NYC-WTC_000064694
Laboratory report listing sample IDs and quality control checks for potable water asbestos analysis.
1 shared topics · Same agency, volume and box · similarity 0.996
machine-extracted · confidence unavailable · Check page ↗Document / 29 pages
Arsenic in potable water lab report sample list, Sept 2001
Machine-extracted title · confidence 95%Laboratory report listing sample IDs and quality control checks for arsenic analysis in potable water.
NYC-WTC_000064610–000064638Folder label: “As”
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OCR text
OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document sssssssssasssssB^ ssassBBBsasssssa&ssssssBssssss&sssBcsssBBsaassssssssssssBssssss&saBBscssssssssassssaBss
• Element: As AS Loc.: 38 Date: 09/20/2001 Sample ID: S40 /xL dispensed: 5 from 37, 20 from 38, 20 from 33
Repl SanqoleConc StndConc BlnkCorr Peak Bkgnd TimePeak # /xg/Ii \ Signal Area Area Stored 1 \ 0.134 0.136 0.032 13:30:12 No The calibration curve may not be linear. Addition number 4\ applied. [40] Correlation Coefficient: 0.9951 Slope: 0.0034
As 0.15 “T ESC
0.10 - 8c o
.05 -
n 1 I I T n -10 0 10 20 30 40 50
Concentration
Calibration data for As Entered \ Calculated Mean Signal Concentratioi Concentration Standard Standard ID (Pk Area) K (MS/I*) Deviation %RSD Calib Blank 0.000 \ 1.170 ------ SIO 0.042 10 \ 13.50 ------ S20 0.077 20 >23.93 ------- S30 0.111 30 ^.10 ------ S40 0.134 40 4^87 ------ Correlation Coefficient: 0.99514 Slope: 0.00338 :ntercept: 0.005
[As] Sample Concentration 0.375 ng/-b [As] Sample Concentration 3.753 fig/l.
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NYC-WTC_000064626
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NYC-WTC_000064626Source: 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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