Gas chromatography analysis of toxaphene peaks using EPA Method 508 with multiple chromatographic signals and quality control data from November 2001.
NYC-WTC_000092202–000092208Folder label: “508 X 11/3/01 A 11/30/01”
OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document Quantitation Report (QT Reviewed) Signal #1 C’:\HPCHEM\1\DATA\508F\011130D\TOXUR.D\ECD1A.CH Vial: 22 Signal #2 C:\HPCHEM\1\DATA\508F\011130D\TOXUR.D\ECD2B.CH Acq On 1 Dec 2001 12:54 am Operator: Nefliu Sample tox unextracte'd ref Inst ; 104 Mise : Multiplr: r. 00 IntFile Signal #1: events.e IntFile Signal #2: events2.e Quant Time: Dec 11 8:46 2001 Quant Results File: 011204T.RES
Quant Method : C:\HPCHEM\1\METHODS\508\011204T.M (Chemstation Integrator) Title : 508 CHLORINATED PESTICIDES TOXAPHENE7/28/99 Last Update : Fri Nov 09 16:13:01 2001 Response 'via : Initial Calibration DataAcq Meth : 508F2.M Volume Inj. Signal #1 Phase Signal #2 Phase: Signal #1’Info Signal #2 Info : Compound RT#1 RT#2 Resp#l Resp#2 ug/1 ug/1
System Monitoring Compounds 6) S 2,4-DDD SURROGAT 0.00 0.00 0 0 N.D. d N.D. d Spiked Amount 0.200 ‘ Recovery 0.00% 0.00% Target Compounds 1) TOXAPHENE PEAK 1 34.94 35.04 213957 243515 5.680m 3.551m# 2) TOXAPHENE PEAK 2 38.77 36.37 801359 452068 5.157m 4.139m 3) TOXAPHENE PEAK 3 40.35 38.29 528200 218236 4.290m 3.018m# 4) TOXAPHENE PEAK 4 45.14 39.35 440831 183590 3.321m 2.253m# 5) TOXAPHENE PEAK 5 45.65 40.37 242409 289331 1.798m 3.968m#
{f)=RT Delta > 1/2 Window (#)=Amounts differ by > 25% (m)=manual int. TOXUR.D 011204T.M Tue Dec 11 08:47:10 2001 Page 1
NYC-WTC_000092207
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NYC-WTC_000090635
Laboratory report showing recovery percentages and relative standard deviations for chlorinated pesticide analysis methods.
1 shared topics · Same agency, volume and box · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000092211
Raw analytical data and chromatogram review for chlorinated pesticides including Toxaphene from DEP laboratory testing.
1 shared topics · Same agency, volume and box · similarity 0.996
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000006979
Summary table of average responses and relative standard deviations for multiple chlorinated pesticide compounds.
1 shared topics · similarity 0.999
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000081416
Chromatographic data for toxaphene analysis listing peak responses and retention times from October 2001 testing.
1 shared topics · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000078456
Instrumental data file recording gas chromatography signals and peak responses for toxaphene analysis on September 18, 2001.
1 shared topics · similarity 0.996
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000079117
Raw analytical data and chromatogram details for chlorinated pesticides including propachlor and heptachlor from September 2001.
1 shared topics · similarity 0.995
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000078977
Laboratory report for sample AD22542 showing organochlorine pesticide results analyzed September 17-24, 2001.
1 shared topics · similarity 0.995
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000007034
Instrument data file showing signal responses and recovery percentages for toxaphene peaks in sample AD24395.
1 shared topics · similarity 0.991
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000080588
Laboratory report detailing quantitative results for chlorinated pesticides in sample AD23473 extracted September 27, 2001.
1 shared topics · similarity 0.991
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000079978
Laboratory report listing detection levels for chlorinated pesticides and PCBs in environmental sample collected September 2001.
1 shared topics · similarity 0.990
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000079273
Lab report listing organochlorine pesticide and PCB concentrations for sample AD22578 tested September 19-28, 2001.
1 shared topics · similarity 0.989
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000080171
Laboratory report listing detection limits for chlorinated pesticides in sample AD22698 analyzed between September and October 2001.
1 shared topics · similarity 0.989
machine-extracted · confidence unavailable · Check page ↗Similar subjects in other documents. Similarity does not establish the same event, measurement or conclusion.
NYC-WTC_000006410
Document header page containing archival reference numbers and dates from the October 2001 collection.
Similarity score 0.999 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000006702
Document recording Method 508 extraction details including drip rates and pH values from October 2001.
Similarity score 0.999 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000080366
Laboratory report listing quantitative results for chlorinated pesticides in sample AD23325.
Similarity score 0.999 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000007324
Laboratory data sheet containing sample counts and analytical parameters for samples collected October 15, 2001.
Similarity score 0.999 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000006600
Document header page containing archival reference numbers and dates from the November 2001 collection.
Similarity score 0.999 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000080171
Laboratory report listing detection limits for chlorinated pesticides in sample AD22698 analyzed between September and October 2001.
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_000092158
Fragmented DEP document from November to December 2001 regarding World Trade Center environmental activities.
Filed in the same folder
NYC-WTC_000092159
Page containing instrument calibration parameters and remarks for liquid-liquid extraction equipment.
Filed in the same folder
NYC-WTC_000092160
Computer-generated sequence list detailing sample injection order and compound analysis targets.
Filed in the same folder
NYC-WTC_000092163
Computer-generated sequence list detailing sample injection order and compound analysis targets.
Filed in the same folder
NYC-WTC_000092165
Report displaying resolution and signal-to-noise ratio quality control data for sample AD26252.
Filed in the same folder