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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.: 132 AS Loc.: 2 Date: 01/03/2002 Sample ID: IPC pL dispensed: 8 from 36, 5 from 37, 12 from 2

Repl SamjSlfeCon StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # pg/p pg/L Signal Area Height Area Height Stored 1 87.46 87.46 0.029 0.032 0.077 0.024 0.020 16:29:49 No QC out of ^imits. / QC will be repeated based on Retry setting.

Element: Sn Seq. No.: 133 AS Loc.: 2 Date: 01/03/2002 Sample ID: IPC pL dispensed: 8 from 36, 5 from 37, 12 from 2

Repl Samp-psCo StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # p^l' ' pg/L Signal Area Height Area Height Stored 1 I 96.26 96.26 0.032 0.035 0.079 0.025 0.019 16:32:27 No QC value\within pecified limits.

Element: Sn Seq. No.: 134 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 # p-g/^x^—pg/L Signal Area Height Area Height Stored 1 8 69 > -9.869 -0.003 0.000 0.004 0.017 0.019 16:35:03 No

Element: Sn Seq. No.: 135 AS Loc.: 4 Date: 01/03/2002 Sample ID: LFB pL dispensed: 8 from 36, 5 from 37, 12 from 4

Repl Sa^ inc BlnkCorr StndConc Peak Peak Bkgnd Bkgnd Time Peak # fJgZL pg/LSignal Area Height Area Height Stored 1 230.1 230.1 0.077 0.079 0.178 0.026 0.029 16:37:39 No Sample a sorbancia is greater than that of the highest standard. QC out o SU-mits/< QC will be repeated based on Retry setting.

Element: Sn Seq. No.: 136 AS Loc.: 4 Date: 01/03/2002 Sample ID: LFB pL dispensed: 8 from 36, 5 from 37, 12 from 4

Repl Sami Pit StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # Pj pg/L Signal Area Height Area Height Stored 1\87.7 187.7 0.063 0.065 0.161 0.029 0.025 16:40:16 No QC value ithin specified limits.

Element: Sn Seq. No.: 137 AS Loc.: 5 Date: 01/03/2002 Sample ID: LRB pL dispensed: 8 from 36, 5 from 37, 12 from 5

Repl SampleConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # pg/L Signal Area Height Area Height Stored 1 -8.695 -8.695 -0.002 0.000 0.005 0.017 0.015 16:42:53 No

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NYC-WTC_000083974

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NYC-WTC_000083974Source: NYC Law Department, mirrored locally

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