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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”

←Page 10 of 13→
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NYC 9/11 Public Portal Document

Element: Sn Seq. No.: 44 AS Loc.: 24 Date: 05/29/2002 Sample ID: 12478 uL dispensed: 8 from 36, 5 from 37, 12 from 24 Repl SampleConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # ug/L ug/L Signal Area Height Area Height Stored 1 -5.002 -5.002 0.001 0.001 0.016 0.015 0.035 12:34:22 No

Element: Sn Seq. No.: 45 AS Loc.: 25 Date: 05/29/2002 Sample ID: 12531 uL dispensed: 8 from 36, 5 from 37, 12 from 25 Repl SampleConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # ug/L ug/L Signal Area Height Area Height Stored 1 -5.600 -5.600 0.000 0.000 0.011 0.011 0.029 12:37:02 No

Element: Sn Seq. No.: 46 AS Loc.: 26 Date: 05/29/2002 Sample ID: 12532 uL dispensed: 8 from 36, 5 from 37, 12 from 26 Repl SampleConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # ug/L ug/L Signal Area Height Area Height Stored 1 -4.712 -4.712 0.001 0.001 0.012 0.009 0.026 12:39:43 No

Element: Sn Seq. No.: 47 AS Loc.: 26 Date: 05/29/2002 Sample ID: 12532 uL dispensed: 5 from 36, 5 from 37, 3 from 38, 12 from 26 Repl SampleConc . StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # ug/L l ug/L Signal Area Height Area Height Stored 1 31.71 X 31.71 0.050 0.050 0.117 0.012 0.035 12:42:30 No Recovery is 63.4%/(outside of specified limits)

Element: Sn Seq. No.: 48 AS Loc.: 26 Date: 05/29/2002 Sample ID: 12532 uL dispensed: 16 from 36, 5 from 37, 4 from 26 Repl SampleConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # ug/L ug/L Signal Area Height Area Height Stored 1 -13.50 -4.499 0.002 0.002 0.013 0.009 0.032 12:45:10 No

Element: Sn Seq. No.: 49 AS Loc.: 26 Date: 05/29/2002 Sample ID: 12532 / uL dispensed: 13 from 36, 5 from 37, 3 from 38, 4 from 26 Repl SampleConc IStndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # ug/L ug/L Signal Area Height Area Height Stored 1 132.5 . 44.17 0.066 0.066 0.145 0.018 0.035 12:47:56 No Recovery is 88.3%

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NYC-WTC_000042053Source: NYC Law Department, mirrored locally

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