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Document / 16 pages

Elemental analysis lab report, January 3, 2002

Machine-extracted title · confidence 75%

DEP laboratory report documenting elemental analysis results for multiple samples with quality control checks, blank corrections, and concentration measurements dated January 3…

NYC-WTC_000083964–000083979

Folder label: “SN 1/3/02”

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NYC 9/11 Public Portal Document

Element: Sn Seq. No.: 97 AS Loc.: 2 Date: 01/03/2002 Sample ID: IPC pL dispensed: 8 from 36, 5 from 37, 12 from 2

Repl SanX 'on StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # pg/L pg/L Signal Area Height Area Height Stored 1 90.'93 90.93 0.031 0.033 0.077 0.024 0.018 14:53:26 No QC value 'iithin ’ecified limits .

Element: Sn Seq. No.: 98 AS Loc.: 3 Date: 01/03/2002 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/i-Ti—pg/L Signal Area Height Area Height Stored 1 Y6.'67iy -6.671 -0.002 0.001 0.003 0.016 0.016 14:56:02 No

Element: Sn Seq. No.: 99 AS Loc.: 31 Date: 01/03/2002 Sample ID: 30014 pL dispensed: 8 from 36, 5 from 37, 12 from 31

Repl SampleConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # pg/L pg/L Signal Area Height Area Height Stored 1 -6.993 -6.993 -0.002 0.001 0.004 0.023 0.017 14:58:44 No

Element: Sn Seq. No. : 100 AS Loc.: 32 Date: 01/03/2002 Sample ID: 30015 pL dispensed: 8 from 36, 5 from 37, 12 from 32

Repl SampleConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # pg/L pg/L Signal Area Height Area Height Stored 1 -4.321 -4.321 -0.001 0.001 0.003 0.022 0.018 15:01:27 No

Element: Sn Seq. No.: 101 AS Loc.: 33 Date: 01/03/2002 Sample ID: 30021 pL dispensed: 8 from 36, 5 from 37, 12 from 33

Repl SampleConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # pg/L pg/L Signal Area Height Area Height Stored 1 -9.697 -9.697 -0.003 0.000 0.005 0.023 0.018 15:04:08 No

Element: Sn Se4. No.: 102 AS Loc.: 34 Date: 01/03/2002 Sample ID: 30022 pL dispensed: 8 from 36, 5 from 37, 12 from 34

Repl SampleConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # pg/L pg/L Signal Area Height Area Height Stored 1 -6.205 -6.205 -0.002 0.001 0.004 0.019 0.015 15:06:48 No

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NYC-WTC_000083967

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NYC-WTC_000083967Source: NYC Law Department, mirrored locally

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