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Laboratory sample list, DEP Box 24, May 15, 2002

Machine-extracted title · confidence 90%

Multi-page laboratory sample list from the May 15, 2002 SN folder containing IDs and QC checks.

NYC-WTC_000041993–000042017

Folder label: “SN 5/15/02”

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NYC 9/11 Public Portal Document

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

Date: 05/15/2002 Technique: Furnace Calibration Equation: Calc. Intercept: Linear Wavelength: 286.3 nm Slit Width: 0.70 nm Lamp Current: 20 Energy: 53 Sample Info File: Untitled Results Data Set:

Element: Sn Seq. No.: 1 AS Loc.: 36 Date: 05/15/2002 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 0.009 0.027 10:20:38 No Auto-zero performed.

Element: Sn Seq. No.: 2 AS Loc.: 38 Date: 05/15/2002 Sample ID: s50 uL dispensed: 17 from 36, 5 from 37, 3 from 38

Repl SampleConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # pg/L ug/L Signal Area Height Area Height Stored 1 0.070 0.072 0.155 0.020 0.041 10:23:15 No Standard number 1 applied. [50.0] Correlation Coefficient: 1.0000 Slope: 0.0014

Element: Sn Seq. No.: 3 AS Loc.: 38 Date: 05/15/2002 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 0.149 0.151 0.317 0.030 0.056 10:25:56 No Standard number 2 applied. [100.0] Correlation Coefficient: 0.9993 Slope: 0.0015

Element: Sn Seq. No.: 4 AS Loc.: 38 Date: 05/15/2002 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 0.207 0.209 0.441 0.037 0.064 10:28:37 No Standard number 3 applied. [150.0] Correlation Coefficient: 0.9982 Slope: 0.0014

Element: Sn Seq. No.: 5 AS Loc.: 38 Date: 05/15/2002 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 0.269 0.271 0.567 0.046 0.080 10:31:20 No Standard number 4 applied. [200.0] I Correlation Coefficient: 0.9984 V Slope: 0.0014

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NYC-WTC_000041994

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NYC-WTC_000041994Source: NYC Law Department, mirrored locally

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