NYC Law Department release
Independent mirror · updated as the City releases more · v1.2.6
← Document results/DEP Box 59/K 11/1/01
Document / 30 pages

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

Page image
Scanned page image, NYC-WTC_000065843
OCR text

OCR status: ok · source: pdftotext

NYC 9/11 Public Portal Document

Element: K Seg. No.: 80 AS Loc.: Date: 11/01/2001 SamplQ ID: 26626

Repl San^leConc StndConc BlnkCorr Time # /tg/L Atg/L Signal 1 445.8 445.8 0.071 12:42:30 2 452.1 452.1 0.072 12:42:37 3 450.7 450.7 0.072 12:42:44 4 449.8 449.8 0.072 12:42:52 Mean: 449.6 449.6 0.072 SD : 2.725 2.725 0.000 %RSD: 0.61 0.61 0.63

Element: K Seq. No.: 81 AS Loc.: Date: 11/01/2001 San^Jle ID: QCS

Repl San^leConc StndConc BlnkCorr Time # Mg/i« /ig/L Signal 1 492.3 492.3 0.079 12:43:16 2 490.1 490.1 0.078 12:43:23 3 495.3 495.3 0.079 12:43:30 4 490.6 490.6 0.078 12:43:37 Mean: 492.1 492.1 0.079 SD : 2.371 2.371 0.000 %RSD: 0.48 0.48 0.50

Element: K Seq. No.: 82 AS Loc.: Date: 11/01/2001 Sample ID: Blk

Repl San^ileConc StndConc BlnkCorr Time # /ig/L Signal 1 -87.51 -87.51 -0.017 12:43:57 2 -89.89 -89.89 -0.018 12:44:05 3 -86.74 -86.74 -0.017 12:44:12 4 -88.94 -88.94 -0.018 12:44:19 Mean: -88.27 -88.27 -0.018 SD : 1.413 1.413 0.000 %RSD: 1.60 1.60 1.34

Element: K Seq. No.: 83 AS Loc.: Date: 11/01/2001 San^jle ID: 26676

Repl San^jleConc StndConc BlnkCorr Time # Mg/L gg/i- Signal 1 436.0 436.0 0.069 12:44:43 2 446.4 446.4 0.071 12:44:50 3 444.2 444.2 0.071 12:44:57 4 454.3 454.3 0.072 12:45:05 Mean: 445.2 445.2 0.071 SD : 7.523 7.523 0.001 %RSD: 1.69 1.69 1.76

Page 23

NYC-WTC_000065843

OCR can misread numbers and units. Confirm readings against the page image before using them.

NYC-WTC_000065843Source: NYC Law Department, mirrored locally

Related records

Browse subjects →

Ranked by indexed similarity. Reasons describe shared subjects and filing context; check the source records.

Same-box records

Filed elsewhere

More like this page

Similar subjects in other documents. Similarity does not establish the same event, measurement or conclusion.

Page similarity is temporarily unavailable or this page has no indexed vector.

Others also read

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.

Compare copies and versions →