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Sample batch list with IDs, April 12, 2002

Machine-extracted title · confidence 90%

List of sample identifiers and quality control samples processed in a batch on April 12, 2002.

NYC-WTC_000041258–000041281

Folder label: “SN 4/12/02”

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NYC 9/11 Public Portal Document

, Method Name: SnHGA Element: Sn * ' Method Description: Snhga SM3113 B

Date: 04/12/2002 Technique: Furnace Calibration Equation: Calc. Intercept: Linear Wavelength: 286.3 nm Slit Width: 0.70 nm Lamp Current: 30 Energy: 57 Sample Info File: Untitled Results Data Set:

Element: Sn Seq. No.: 6 AS Loc.: 1 Date: 04/12/2002 Sample ID: QCS uL dispensed: 8 from 36, 5 from 37, 12 from 1

Repl SampleConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # ug/L / ug/L Signal Area Height Area Height Stored 1 102.7 / 102.7 0.125 0.126 0.372 0.033 0.078 10:47:06 No QC value within specified limits.

Element: Sn Seq. No.: 7 AS Loc.: 2 Date: 04/12/2002 Sample ID: IPC uL dispensed: 8 from 36, 5 from 37, 12 from 2

Repl SampleConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # ug/L / ug/L Signal Area Height Area Height Stored 1 95.82 / 95.82 0.117 0.118 0.347 0.034 0.085 10:49:42 No QC value within/specified limits.

Element: Sn Seq. No.: 8 AS Loc.: 3 Date: 04/12/2002 Sample ID: CB uL dispensed: 8 from 36, 5 from 37, 12 from 3

Repl SampleConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # ug/L ug/L Signal Area Height Area Height Stored 1 -3.769 -3.769 0.001 0.001 0.005 0.011 0.028 10:52:18 No

Element: Sn Seq. No.: 9 AS Loc.: 4 Date: 04/12/2002 Sample ID: LFB uL dispensed: 8 from 36, 5 from 37, 12 from 4

Repl SampleConc /StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # ug/L / ug/L Signal Area Height Area Height Stored 1 183.5 / 183.5 0.220 0.220 0.620 0.054 0.133 10:54:53 No QC value within/specified limits.

Element: Sn Seq. No.: 10 AS Loc.: 5 Date: 04/12/2002 Sample ID: LRB uL dispensed: 8 from 36, 5 from 37, 12 from 5

Repl SampleConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # ug/L ) ug/L Signal Area Height Area Height Stored 1 -3.265 / -3.265 0.002 0.002 0.004 0.011 0.029 10:57:30 No

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NYC-WTC_000041260Source: NYC Law Department, mirrored locally

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