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← Document results/DEP Box 66/SN 2/22/02
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 9 of 24→
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NYC 9/11 Public Portal Document

Element: Sn Seq. No.: 43 AS Loc.: 25 Date: 02/22/2002 • Sample ID: 3077 pL dispensed: 8 from 36, 5 from 37, 12 from 25

Repl SampleConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # pg/L pg/L Signal Area Height Area Height Stored 1 -6.598 -6.598 -0.004 0.002 0.008 0.034 0.021 12:11:42 No

Element: Sn Seq. No.: 44 AS Loc.: 26 Date: 02/22/2002 Sample ID: 3179 pL dispensed: 8 from 36, 5 from 37, 12 from 26

Repl SampleConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # pg/L pg/L Signal Area Height Area Height Stored 1 -6.850 -6.850 -0.004 0.002 0.008 0.033 0.019 12:14:22 No

Element: Sn Seq. No.: 45 AS Loc.: 26 Date: 02/22/2002 Sample ID: 3179 pL dispensed: 5 from 36, 5 from 37, 3 from 38, 12 from 26

Repl SampleConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # pg/L pg/L Signal Area Height Area Height Stored 1 41.90 41.90 0.044 0.050 0.138 0.037 0.022 12:17:08 No Recovery is 83.8% (outsid^of specified limits)

Element: Sn Seq. No.: 46 AS Loc.: 26 Date: 02/22/2002 Sample ID: 3179 pL 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 -20.30 -6.766 -0.004 0.002 0.007 0.028 0.017 12:19:46 No

Element: Sn Seq. No.: 47 AS Loc.: 26 Date: 02/22/2002 Sample ID: 3179 pL dispensed: 13 from 36, 5 from 37, 3 from 38, 4 from 26

Repl SampleConc StndConc ilnkCorr Peak Peak Bkgnd Bkgnd Time Peak # pg/L pg/^ /•Signal Area Height Area Height Stored 1 131.6 / 0.046 0.052 0.131 0.035 0.022 12:22:33 No Recovery is 87.8%

Element: Sn Seq. No.: 48 AS Loc.: 2 Date: 02/22/2002 Sair5>le 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 1 103.8 V 103.8 0.106 0.111 0.260 0.042 0.039 12:25:12 No QC value within specified limits.

Page 9

NYC-WTC_000086103

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NYC-WTC_000086103Source: NYC Law Department, mirrored locally

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