential contamination.
1 shared topics · Same agency, volume and box · similarity 0.999
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000035843
Lab notes for sample AD29190 indicate detection of di-n-butylphthalate and one LCS compound outside acceptance range.
Same agency, volume and box · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000035990
Laboratory report noting detection of bis(2-Ethylhexyl)phthalate in sample AD29028 analyzed on December 18, 2001.
1 shared topics · Same agency, volume and box · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000035727
Laboratory notes stating the GCMS scan of sample AD28897 revealed no unusual compounds.
1 shared topics · Same agency, volume and box · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000035909
Lab notes for sample AD29024 indicate detection of bis(2-Ethylhexyl)phthalate and no unusual compounds.
1 shared topics · Same agency, volume and box · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000035580
GCMS scan results for sample AD28903 dated December 15, 2001, detecting bis(2-Ethylhexyl)phthalate.
Same agency, volume and box · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000037269
Gas chromatography-mass spectrometry report documenting analysis of sample AD29964 conducted on January 28, 2002.
Same agency, volume and box · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000036000
Analysis comments for sample AD29089 reporting no unusual compounds in GCMS scan but noting one compound recovery above acceptance range in LCS Standard.
Same agency, volume and box · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000036255
Laboratory analysis report for sample AD29294 conducted on December 28, 2001, including surrogate recovery data.
1 shared topics · Same agency, volume and box · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000036278
Laboratory analysis report for sample AD29296 conducted on December 28, 2001, including surrogate recovery data.
1 shared topics · Same agency, volume and box · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000019070
Laboratory report of gas chromatography-mass spectrometry analysis for sample AD30115 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.
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NYC-WTC_000035662
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