Selenium lab results, WTC samples, Nov 8 2001

NYC 9/11 Public Portal Document

Element: Se Seq. No.: 29 AS Loc.: 10 Date: 11/08/2001 , San^le ID: 25845 gL dispensed: 10 from 36, 5 from 37, 20 from 10 lih dispensed: 10 from 36, 5 from 37, 20 from 10

Repl SanpleConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # Signal Area Height Area Height Stored 1 -0.1056 -0.1056 0.001 0.003 0.009 0.029 0.016 11:58:32 No

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Element: Se Seq. No.: 30 AS Loc.: 11 Date: 11/08/2001 Sanple ID: 25873 fili dispensed: 10 from 36, 5 from 37, 20 from 11 Uh dispensed: 10 from 36, 5 from 37, 20 from 11

Repl San^leConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # pg/L Mg/L Signal Area Height Area Height Stored 1 -0.2627 -0.2627 0.000 0.002 0.008 0.032 0.016 12:03:02 No

Element: Se Seq. No.: 31 AS Loc.: 12 Date: 11/08/2001 Sanple ID: 25874 fill dispensed: 10 from 36, 5 from 37, 20 from 12 gL dispensed: 10 from 36, 5 from 37, 20 from 12

Repl San^leConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # gg/i* gg/L Signal Area Height Area Height Stored 1 -0.4994 -0.4994 -0.002 0.000 0.008 0.034 0.016 12:07:31 No

Element: Se Seq. No.: 32 AS Loc.: 13 Date: 11/08/2001 Sample ID: 25929 lih dispensed: 10 from 36, 5 from 37, 20 from 13 gL dispensed: 10 from 36, 5 from 37, 20 from 13

Repl SanpleConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # pg/L gg/L Signal Area Height Area Height Stored 1 -0.4295 -0.4295 -0.002 0.001 0.008 0.024 0.013 12:12:00 No

Element: Se Seq. No.: 33 AS Loc.: 2 Date: 11/08/2001 San5>le ID: IPC IJlL dispensed: 10 from 36, 5 from 37, 20 from 2 fill dispensed: 10 from 36, 5 from 37, 20 from 2

Repl San^leConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # g! gg/L Signal Area Height Area Height Stored 1 4.415 4.415 0.033 0.035 0.045 0.026 0.019 12:16:17 No QC out o: s. QC will be repeated bas^ on Retry s^ttipg.

aBaaaBaBaaBBaaaaBBaaaaBaBaBasassaaBBsaBaBBBaaaaBSBaaaBaBBa: iBasBBBaBBaaaasaaB Element: Se Seq. No.: 34 AS Loc.: 2 Date: 11/08/2001 San^jle ID: IPC fill dispensed: 10 from 36, 5 from 37, 20 from 2 gL dispensed: 10 from 36, 5 from 37, 20 from 2

Repl SanpleConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # 1^9/^ IJ^9/'i‘ Signal Area Height Area Height Stored 1 4.567 4.567 0.034 0.036 0.044 0.024 0.016 12:20:29 No QC value within specified limits.

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NYC-WTC_000065713