Log of quality control analyses performed on samples in October 2001 with handwritten comments and identifiers.
NYC-WTC_000062177–000062202Folder label: “525 10/1/01 EXT. 10/6/01 Analysis”
OCR status: ok · source: pdftotext
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o o co § “□ c o o o Chronatogran Plot File: E:\DDTA1B06 Date: Oct-06-1991 17:24:44 CT o' o O) Comment: BOHLK: METHOD 525: INST 204: 10/06/01: DDT "□ fO o 00 Scan No: 1300 Retention Time: 21:40 RIC: 31034 Mass Range: 47 - 235 co Plotted: 1280 to 1300 Range: 1 to I860 100z = 4828193 o 2.30y. 1293 o o c 77S38 3 CD 125841 3
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■J I J J I ■J I J P 1 P 1 I I I J p 1280 1285 1290 1295 21:20 21:25 21:30 21:35
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_000063713
Document showing calibration data and detection limits for various pesticides used to verify analytical equipment accuracy.
1 shared topics · Same agency, volume and box · similarity 0.993
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000062498
Laboratory report showing quality control check results for sample AD23319 with DFTPP passed status in October 2001.
1 shared topics · Same agency, volume and box · similarity 0.993
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000061993
Laboratory report listing pesticide detection results for sample AD23606 analyzed on October 24, 2001.
1 shared topics · Same agency, volume and box · similarity 0.993
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000064073
Laboratory report showing DFTPP pass status and Endrin/DDT concentrations for sample AD23497.
1 shared topics · Same agency, volume and box · similarity 0.993
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000062709
Quality control document showing DFTPP instrument calibration passed for analysis of sample AD22491 on September 21, 2001.
1 shared topics · Same agency, volume and box · similarity 0.992
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000062544
Laboratory report showing quality control check results for sample AD23270 with DFTPP and DDT status in October 2001.
1 shared topics · Same agency, volume and box · similarity 0.992
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000062617
Documentation of quality control analytical procedures performed on sample AD23341 during October 2001.
1 shared topics · Same agency, volume and box · similarity 0.991
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000063623
Log sheet recording laboratory sample preparation details including volume and pH measurements from October 2001.
1 shared topics · Same agency, volume and box · similarity 0.991
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000063859
Log sheet recording laboratory extraction parameters including drip rates and pH for samples processed at the 525 site in October 2001.
1 shared topics · Same agency, volume and box · similarity 0.990
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000063693
Raw instrument output and calibration parameters recorded during the analysis of environmental samples from the World Trade Center site.
1 shared topics · Same agency, volume and box · similarity 0.990
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000062061
Laboratory report displaying calibration standard results for pesticide and contaminant analysis in sample AD26143, with values near target concentrations.
1 shared topics · Same agency, volume and box · similarity 0.990
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000063403
Document page detailing laboratory methods and parameters for environmental sample analysis conducted in late September 2001.
1 shared topics · Same agency, volume and box · similarity 0.990
machine-extracted · confidence unavailable · Check page ↗No available related records indexed in this group.
Similar subjects in other documents. Similarity does not establish the same event, measurement or conclusion.
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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_000062170
Environmental Protection Department analysis record for the World Trade Center site dated October 2001.
Filed in the same folder
NYC-WTC_000062171
Form containing laboratory measurements and quality control data for samples processed in early October 2001.
Filed in the same folder
NYC-WTC_000062176
Form containing laboratory measurements and quality control data for samples processed in early October 2001.
Filed in the same folder
NYC-WTC_000062203
Laboratory report showing calibration verification results for multiple pesticides and organic compounds in sample AD23260 from October 2001.
Filed in the same folder
NYC-WTC_000062269
Laboratory report detailing analytical results for a lab blank sample used to verify absence of contamination in October 2001.
Filed in the same folder