Arsenic lab results, WTC samples, Nov 12 2001

NYC 9/11 Public Portal Document

SS&SaBSSCS&SBBBSBSSeSSBSSBSBaBBB&SBSSSSSBSSSBBBBSSesaBSSSS&SSSCSBSSSSSSBSBBSBSESBBBSSSBSSSSBSSSSBBSBBBaBBSSaasa Element: As AS Loc.: 36 Date: 11/12/2001 San^le ID: Calib Blank gL dispensed: 10 from 36, 5 from 37, 20 from 36

Repl San^leConc StndConc BlnkCorr Peak Bkgnd Time Peak « fig/h Signal Area Area Stored 1 0.000 0.000 0.018 10:00:55 No Auto-zero performed.

Element: As AS hoc.; 38 Date: 11/12/2001 San^le ID: SIO gL dispensed: 25 from 36, 5 from 37, 5 from 38

Repl SarnpleConc StndConc BlnkCorr Peak Bkgnd Time Peak # gg/L iig/h Signal Area Area Stored 1 0.0^ 0.065 0.022 10:03:321 No Standard number 1 applied. [10] iZ Correlation Coefficient: 1.0000 Slope: 0.0064

Element: As AS Log.; 38 Date; 11/12/2001 Sample ID: S20 IJ.'L dispensed: 20 from 36, 5 from 37, 10 from 38

Repl SarnpleConc StndConc BlnkCorr Peak Bkgnd Time Peak # gg/L gg/L Signal Area Area Stored 1 0.118 0.118 0.028 10:06:14 No Standard number 2 applied. [20] Correlation Coefficient: 0.9987 Slope; 0.0059

Element; As AS hoc.; 38 Date: 11/12/2001 Sample ID: S30 gL dispensed: 15 from 36, 5 from 37, 15 from 38

Repl SarnpleConc StndConc BlnkCorr Peak Bkgnd Time Peak # Hg/lt signal Area Area Stored 1 O.IM 0.169 0.032 10:08:56 No Standard number 3 applied. [30] yZ Correlation Coefficient: 0.9985’^ Slope: 0.0056

Element: As AS Loc.: 38 Date: 11/12/2001 Sanple ID: S40 /zL dispensed: 10 from 36, 5 from 37, 20 from 38

Repl SarnpleConc StndConc BlnkCorr Peak Bkgnd Time Peak # Signal Area Area Stored 1 0.212 0.213 0.037 10:11:38I No The calibration curve may not be linear. Standard number 4 applied. [40] z Correlation Coefficient; 0.9974 Slope: 0.0053

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