NYC-WTC_000064610
Laboratory report listing sample IDs and quality control checks for arsenic analysis in potable water.
1 shared topics · Same agency, volume and box · similarity 0.996
machine-extracted · confidence unavailable · Check page ↗Document / 19 pages
Potable water asbestos lab report sample list, Oct 2
Machine-extracted title · confidence 90%Laboratory report listing sample IDs and quality control checks for potable water asbestos analysis.
NYC-WTC_000064694–000064712Folder label: “As”
Page image
OCR text
OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document
ass8ssass=s8satsszss3Bssassss8ssssssasssas3SSSxsBZ3s:sssssBSS88ss3tss3sssaassBBsssBss8S8SSS3zss:s=s:sssstssBss3ssassa
, - Element: As AS hoc.; 38 Date: 10/02/2001 Samp:le ID: S30 ** ja, d: Ispensed: 5 from 36, 5 from 37, 15 from 38, 20 from 27
Repl SampleConc StndConc BlnkCorr Peak Bkgnd Time Peak # /ig/L gg/D Signal Area Area Stored 1 0,160 0.162 0.040 13:01:07’ No Addition number 3 applied, [30] Correlation Coefficient: 0,9988 Slope: 0,0052
Element: As AS Loc.: 38 Date: 10/02/2001 Sample XD: S40 p.li dispensed: 5 from 37, 20 from 38, 20 from 27
Repl SampleConc StndConc BlnkCorr Peak Bkgnd TimePeak # /zg/L /xg/L Signal Area Area Stored 1 0.203 0.205 0.044 13:03:46 No The calibration curve may not be linear. Addition number 4 applied. [40] Correlation Coefficient; 0.9984 Slope: 0.0049
As 0.3
OJ- a 8
0.1 -
r I I I n -10 0 10 20 30 40 so Concentration
Calibration data“Tor As Entered Calculated Mean Signal Concentration Concentration Standard Standard XD (Pk Area) (/ig/L) (Atg/D) Deviation %RSD Callb Blank 0.000 -0.858 SIO 0.063 10 11.88 S20 0.112 20 21.74 S30 0.160 30 31,46 S40 0.203 40 40,21 Correlation Coefficient: 0.99843 Slope: 0,00494 Intercept: 0.009
[As] Sample Concentration 1.917 gg/L [As] Sample Concentration 9.585 ;tg/L
Page 19 NYC-WTC_000064712
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NYC-WTC_000064712Source: NYC Law Department, mirrored locally
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Laboratory report listing sample IDs and quality control checks for arsenic analysis in potable water.
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