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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_000064694–000064712

Folder label: “As

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Scanned page image, NYC-WTC_000064710
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NYC 9/11 Public Portal Document

The calibration curve has been edited.

= = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = == = = = = = = = = = = = = = = = = = = = => = = =! = = = ZZ = = = H = = = = = = = = =Z

" ^lenient: As AS Loc. : 38 Date: 10/02/2001 Sample ID: SIO gL dispensed: 15 from 36, 5 from 37, 5 from 38, 20 from 27

Repl SampleConc StndConc BlnkCorr Peak Bkgnd Time Peak # 1^9/^ Signal Area Area Stored 1 0.054 0.057 0.044 12:43:06: No Addition number 1 applied. [10] Correlation Coefficient: 0.9854 Slope: 0.0032 [As] Sample Concentration 3.724 [As] Sample Concentration 186.2 /zg/L

Element: As ASLoc.: 38 Date: 10/02/2001 Sample ID: S40 flit dispensed: 5 from 37, 20 from 38, 20 from 27

Repl SampleConc StndConc BlnkCorr Peak Bkgnd Time Peak # fig/li iJLg/li Signal Area Area Stored 1 0.133 0.135 0.057 12:45:45 No The calibration curve may not be linear. Addition number 4 applied. [40] Correlation Coefficient: 0.9909 Slope: 0.0031 [As] Sample Concentration 4.360 /ig/L [As] Sample Concentration 218.0 /zg/L

As 0.15 -T □

0.10 - 8c

I 0.05 - 4 I I

I I I I I -10 0 10 20 30 40 50

Concentration

Page 17 NYC-WTC_000064710

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NYC-WTC_000064710Source: NYC Law Department, mirrored locally

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