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Laboratory sample list, DEP Box 24, May 29, 2002

Machine-extracted title · confidence 95%

List of analytical sample IDs and quality control checks processed by the Department of Environmental Protection on May 29, 2002.

NYC-WTC_000042044–000042056

Folder label: “SN 5/29/02”

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NYC 9/11 Public Portal Document

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

Date: 05/29/2002 Technique: Furnace Calibration Equation: Calc. Intercept: Linear Wavelength: 286.3 nm Slit Width: 0.70 nm Lamp Current: 20 Energy: 44 Sample Info File: Untitled Results Data Set:

Element: Sn Seq. No.: 1 AS Loc.: 36 Date: 05/29/2002 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 0.000 0.000 0.017 0.003 0.032 10:30:23 No Auto-zero performed.

Element: Sn Seq. No.: 2 AS Loc.: 38 Date: 05/29/2002 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 0.077 0.077 0.157 0.013 0.050 10:32:59 No Standard number 1 applied. [50.0] Correlation Coefficient: 1.0000 Slope: 0.0015

Element: Sn Seq. No.: 3 AS Loc.: 38 Date: 05/29/2002 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 0.152 0.152 0.310 0.023 0.057 10:35:41 No Standard number 2 applied. [100.0] Correlation Coefficient: 1.0000 Slope: 0.0015

Element: Sn Seq. No.: 4 AS Loc.: 38 Date: 05/29/2002 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 0.206 0.206 0.436 0.034 0.069 10:38:23 No Standard number 3 applied. [150.0] Correlation Coefficient: 0.9968 Slope: 0.0014

Element: Sn Seq. No.: 5 AS Loc.: 38 Date: 05/29/2002 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 0.268 , 0.268 0.557 0.039 0.083 10:41:04 No The calibration curve may not be line.ar. Standard number 4 applied. [200.0] / Correlation Coefficient: 0.9974 / Slope: 0.0013

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NYC-WTC_000042045Source: NYC Law Department, mirrored locally

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