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Document / 26 pages

Sample batch list with IDs, March 29, 2002

Machine-extracted title · confidence 90%

List of sample identifiers and quality control samples processed in a batch on March 29, 2002.

NYC-WTC_000041205–000041230

Folder label: “SN 3/29/02”

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NYC 9/11 Public Portal Document

Method Name: SnHGA Element: Sn Method Description: Snhga SM3113 B

Date: 03/29/2002 Technique: Furnace Calibration Equation: Calc. Intercept: Linear Wavelength: 286.3 nm Slit Width: 0.70 nm Lamp Current: 30 Energy: 55 Sample Info File: Untitled Results Data Set:

Element: Sn Seq. No.: 1 AS Loc.: 36 Date: 03/29/2002 Sample ID: Calib Blank uL dispensed: 8 from 36, 5 from 37, 12 from 36

Repl SampleConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # ug/L ug/L Signal Area Height Area Height Stored 1 0.002 0.002 0.006 0.011 0.023 10:23:04 No Auto-zero performed.

Element: Sn Seq. No.: 2 AS Loc.: 38 Date: 03/29/2002 Sample ID: s50 uL dispensed: 17 from 36, 5 from 37, 3 from 38

Repl SampleConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # ug/L ug/L Signal Area Height Area Height Stored 1 0.062 0.064 0.166 0.023 0.038 10:25:40 No Standard number 1 applied. [50.0] Correlation Coefficient: 1.0000 • Slope: 0.0012

Element: Sn Seq. No.: 3 AS Loc.: 38 Date: 03/29/2002 Sample ID: slOO uL dispensed: 14 from 36, 5 from 37, 6 from 38

Repl SampleConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # ug/L ug/L Signal Area Height Area Height Stored 1 0.116 0.118 0.319 0.032 0.060 10:28:22 No Standard number 2 applied. [100.0] Correlation Coefficient: 0.9994 Slope: 0.0012

Element: Sn Seq. No.: 4 AS Loc.: 38 Date: 03/29/2002 Sample ID: sl50 uL dispensed: 11 from 36, 5 from 37, 9 from 38

Repl SampleConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # ug/L ug/L Signal Area Height Area Height Stored 1 0.173 0.176 0.459 0.042 0.087 10:31:03 No Standard number 3 applied. [150.0] Correlation Coefficient: 0.9997 Slope: 0.0011

Element: Sn Seq. No.: 5 AS Loc.: 38 Date: 03/29/2002 Sample ID: s200 uL dispensed: 8 from 36, 5 from 37, 12 from 38

Repl SampleConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # ug/L ug/L Signal Area Height Area Height Stored 1 0.213 /0.216 0.543 0.053 0.109 10:33:44 No The calibration curve may not be linear. Standard number 4 applied. [200.0] / Correlation Coefficient: 0.9976 ./ Slope: 0.0011

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NYC-WTC_000041206Source: NYC Law Department, mirrored locally

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