Selenium lab results, WTC samples, Nov 26 2001

NYC 9/11 Public Portal Document :SS8BBS = SSBS = S;SSSS = = SBBSSBSBBSS = 8BSSSSSSBSSSSBBSBSBSSSS = SSS

Element; Se Seq. No.: 29 AS Loc.: 17 Date: 11/26/2001 Sample ID: 26985 fil, dispensed: 10 from 36, 5 from 37, 20 from 17 /zli dispensed: 10 from 36, 5 from 37, 20 from 17

Repl SampleConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # Signal Area Height Area Height Stored 1 0.4828 0.4828 0.005 0.006 0.009 0.035 0.017 11:51:14 No

Element: Se Seq. No.: 30 AS Loc.: 18 Date: 11/26/2001 Sample ID: 26986 gL dispensed: 10 from 36, 5 from 37, 20 from 18 gL dispensed: 10 from 36, 5 from 37, 20 from 18

Repl SampleConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # Mg/h ’ gg/L Signal Area Height Area Height Stored 1 -0.0725 -0.0725 0.002 0.002 0.011 0.040 0.018 11:55:35 No

Element: Se Seq. No.: 31 AS Loc.: 19 Date: 11/26/2001 Sample ID: 26987 lilt dispensed: 10 from 36, 5 from 37, 20 from 19 lild dispensed: 10 from 36, 5 from 37, 20 from 19

Repl San^leConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # Mg/h Mg/h Signal Area Height Area Height Stored 1 0.2827 0.2827 0.004 0.005 0.012 0.035 0.016 11:59:51 No

Element; Se Seq. No.: 32 AS Loc.: 20 Date: 11/26/2001 Sample ID: 26988 /zL dispensed: 10 from 36, 5 from 37, 20 from 20 /zL dispensed: 10 from 36, 5 from 37, 20 from 20

Repl SampleConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # ms/l Signal Area Height Area Height Stored 1 -0.0483 -0.0483 0.002 0.003 0.009 0.037 0.018 12:04:05 No

s3BBS = ssssssssx3s=== = as&:s3s:sssss=ss:&sssB = s=ssaBSB = = ssBSBs = = &s = BS=: ===sss&= ==s:a&SB = sssSBsssssssstssss:sss8s:sss5saa8BS=s:ss

Element: Se Seq. No.: 33 AS Loc.: 21 Date: 11/26/2001 San^Jle ID: 27007 Illi dispensed: 10 from 36, 5 from 37, 20 from 21 lih dispensed: 10 from 36, 5 from 37, 20 from 21

Repl San^leConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # Signal Area Height Area Height Stored 1 -0.1345 -0.1345 0.001 0.002 0.010 0.036 0.017 12:08:19 No

Element: Se Seq. No.: 34 AS Loc.: 22 Date: 11/26/2001 Sample ID: 27008 IjlIj dispensed: 10'from 36, 5 from 37, 20 from 22 filj dispensed: 10 from 36, 5 from 37, 20 from 22

Repl San^leConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # Mg/h Signal Area Height Area Height Stored 1 0.0628 0.0628 0.002 0.003 0.010 0.036 0.017 12:12:34 No

Page 8

NYC-WTC_000065729