Laboratory notes stating that a mass spectrometer scan of extract AD28049 revealed no non-target compounds on February 15, 2002.
NYC-WTC_000003872–000003879Folder label: “GCMS X 1/28/02 A 2/8/02”
OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document
LSC Area Percent Report
’ Data File C:\HPCHEM\1\DATA\FEB0802\28049.D Vial: 24 Acq On 9 Feb 2002 7:41 am Operator: 209 GALOS Sample GC/MS SCAN 1/28 FB Inst : GC/MS 209 Mise Multiplr: 1.00 MS Integration Params: LSCINT.P
Method : C:\HPCHEM\1\METHODS\GCMS0208.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 12.346 789 795 810 rVB 944880 2120699 75.44% 15.187% 2 15.990 1186 1192 1208 rBV 1352095 2625909 93.41% 18.805% 3 21.306 1765 1771 1786 rBV 1410598 2811025 100.00% 20.131% 4 25.758 2249 2256 2267 rBV 1310592 2729517 97.10% 19.547% 5 30.835 2804 2809 2814 rVB 124967 239504 8.52% 1.715%
6 33.828 3128 3135 3148 rBV 884132 1984041 70.58% 14.208% 7 38.115 3593 3602 3616 rBV2 486247 1453248 51.70% 10.407%
Sum of corrected areas: 13963943
28049.D GCMS0208.M Thu Feb 14 15:02:12 2002
NYC-WTC_000003877
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Ranked by indexed similarity. Reasons describe shared subjects and filing context; check the source records.
NYC-WTC_000005202
Laboratory report documenting GCMS analysis of sample AE00845 conducted on February 11, 2002, including surrogate recovery data.
1 shared topics · Same agency, volume and box · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000005176
Laboratory report showing GCMS detection of unknown compounds and surrogate recovery for sample AD31640 on February 11, 2002.
1 shared topics · Same agency, volume and box · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000005194
Gas chromatography-mass spectrometry analysis of sample AE00831 performed on 2/11/02, detecting unknown compounds and 2,4-DDD surrogate at 81 ug.
1 shared topics · Same agency, volume and box · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000005804
Gas chromatography-mass spectrometry analysis of environmental sample AD30645 conducted on February 15, 2002.
1 shared topics · Same agency, volume and box · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000005852
Analytical report showing surrogate recovery data for sample AE00109 analyzed on February 25, 2002.
1 shared topics · Same agency, volume and box · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000005860
Analytical report showing surrogate recovery data for sample AE00111 analyzed on February 25, 2002.
1 shared topics · Same agency, volume and box · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000005821
Gas chromatography-mass spectrometry analysis of environmental sample AD31460 conducted on February 15, 2002.
1 shared topics · Same agency, volume and box · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000005786
Gas chromatography-mass spectrometry analysis of environmental sample AD30643 conducted on February 15, 2002.
1 shared topics · Same agency, volume and box · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000003856
Laboratory report for sample AE01939 showing GCMS analysis of unknown compounds and surrogate recovery on February 15, 2002.
1 shared topics · Same agency, volume and box · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000009486
Gas chromatography mass spectrometry results for sample AE00896 analyzed on February 26, 2002.
1 shared topics · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000009530
Gas chromatography mass spectrometry results for sample AE00894 analyzed on February 26, 2002.
1 shared topics · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000052824
GC/MS analysis report for sample AE01222 showing surrogate recovery data generated on February 25, 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 0.999 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000004149
Large multi-page laboratory data sheet containing sample analysis results and metadata for DEP GCMS records from January to February 2002.
Similarity score 0.999 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000004149
Large multi-page laboratory data sheet containing sample analysis results and metadata for DEP GCMS records from January to February 2002.
Similarity score 0.999 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000004149
Large multi-page laboratory data sheet containing sample analysis results and metadata for DEP GCMS records from January to February 2002.
Similarity score 0.999 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000004149
Large multi-page laboratory data sheet containing sample analysis results and metadata for DEP GCMS records from January to February 2002.
Similarity score 0.999 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000005860
Analytical report showing surrogate recovery data for sample AE00111 analyzed on February 25, 2002.
Similarity score 0.999 (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_000003817
Fragmented GCMS document excerpt from January and February 2002, related to World Trade Center environmental activities.
Filed in the same folder
NYC-WTC_000003818
Header page for a DEP GCMS document from the January-February 2002 collection period.
Filed in the same folder
NYC-WTC_000003823
Data sheet recording concentrations of volatile organic compounds analyzed by GCMS on February 8, 2002.
Filed in the same folder
NYC-WTC_000003827
Reference analysis results for volatile organic compounds analyzed by GCMS on February 8, 2002.
Filed in the same folder
NYC-WTC_000003832
Gas chromatography-mass spectrometry blank control results for sample AE01937, confirming all tested organic compounds are below minimum detection limits.
Filed in the same folder