Laboratory commentary noting moderate recovery rates and absence of unusual compounds in sample AD28273.
NYC-WTC_000034235–000034248Folder label: “GCMS X 11/21/01 A 11/27 - 11/28/01”
OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document
LSC Area Percent Report Data Pile : C:\HPCHEM\1\DATA\DEC0501\28273.D Vial: 5 Acq On : 5 Dec 2001 4:33 pm Operator: 209 GALOS Sample : re extract Inst : GC/MS 209 Mise 2 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 7.645 279 283 305 rBV 274905 779133 12.92% 2.598% 2 11.390 686 691 696 rBV 49034 119784 1.99% 0.399% 3 11.464 696 699 709 rVB 52564 140483 2.33% 0.469% 4 11.712 720 726 750 rBV 1783533 4612043 76.49% 15.381% 5 15.319 1113 1119 1136 rBV 2683363 5872673 97.40% 19.585% 6 20.589 1686 1693 1705 rBV 2758487 6029298 100.00% 20.107% 7 25.005 2168 2174 2187 rBV2 2424917 5473878 90.79% 18.255% 8 30.081 2721 2727 2733 rBV2 280450 546899 9.07% 1.824% 9 33.037 3041 3049 3066 rBV2 1596068 3737586 61.99% 12.465% 10 37.132 3486 3495 3508 rBV2 958051 2673903 44.35% 8.917%
Sum of corrected areas: 29985680 28273.D GCMS1126.M Thu Dec 06 08:51:36 2001
NYC-WTC_000034240
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_000034289
Gas chromatography-mass spectrometry analysis of sample AD28432 conducted November 30, 2001, detecting other unknown compounds with results referenced in comments.
1 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.999
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000036184
Follow-up report documenting re-extraction of sample AD29232 which maintained low recovery rates despite re-processing.
Same agency, volume and box · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000034258
Laboratory report documenting GCMS analysis of sample AD28473 conducted between November 21 and 26, 2001.
1 shared non-person entities · Same agency, volume and box · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000034759
Laboratory analyst notes on GCMS scan results and recovery rates for sample AD28595 analyzed in early December 2001.
1 shared topics · Same agency, volume and box · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000036425
Laboratory report documenting GCMS analysis of sample AD29457 conducted on January 4, 2002, showing unknown compounds and surrogates.
1 shared topics · Same agency, volume and box · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000036447
Laboratory report documenting GCMS analysis of sample AD29459 conducted on January 4, 2002, showing unknown compounds and surrogates.
1 shared topics · Same agency, volume and box · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000035808
Laboratory analysis notes for sample AD29023 indicating no unusual compounds detected in GCMS scan; one of forty-three compounds in quality control standard outside acceptance rang
1 shared topics · Same agency, volume and box · similarity 0.996
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000036360
Laboratory GCMS analysis report for sample AD29289 conducted on January 4, 2002, showing unknown compounds and surrogates.
1 shared topics · Same agency, volume and box · similarity 0.996
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000034908
Repeat gas chromatography-mass spectrometry analysis of sample AD28596 after re-extraction, confirming bis(2-Ethylhexyl)phthalate at 0.36 ug/L with improved standard recovery of 89
1 shared topics · Same agency, volume and box · similarity 0.996
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000036029
Laboratory report noting GCMS scan results for sample AD29140 with one compound recovery outside acceptance range.
1 shared topics · Same agency, volume and box · similarity 0.996
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 0.996
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000033874
Laboratory report detailing GCMS scan results and recovery rates for environmental sample AD28147 analyzed in December 2001.
1 shared non-person entities · 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.
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_000034154
Single page of raw GCMS data or header information from samples tested in late November 2001.
Filed in the same folder
NYC-WTC_000034155
Technical data sheet recording instrument parameters and calibration details for GCMS Method 508 analysis conducted in November 2001.
Filed in the same folder
NYC-WTC_000034156
Instrument sequence log listing calibration standards and sample IDs processed between November 26 and 30, 2001.
Filed in the same folder
NYC-WTC_000034160
Laboratory report of a method blank analysis for sample AD28263 conducted on November 26, 2001.
Filed in the same folder
NYC-WTC_000034168
Laboratory report of GCMS calibration data for sample AD28263 conducted on November 26, 2001.
Filed in the same folder