Titanium lab results, DEP Box 59, Sep 2001

NYC 9/11 Public Portal Document

’Element: Ti Seq. No.; 308 AS Loc.: 4 Date: 10/02/2001 Sample ID: LFB pL dispensed: 10 from 36, 20 from 4

Repl SampleConc zStndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # pg/L /pg/L Signal Area Height Area Height Stored 1 .6 w 181.6 0.195 0.198 0.156 0.014 0.013 15:41:22 No QC value thin ecified limits.

Element: Ti Seq. No.: 309 AS Loc.; 5 Date: 10/02/2001 Sample ID: LRB pL dispensed: 10 from 36, 20 from 5

Repl SampleConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # pg/L__-_ pg/L Signal Area Height Area Height Stored 1 6^.930^ -3.930 0.003 0.006 0.009 0.002 0.006 15:44:03 No

Element: Ti Seq. No.: 310 AS Loc.; 6 Date: 10/02/2001 Sample ID: 23836 pL dispensed: 10 from 36, 20 from 6

Repl SampleConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # pg/L pg/L Signal Area Height Area Height Stored 1 -10.41 -0.003 -0.001 0.007 0.007 0.008 15:46:45 No

Element: Ti Seq. No.: 311 AS Loc.: 6 Date: 10/02/2001 Sample ID: 23836 pL dispensed; 5 from 36, 5 from 38, 20 from 6

Repl SampleConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # Signal Area Height Area Height Stored 1 ^.83 x 31.83 0.040 0.043 0.035 0.003 0.007 15:49:35 No Recovery is\63.7%) Youtside of specified limits)

Element: Ti Seq. No.: 312 AS Loc.: 6 Date: 10/02/2001 Sample ID; 23836 pL dispensed: 25 from 36, 5 from 6

Repl SampleConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # pg/L pg/L Signal Area Height Area Height Stored 1 <f3K774 } -9.686 -0.003 0.000 0.010 0.004 0.006 15:52:16 No

Element: Ti Seq. No.: 313 AS Loc.: 6 Date: 10/02/2001 Sample ID: 23836 pL dispensed: 20 from 36, 5 from 38, 5 from 6

Repl SampleConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # pg/L Signal Area Height Area Height Stored 1 183Y1 - 45.78 0.055 0.058 0.043 0.001 0.007 15:55:05 No Recovery s 91.6%

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