Laboratory sample list, DEP Box 24, May 21, 2002

NYC 9/11 Public Portal Document

Element: Sn Seq. No.: 114 AS Loc.: 26 Date: 05/21/2002 Sample ID: 12169 uL dispensed: 16 from 36, 5 from 37, 4 from 26

Repl SampleConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # pg/L pg/L Signal Area Height Area Height Stored 1 -24.61 -8.204 -0.002 0.001 0.009 0.002 0.015 16:23:27 No

Element: Sn Seq. No.: 115 AS Loc.: 26 Date: 05/21/2002 Sample ID: 12169 uL dispensed: 13 from 36, 5 from 37, 3 from 38, 4 from 26

Repl SampleConc /StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # pg/L V pg/L Signal Area Height Area Height Stored 1 54.95 X 18.32 0.025 0.029 0.057 0.001 0.012 16:26:13 No Recovery is 36.6% outside of specified limits)

Element: Sn Seq. No.: 116 AS Loc.: 2 Date: 05/21/2002 Sample ID: IPC pL dispensed: 8 from 36, 5 from 37, 12 from 2

Repl SampleConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # pg/L pg/L Signal Area Height Area Height Stored 1 104.8 104.8 0,114 0.117 0.233 0.013 0.034 16:28:53 No QC value within ' ecified limits.

Element: Sn Seq. No.: 117 AS Loc.: 3 Date: 05/21/2002 Sample ID: CB pL dispensed: 8 from 36, 5 from 37, 12 from 3 Repl SampleConc/ StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # pg/L V pg/L Signal Area Height Area Height Stored 1 -7.460 -7.460 -0.001 0.002 0.008 -0.003 0.008 16:31:30 No

Element: Sn Seq. No.: 118 AS Loc.: 27 Date: 05/21/2002 Sample ID: 12169dup uL dispensed: 8 from 36, 5 from 37, 12 from 27

Repl SampleConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # pg/L pg/L Signal Area Height Area Height Stored 1 -9.585 -9.585 -0.003 0.000 0.010 0.001 0.008 16:34:09 No

Element: Sn Seq. No.: 119 AS Loc.: 27 Date: 05/21/2002 Sample ID: 12169dup pL dispensed: 5 from 36, 5 from 37, 3 from 38, 12 from 27

Repl SampleCo StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # pg/L pg/L Signal Area Height Area Height Stored 1 13.61 13.61 0.021 0.024 0.047 0.002 0.013 16:36:57 No Recovery is 27.2 (outside of specified limits)

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