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Lab report: Potassium analysis, Oct 2001

Machine-extracted title · confidence 95%

Laboratory report listing sample IDs and analyst details for potassium testing conducted in October 2001.

NYC-WTC_000065212–000065232

Folder label: “K

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Scanned page image, NYC-WTC_000065230
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NYC 9/11 Public Portal Document esesssssstssBsssssessssssaasessszsssaaBsasssssasBBassBBSsssssssxsasssassssBSsssssBcsss&sssssssBcssiascsssssssssssssssBas

Element: K Seq. No.: 68 AS Log.: Date: 10/22/2001 Sample ID: 25260

Repl Sair^leConc StndConc BlnkCorr Time # Mg/L Signal 1 499.5 499.5 0.080 12:58:15 2 510.3 510.3 0.082 12:58:22 3 509.1 509.1 0.081 12:58:30 4 497.3 0.080 12:58:37 Mean: 504. 504.1 0.081 SD : 6 6.626 0.001 %RSD: 1.31 1.31 1.25

Element: K Seq. No.: 69 AS Log.: Date: 10/22/2001 Sample ID: 25261

Repl San^leConc StndConc BlnkCorr Time # Mg/L Signal 1 525.3 525.3 0.084 12:59:00 2 516.8 516.8 0.083 12:59:07 3 512.9 512.9 0.082 12:59:14 4 .0 523.0 0.084 12:59:21 Mean: 519.5 0.083 SD : 5.662 5.662 0.001 %RSD: 1.09 1.09 1.04

Element: K Seq. No.: 70 AS Log.: Date: 10/22/2001 Sample ID: 25262

Repl SanpleConc StndConc BlnkCorr Time # Mg/L /ig/L Signal 1 531.4 531.4 0.085 12:59:43 2 545.5 545.5 0.087 12:59:50 3 548.2 548.2 0.087 12:59:57 4 527.4 527.4 0.084 13:00:04 Mean: 538.1 0.086 SD : 10?» 10.25 0.002 %RSD: 1.90 1.90 1.81

Element: K Seq. No.: 71 AS Log.: Date: 10/22/2001 Sample ID: 25263

Repl San^leConc StndConc BlnkCorr Time # Mg/i* pg/i* Signal 1 2052 2052 0.316 13:00:27 2 2061 2061 0.317 13:00:34 3 2016 2016 0.310 13:00:41 4 2019 2019 0.311 13:00:49 Mean: 2037 0.314 SD : 22.76 22.76 0.003 %RSD: 1.12 1.12 1.10

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NYC-WTC_000065230

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NYC-WTC_000065230Source: NYC Law Department, mirrored locally

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