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Laboratory sample list, DEP Box 24, May 21, 2002

Machine-extracted title · confidence 95%

List of analytical sample IDs and quality control checks processed by the Department of Environmental Protection on May 21, 2002.

NYC-WTC_000042019–000042042

Folder label: “SN 5/21/02”

←Page 16 of 24→
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NYC 9/11 Public Portal Document

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

Date: 05/21/2002 Technique: Furnace Calibration Equation: Calc. Intercept: Linear Wavelength: 286.3 nm Slit Width: 0.70 nm Lamp Current: 20 Energy: 48 Sample Info File: Untitled Results Data Set:

Element: Sn Seq. No.: 77 AS Loc.: 6 Date: 05/21/2002 Sample ID: 12094 uL dispensed: 8 from 36, 5 from 37, 12 from 6

Repl SampleConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # ug/L ug/L Signal Area Height Area Height Stored 1 -12.15 -12.15 -0.006 -0.003 0.009 0.015 0.032 14:43:56 No

Element: Sn Seq. No.: 78 AS Loc.: 6 Date: 05/21/2002 Sample ID: 12094 uL dispensed: 5 from 36, 5 from 37, 3 from 38, 12 from 6

Repl SampleConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # ug/L 9 Ag/L Signal Area Height Area Height Stored 1 35.61 / 35.61 0.043 0.046 0.120 0.022 0.041 14:46:43 No Recovery is 71.2% outside of specified limits)

Element: Sn Seq. No.: 79 AS Loc.: 6 Date: 05/21/2002 Sample ID: 12094 uL dispensed: 16 from 36, 5 from 37, 4 from 6

Repl SampleConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # ug/L ug/L Signal Area Height Area Height Stored 1 -22.49 -7.497 -0.001 0.002 0.011 0.011 0.031 14:49:21 No

Element: Sn Seq. No.: 80 AS Loc.: 6 Date: 05/21/2002 Sample ID: 12094 uL dispensed: 13 from 36, 5 from 37, 3 from 38, 4 from 6

Repl SampleConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # ug/L > ug/L Signal Area Height Area Height Stored 1 126.5 , . 42.16 0.050 0.053 0.141 0.016 0.039 14:52:07 No Recovery is 84.3 (outside of specified limits)

Element: Sn Seq. No.: 81 AS Loc.: 7 Date: 05/21/2002 Sample ID: 12094dup uL dispensed: 8 from 36, 5 from 37, 12 from 7

Repl SampleConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # ug/L ug/L Signal Area Height Area Height Stored 1 -7.008 -7.008 -0.001 0.003 0.010 0.013 0.028 14:54:47 No

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NYC-WTC_000042034

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NYC-WTC_000042034Source: NYC Law Department, mirrored locally

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