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Potassium lab results, WTC samples, Nov 1 2001

Machine-extracted title · confidence 90%

Laboratory report listing sample IDs and QC data for potassium analysis of World Trade Center environmental samples dated November 1, 2001.

NYC-WTC_000065821–000065850

Folder label: “K 11/1/01

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Scanned page image, NYC-WTC_000065827
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OCR status: ok · source: pdftotext

NYC 9/11 Public Portal Document

Element: K Seq. No.: 16 AS Log.; Date: 11/01/2001 .Sample 113: 26204dup

Repl SampleCono StndConG BlnkCorr Time # gg/L Signal 1 469.1 469.1 0.075 11:50:38 2 466.6 466.6 0.074 11:50:46 3 462.8 462.8 0.074 11:50:53 4 457.5 457.5 0.073 11:51:00 Mean: 464.0 464.0 0.074 SD : 5.056 5.056 0.001 %RSD: 1.09 1.09 1.13

Element: K Seq. No.: 17 Date: 11/01/2001 Sample ID: 26204spk

Repl SampleConc StndConc BlnkCorr Time # gg/i* gg/i* Signal 1 1777 355.4 0.056 11:51:26 2 1805 361.0 0.057 11:51:33 3 1789 357.8 0.056 11:51:40 4 1823 364.5 0.057 11:51:47 Mean: 1798 359.7 0.057 SD : 19.86 3.971 0.001 %RSD: 1.10 1.10 1.16

;= = ===ssss=ss = ======s;====s: ===s=s=====:s= = = ss==s;== = ass=s= ===s5aB = ==s:= = os=s====:s=e====s=====:==»ss:=:===i Element: K Seq. No.: 18 AS Log. : Date: 11/01/2001 Sample ID: 26205

Repl SampleConc StndConc BlnkCorr Time # gg/L gg/L Signal 1 555.1 555.1 0.089 11:52:20 2 559.5 559.5 0.090 11:52:28 3 554.5 554.5 0.089 11:52:35 4 550.8 550.8 0.088 11:52:42 Mean: 555.0 555.0 0.089 SD : 3.600 3.600 0.001 %RSD; 0.65 0.65 0.67

Element: K Seq. No.: 19 AS Log.: Date: 11/01/2001 Sample ID: 26206

Repl SampleConc StndConc BlnkCorr Time # gg/L gg/L Signal 1 1592 1592 0.261 11:53:02 2 1583 1583 0.259 11:53:09 3 1597 1597 0.262 11:53:16 4 1592 1592 0.261 11:53:23 Mean: 1591 1591 0.261 SD : 5.852 5.852 0.001 %RSD: 0.37 0.37 0.37

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NYC-WTC_000065827

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NYC-WTC_000065827Source: NYC Law Department, mirrored locally

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