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Document / 24 pages

DEP batch record cover sheet, Feb 22, 2002

Machine-extracted title · confidence 100%

Cover sheet listing water sample IDs and quality control checks for the February 22, 2002 DEP batch.

NYC-WTC_000086095–000086118

Folder label: “SN 2/22/02”

←Page 10 of 24→
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NYC 9/11 Public Portal Document

Element: Sn Seq. No.: 49 AS Loc.: 3 Date: 02/22/2002 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 ,/ pg/L Signal Area Height Area Height Stored 1 -8.659 '' -8.659 -0.006 0.000 0.006 0.026 0.014 12:27:48 No

Element: Sn Seq. No.: 50 AS Loc.: 27 Date: 02/22/2002 Sample ID: 3179dup pL 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 -5.972 J -5.972 -0.003 0.002 0.006 0.033 0.022 12:30:27 No

Element: Sn Seq. No.: 51 AS Loc.: 27 Date: 02/22/2002 Sample ID: 3179dup pL dispensed: 5 from 36, 5 from 37, 3 from 38, 12 from 27

Repl SampleConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # pg/L pg/L Signal Area Height Area Height Stored 1 41.42 41.42 0.044 0.049 0.133 0.036 0.023 12:33:15 No Recovery is 82.8% (outs4de of specified limits)

Element: Sn Seq. No.: 52 AS Loc.: 27 Date: 02/22/2002 Sample ID: 3179dup pL dispensed: 16 from 36, 5 from 37, 4 from 27 Repl SampleConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # pg/L , pg/L Signal Area Height Area Height Stored 1 -24.46 / -8.152 -0.005 0.000 0.008 0.030 0.018 12:35:57 No

Element: Sn Seq. No.: 53 AS Loc.: 27 Date: 02/22/2002 Sample ID: 3179dup pL dispensed: 13 from 36, 5 from 37, 3 from 38, 4 from 27 Repl SampleConc StndConc /B:ilnkCorr Peak Peak Bkgnd Bkgnd Time Peak # pg/L pg/L / :Signal Area Height Area Height Stored 1 131.8 0.046 0.052 0.137 0.036 0.022 12:38:43 No Recovery is 87.8%

Element: Sn Seq. No.: 54 AS Loc.: 28 Date: 02/22/2002 Sample ID: 3180 pL dispensed: 8 from 36, 5 from 37, 12 from 28 Repl SampleConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # pg/L pg/L Signal Area Height Area Height Stored 1 -7.103 -7.103 -0.004 0.001 0.010 0.035 0.020 12:41:26 No

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NYC-WTC_000086104

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NYC-WTC_000086104Source: NYC Law Department, mirrored locally

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Document listing sample IDs and quality control checks for water analysis batches processed by the Department of Environmental Protection on February 19, 2002.

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DEP sample batch list, Feb 8 2002 · Box DEP Box 66

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