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: junk · source: pdftotext
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'2 o o Mass List File: E:\DFTA1006 Date: Oct-06-1991 16:47:13 “0 c CT o' o O) Comment: BOHLK; METHOD 525; INST 204; 10/06/01; DFTPP/ENDRIN "0 o 00 Scan No: 1116 Retention Time: 18:36 RIC: 5719645 Mass Range: 47 - 445 03 Peaks: 167 Nass of Base Peak: 442 Int: 944375 Threshold: 0 z o o o c Mass Intensity X Base Mass Intensity X Base Mass Intensity •z Base 3 o 3
47 3,437 0.36 82 3,750 0.40 122 4,687 0.50 48 3,125 0.33 84 4,062 0.43 123 8,437 0.89 49 20,000 2.12 85 6,250 0.66 124 4,375 0.46 50 145,000 15.35 86 11,875 1.26 125 2,812 0.30 51 372,500 39.44 87 3,437 0.36 126 3,125 0.33 52 19,062 2.02 91 6,250 0.66 127 182,187 19.29 55 4,687 0.50 92 6,562 0.69 128 17,812 1.89 56 9,062 0.96 93 36,562 3.87 129 71,875 7.61 57 18,125 1.92 94 2,812 0.30 130 7,500 0.79 61 5,000 0.53 98 41,562 4.40 134 3,437 0.36 62 5,000 0.53 99 15,625 1.65 135 6,250 0.66 63 11,562 1.22 101 5,625 0.60 136 3,125 0.33 65 3,437 0.36 103 5,937 0.63 137 6,562 0.69 68 5,625 0.60 104 8,750 0.93 141 10,937 1.16 69 265,312 28.09 105 8,437 0.89 142 5,937 0.63 71 2,187 0.23 106 3,437 0.36 146 3,750 0.40 73 5,000 0.53 107 96,875 10.26 147 6,875 0.73 74 40,937 4.33 108 10,625 1.13 148 15,312 1.62 75 39,062 4.14 109 2,500 0.26 149 6,250 0.66 76 21,250 2.25 110 145,937 15.45 153 6,250 0.66 77 268,750 28.46 111 18,125 1.92 155 5,937 0.63 78 17,812 1.89 112 3,125 0.33 156 6,562 0.69 79 34,687 3.67 116 5,625 0.60 158 3,125 0.33 80 20,625 2.18 117 102,500 10.85 160 4,687 0.50 81 20,312 2.15 118 5,937 0.63 161 5,625 0.60
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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