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Document / 12 pages

DEP document page, Mar 5, 2002

Machine-extracted title · confidence 100%

Cover sheet listing water sample IDs and quality control checks for the March 5, 2002 DEP batch.

NYC-WTC_000086400–000086411

Folder label: “SN 3/5/02”

←Page 2 of 12→
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Scanned page image, NYC-WTC_000086401
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NYC 9/11 Public Portal Document

Element: Sn Seq. No.: 45 AS Loc.: 36 Date: 03/05/2002 Sample ID: Calib Blank pL dispensed: 8 from 36, 5 from 37, 12 from 36

Repl SampleConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # pg/L pg/L Signal Area Height Area Height Stored 1 0.000 0.000 0.007 0.010 0.012 14:28:01 No Auto-zero performed.

Element: Sn Seq. No.: 46 AS Loc.: 38 Date: 03/05/2002 Sample ID: s50 pL dispensed: 17 from 36, 5 from 37, 3 from 38

Repl SampleConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # pg/L pg/L Signal Area Height Area Height Stored 1 0.060 0.060 0.112 0.019 0.026 14:30:37 No Standard number 1 applied. [50.0] Correlation Coefficient: 1.0000 Slope: 0.0012

Element: Sn Seq. No.: 47 AS Loc.: 38 Date: 03/05/2002 Sample ID: slOO pL dispensed: 14 from 36, 5 from 37, 6 from 38

Repl SampleConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # pg/L pg/L Signal Area Height Area Height Stored 1 0.109 0.109 0.214 0.025 0.041 14:33:18 No Standard number 2 applied. [100.0] Correlation Coefficient: 0.9983 Slope: 0.0011

Element: Sn Seq. No.: 48 AS Loc.: 38 Date: 03/05/2002 Sample ID: sl50 pL dispensed: 11 from 36, 5 from 37, 9 from 38

Repl SampleConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # pg/L pg/L Signal Area Height Area Height Stored 1 0.160 0.160 0.321 0.031 0.053 14:36:00 No Standard number 3 applied. [150.0] Correlation Coefficient: 0.9990 Slope: 0.0011

Element: Sn Seq. No.: 49 AS Loc.: 38 Date: 03/05/2002 Sample ID: s200 pL dispensed: 8 from 36, 5 from 37, 12 from 38

Repl SampleConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # pg/L pg/L Signal Area Height Area Height Stored 1 0.206 0.206 0.432 0.040 0.072 14:38:41 No The calibration curve may/not^be^linear. Standard number 4 applied. [200.01 Correlation Coefficient: I 0.9989 / Slope: 0.0010

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NYC-WTC_000086401

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NYC-WTC_000086401Source: 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 8, 2002.

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DEP sample batch list, Feb 19 2002 · Box DEP Box 66

NYC-WTC_000086033

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

1 shared topics · Same agency, volume and box · similarity 0.996

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