Selenium lab results, WTC samples, Oct 1 2001

NYC 9/11 Public Portal Document

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Element: Se Seq. No.: 47 AS hoc.: 30 Date: 10/01/2001 ■ San^jle ID: 23902 ' fih dispensed: 10 from 36, 5 from 37, 20 from 30 flit dispensed: 10 from 36, 5 from 37, 20 from 30

Repl SampleConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peede # pg/i* pg/L Signal Area Height Area Height Stored 1 .4777 -0.4777 -0.002 0.000 0.009 0.026 0.014 12:48:36 No

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Element: Se Seq. No.: 48 AS LOC.: 31 Date: 10/01/2001 Sample ID: 23903 flit dispensed: 10 from 36, 5 from 37, 20 from 31 flit dispensed: 10 from 36, 5 from 37, 20 from 31

Repl San^leConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # pg/L Signal Area Height Area Height Stored 1 c0.1905 -0.1905 0.000 0.003 0.008 0.024 0.013 12:53:06 No

Element: Se Seq. No.: 49 AS Loc.: 32 Date: 10/01/2001 San^jle ID: 23904 flit dispensed: 10 from 36, 5 from 37, 20 from 32 flit dispensed: 10 from 36, 5 from 37, 20 from 32

Repl San^leConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # pg/L Signal Area Height Area Height Stored 1 <-0.4822 -0.4822 -0.002 0.000 0.008 0.027 0.015 12:57:33 No

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Element: Se Seq. No.: 50 AS Loc.: 2 Date: 10/01/2001 San^jle ID: IPC flit dispensed: 10 from 36, 5 from 37, 20 from 2 flit dispensed: 10 from 36, 5 from 37, 20 from 2

Repl San^leConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # pg/L Signal Area Height Area Height Stored 1 < <.214 ^4.214 0.033 0.036 0.039 0.026 0.019 13:01:48 No QC OU' of limit QC will be repeated based on Retry setting.

Element: Se Seq. No.: 51 AS Loc.: 2 Date: 10/01/2001 San^jle ID: IPC gb dispensed: 10 from 36, 5 from 37, 20 from 2 flit dispensed: 10 from 36, 5 from 37, 20 from 2

Repl iSam^leConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # i pg/L Signal Area Height Area Height Stored 1 ( 4.631 \ 4.631 0.036 0.039 0.043 0.025 0.019 13:06:03 No QC valuiA within s] lecified limits.

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Element: Se Seq. No.: 52 AS Loc.: 3 Date: 10/01/2001 Sample ID: CB flit dispensed: 10 from 36, 5 from 37, 20 from 3 flit dispensed: 10 from 36, 5 from 37, 20 from 3

Repl Sait^jleConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # pg/L. pg/L Signal Area Height Area Height Stored 1 -0.51 -0.5310 -0.003 0.000 0.009 0.011 0.012 13:10:17 No

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