Selenium lab results, WTC samples, Oct 12 2001

NYC 9/11 Public Portal Document SSSSSSSSS3SSSBSSSSSSSBSSSSSSS3S3SSSSSSlS3SS&SS8aSSSBBSSaSS&3SSSSSSS = SSS = aSBSSS8SBSSSSSSSBSSSSSSSSSS3SBSZ5aSSSSSSSSSSS

Element: Se Seq. No.: 94 AS Loc.: 2 Date: 10/12/2001 S^npJLe ID: IPC fill dispensed: 10 from 36, 5 from 37, 20 from 2 IJ.li dispensed: 10 from 36, 5 from 37, 20 from 2

Repl SampLgConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # gg/i* Signal Area Height Area Height Stored 1 / 4.921 4.921 0.030 0.031 0.041 0.023 0.016 16:49:04 No QC vail ie within Sipecified limits.

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Element: Se Seq. No.: 95 AS Loc.: 3 Date: 10/12/2001 Sample 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 « gg/L Signal Area Height Area Height Stored 1 -0.3962 -0.3962 -0.002 0.000 0.010 0.016 0.012 16:53:17 No

Element; Se Seq. No.: 96 AS Loc.: 15 Date: 10/12/2001 Sample ID: 24797 lilj dispensed: 10 from 36, 5 from 37, 20 from 15 lih dispensed: 10 from 36, 5 from 37, 20 from 15

Repl San^leConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # gg/i* Signal Area Height Area Height Stored 1 -0.1060 -0.1060 0.000 0.002 0.009 0.138 0.064 16:57:42 No

Element: Se Seq. No.: 97 AS IiOC.: 16 Date: 10/12/2001 Sample ID: 24872 Illi dispensed: 10 from 36, 5 from 37, 20 from 16 fiTj dispensed: 10 from 36, 5 from 37, 20 from 16

Repl ileConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # gg/JT^ gg/L Signal Area Height Area Height Stored 1 -0.5973\ -0.5973 -0.003 -0.001 0.009 0.035 0.021 17:02:09 No

Element: Se Seq. No.: 98 AS Loc.: 16 Date: 10/12/2001 Sample ID: 24872 gL dispensed: 5 from 37, 20 from 16, 10 from 38 IJh dispensed: 5 from 37, '20 from 16, 10 from 38

Repl SampleConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # /ig/L Signal Area Height Area Height Stored 1 3.807^^ 3.807 0.023 0.025 0.040 0.034 0.020 17:06:42 No Recovery iik 76.1%

Element: Se Seq. No.: 99 AS Loc.: 17 Date: 10/12/2001 Sample ID: 24873 gL dispensed: 10 from 36, 5 from 37, 20 from 17 dispensed: 10 from 36, 5 from 37, 20 from 17

Repl SanpleConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # Signal Area Height Area Height Stored 1 -2<2 .t—0.002 0.003 0.010 0.028 0.017 17:11:06 No

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