Laboratory report of a method blank analysis for GCMS testing conducted on May 21, 2002, showing non-detects for various compounds.
NYC-WTC_000024956–000024964Folder label: “GCMS X 5/14/02 A 5/21/02”
OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document LSC Area Percent Report
Data File : C:\HPCHEM\1\DATA\MAY2102\LBB.D Vial: 17 Acq On : 21 May 2002 4:33 pm Operator: Sample : EXTRACTS/14 Inst : 209 Mise Multiplr: 1.00 MS Integration Params: LSCINT.P
Method : C:\HPCHEM\1\METHODS\GCMS0520.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 8.113 331 335 369 rVB 690606 1519493 45.91% 8.476% 2 12.145 769 775 792 rBV 1094369 2550136 77.04% 14.225% 3 15.774 1165 1171 1187 rBV 1643513 3310067 100.00% 18.464% 4 21.080 1744 1750 1766 rBV 1618758 3306955 99.91% 18.447% 5 23.224 1975 1984 1990 rBV 785692 1565480 47.29% 8.733%
6 25.524 2228 2235 2245 rBV2 1316333 2802297 84.66% 15.632% 7 27.503 2446 2451 2457 rBV 45199 88887 2.69% 0.496% 8 33.579 3107 3114 3128 rBV2 691418 1594586 48.17% 8.895% 9 37.785 3565 3573 3587 rBV 416308 1188946 35.92% 6.632%
Sum of corrected areas: 17926847
LBB.D GCMS0520.M Wed May 22 09:22:28 2002
NYC-WTC_000024961
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NYC-WTC_000022622
Laboratory report showing blank test results for nitrosamines and other compounds in sample AE11604 analyzed May 21, 2002.
1 shared topics · Same agency, volume and box · similarity 0.994
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000023551
Laboratory report showing GC/MS blank analysis for sample AE09683 with non-detect results for volatile organic compounds.
1 shared topics · Same agency, volume and box · similarity 0.993
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000044245
Laboratory report of a GCMS blank analysis (Sample AE07484) conducted on May 2, 2002, checking for background contamination.
1 shared topics · similarity 0.995
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000045194
Laboratory report showing blank analysis results for volatile organic compounds in sample AE10431 on May 17, 2002.
1 shared topics · similarity 0.995
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000012653
Laboratory report confirming the absence of target compounds in a procedural blank sample to verify analytical cleanliness.
1 shared topics · similarity 0.995
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000044783
Laboratory report showing blank sample analysis results for volatile organic compounds using gas chromatography-mass spectrometry.
1 shared topics · similarity 0.995
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000058898
Laboratory report showing non-detect levels for various organic compounds in a GCMS blank sample from April 2002.
1 shared topics · similarity 0.994
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000045293
GCMS blank analysis report for sample AE10515 listing compounds below detection limits from May 20, 2002.
1 shared topics · similarity 0.993
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000040060
Blank run report confirming absence of target compounds below detection limits for sample AE06991 on April 6, 2002.
1 shared topics · similarity 0.993
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000043332
Laboratory report documenting GCMS blank analysis for multiple organic compounds on April 24, 2002.
1 shared topics · similarity 0.993
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000048881
GCMS blank quality control report for sample AE08684 analyzed on April 22, 2002.
1 shared topics · similarity 0.992
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000045829
Laboratory report of a GC/MS blank run analyzing volatile organic compounds with results below detection limits in May 2002.
1 shared topics · similarity 0.992
machine-extracted · confidence unavailable · Check page ↗Similar subjects in other documents. Similarity does not establish the same event, measurement or conclusion.
NYC-WTC_000012653
Laboratory report confirming the absence of target compounds in a procedural blank sample to verify analytical cleanliness.
Similarity score 0.999 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000024977
Laboratory report documenting GCMS analysis of sample AE11307 conducted on May 28, 2002, including surrogate recovery data.
Similarity score 0.998 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000024987
Laboratory report documenting GCMS analysis of sample AE11308 conducted on May 28, 2002, including surrogate recovery data.
Similarity score 0.998 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000022698
Laboratory report presenting analytical data for environmental sample AE11798 and surrogate recovery metrics.
Similarity score 0.998 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000012673
Laboratory record from May 30, 2002 documenting the recovery of surrogate standards for sample AE11573.
Similarity score 0.998 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000022750
Reviewed data file listing retention times and response factors for deuterated internal standards.
Similarity score 0.998 (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_000024953
Department of Environmental Protection administrative record sheet for World Trade Center site activities dated May 2002.
Filed in the same folder
NYC-WTC_000024954
Fragmented document page from the Department of Environmental Protection archives regarding World Trade Center site monitoring in May 2002.
Filed in the same folder
NYC-WTC_000024965
Calibration report for GCMS analysis of sample AE11306 performed on May 21, 2002, listing response factors for target analytes.
Filed in the same folder
NYC-WTC_000024969
Reference standard analysis report for GCMS testing of sample AE11306 conducted on May 21, 2002, verifying instrument performance.
Filed in the same folder
NYC-WTC_000024977
Laboratory report documenting GCMS analysis of sample AE11307 conducted on May 28, 2002, including surrogate recovery data.
Filed in the same folder