Sample batch list, DEP Labs, December 5 2001

NYC 9/11 Public Portal Document -- -— = — Element: Sb Seq. No.: 263 AS Loc.: 11 Date: 12/05/2001 Sample ID: 27115 /zL dispensed: 10 from 36, 5 from 37, 20 from 11

Repl SampleConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # /tg/L fJ.g/'h Signal Area Height Area Height Stored 1 -1.163 -1.163 -0.004 0.020 0.021 0.026 0.026 14:19:51 No

Element: Sb Seq. No.: 264 AS Loc.: 12 Date: 12/05/2001 Sample ID: 27116 /zL dispensed: 10 from 36, 5 from 37, 20 from 12

Repl SampleConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # gg/L zzg/L Signal Area Height Area Height Stored 1 -1.154 -1.154 -0.004 0.020 0.023 0.023 0.021 14:22:37 No

:= = = = = = Element: Sb Seq. No.: 265 AS Loc.: 2 Date: 12/05/2001 Sample ID: IPC fill dispensed: 10 from 36, 5 from 37, 2 0 from 2

Repl SampleConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # Mg/L gg/L Signal Area Height Area Height Stored 1 11.08 11.08 0.038 0.062 0.072 0.023 0.022 14:25:19 No QC out of limits. QC will be repeated based on Retry setting. OV-. ore, < AAce Element: Sb Seq. No.: 266 AS Loc.: 2 Date: 12/05/2001 Sample ID: IPC p-h dispensed: 10 from 36, 5 from 37, 20 from 2

Repl SampleConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # Mg/L /ig/L Signal Area Height Area Height Stored 1 11.24 11.24 0.038 0.063 0.072 0.029 0.024 14:27:57 No QC out of limits'. Current analytical sequence continued.

==: Element: Sb Seq. No.: 267 AS Loc.: 3 Date: 12/05/2001 Sample ID: CB /zL dispensed: 10 from 36, 5 from 37, 2 0 from 3

Repl SampleConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # Mg/L Signal Area Height Area Height stored 1 -1.925 -1.925 -0.007 0.017 0.030 0.022 0.022 14:30:35 No

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