Selenium lab results, WTC samples, Sep 25 2001

NYC 9/11 Public Portal Document = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = Z=C= = = = = = = = = = = = Z==Z = = = = = = =I = = = = ZZ = = = = = = = = S= = = ZZ=I = = = = = =! = = = = = -s = = —__

' Element: Se Seq. No.: 42 AS Loc.; 29 Date: 09/25/2001 . Sample ID: San^le029 III, dispensed: 10 from 36, 5 from 37, 20 from 29 III, dispensed: 10 from 36, 5 from 37, 20 from 29

Repl San^leConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # gg/L Signal Area Height Area Height Stored 1 0.58^63 0.5863 0.003 0.003 0.009 0.029 0.015 12:59:47 No

Element: Se Seq. No.: 43 AS Loc.: 30 Date: 09/25/2001 San^le ID: San^le030 III, dispensed: 10 from 36, 5 from 37, 20 from 30 III, dispensed: 10 from 36, 5 from 37, 20 from 30

Repl SampleConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak « gg/L Signal Area Height Area Height** Stored 1 0.9130 0.9130 0.005 0.005 0.012 0.021 0.013 13:04:15 No

S58SS8BSa8S38SS8S8S:BS388SBt3SSSSSSBSSSS38SB:BSSSaseeSSSSSS888B8SSS88C3BSSBS58SSSSasSS5SSB&:a8eS8SSSSSSSSaBSSSSSB:sa

Element: Se Seq. No.: 44 AS Loc.: 31 Date; 09/25/2001 San^le ID: Saniple031 III, dispensed: 10 from 36, 5 from 37, 20 from 31 III, dispensed: 10 from 36, 5 from 37, 20 from 31

Repl San^leConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # gg/L Signal Area Height Area Height Stored 1 0.1736 0.1736 0.000 0.000 0.011 0.027 0.013 13:08:45 No

8888B888BS:

Element: Se Seq. No.: 45 AS Loc.: 32 Date: 09/25/2001 San^ile ID: Satt5)le032 III, dispensed: 10 from 36, 5 from 37, 20 from 32 liL dispensed: 10 from 36, 5 from 37, 20 from 32

Repl San^leConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # Signal Area Height Area Height Stored 1 -0.21 -0.2190 -0.003 -0.003 0.010 0.064 0.024 13:13:12 No

Element: Se Seq. No.: 46 AS hoc.: 2 Date: 09/25/2001 Sample ID: IPC gL dispensed: 10 from 36, 5 from 37, 20 from 2 III, dispensed: 10 from 36, 5 from 37, 20 from 2

Repl ISan^leConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # IggZi*^-^, gg/i* Signal Area Height Area Height Stored 1 / 5.307t 5.307 0.037 0.037 0.061 0.030 0.023 13:17:27 No QC valui within/ specified limits.

Element: Se Seq. No.: 47 AS Loc.: 3 Date: 09/25/2001 San^le ID: CB lih dispensed: 10 from 36, 5 from 37, 20 from 3 gL dispensed: 10 from 36, 5 from 37, 20 from 3

Repl SampleConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # Mg/L gg/L Signal Area Height Area Height Stored 1 c 0.4738 0.4738 0.002 0.002 0.008 0.019 0.011 13:21:40 No

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