Sample batch list with IDs, March 29, 2002

NYC 9/11 Public Portal Document

Element: Sn Seq. No.: 83 AS Loc.: 1 Date: 03/29/2002 . Sample ID: QCS uL dispensed: 8 from 36, 5 from 37, 12 from 1 Repl SampleCo StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # ug/L ug/L 115.7 Signal 0.121 Area 0.122 Height 0.312 Area 0.039 Height Stored 1 / 115.7 0.058 15:08:25 No QC out of limits. QC will be repeated based on Retry setting.

Element: Sn Seq. No.: 84 AS Loc.: 1 Date: 03/29/2002 Sample ID: QCS uL dispensed: 8 from 36, 5 from 37, 12 from 1 Repl SampleConc ndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # ug/L g/L Signal Area Height Area Height Stored 1 104.5 104.5 0.109 0.111 0.302 0.032 0.05*2 15:11:03 No QC value within ecified limits.

Element: Sn Seq. No.: 85 AS Loc.: 2 Date: 03/29/2002 Sample ID: IPC uL dispensed: 8 from 36, 5 from 37, 12 from 2 Repl SampleConc /StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # ug/L / ug/L Signal Area Height Area Height Stored 1 103.9 / 103.9 0.109 0.110 0.292 0.035 0.054 15:13:39 No QC value within. specified limits.

Element: Sn Seq. No.: 86 AS Loc.: 3 Date: 03/29/2002 Sample ID: CB uL dispensed: 8 from 36, 5 from 37, 12 from 3 Repl SampleConc / StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # ug/L / ug/L Signal Area Height Area Height Stored 1 -4.193 V -4.193 0.001 0.002 0.004 0.017 0.021 15:16:15 No

Element: Sn Seq. No.: 87 AS Loc.: 4 Date: 03/29/2002 Sample ID: LFB uL dispensed: 8 from 36, 5 from 37, 12 from 4 Repl SampleConc :StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # ug/L / 1ug/L Signal Area Height Area Height Stored 1 191.2 J 191.2 0.196 0.197 0.523 0.050 0.094 15:18:52 No QC value within specified limits.

Element: Sn Seq. No.: 88 AS Loc.: 5 Date: 03/29/2002 Sample ID: LRB uL dispensed: 8 from 36, 5 from 37, 12 from 5 Repl SampleConc/ StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # ug/L / ug/L Signal Area Height Area Height Stored 1 -5.623 J -5.623 -0.001 0.000 0.005 0.017 0.023 15:21:29 No

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