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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 4 of 24→
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NYC 9/11 Public Portal Document

Element: Sn Seq. No.: 13 AS Loc.: 3 Date: 05/21/2002 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 -10.44 1 -10.44 -0.004 -0.001 0.010 0.009 0.031 11:08:24 No

Element: Sn Seq. No.: 14 AS Loc.: 4 Date: 05/21/2002 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 1 190.5 V 190.5 0.202 0.205 0.656 0.037 0.101 11:11:01 No QC value within specified limits.

Element: Sn Seq. No.: 15 AS Loc.: 5 Date: 05/21/2002 Sample ID: LRB / uL dispensed: 8 from 36, 5 from 37, 12 from 5

Repl SampleConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak it ug/L J ug/L Signal Area Height Area Height Stored 1 -6.925 • -6.925 -0.001 0.003 0.012 0.011 0.031 11:13:38 No

Element: Sn Seq. No.: 16 AS Loc.: 6 Date: 05/21/2002 Sample ID: 11576 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 -4.973 -4.973 0.001 0.005 0.017 0.017 0.040 11:16:16 No

Element: Sn Seq. No.: 17 AS Loc.: 6 Date: 05/21/2002 Sample ID: 11576 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 ug/L Signal Area Height Area Height Stored 1 31.35 X 31.35 0.039 0.042 0.140 0.021 0.049 11:19:02 No Recovery is 62.7% (outside of specified limits)

Element: Sn Seq. No.: 18 AS Loc.: 6 Date: 05/21/2002 Sample ID: 11576 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 -17.80 -5.933 0.001 0.004 0.010 0.011 0.043 11:21:40 No

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NYC-WTC_000042022

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NYC-WTC_000042022Source: NYC Law Department, mirrored locally

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