Arsenic lab results, WTC samples, Nov 12 2001

NYC 9/11 Public Portal Document SBSBBSBBBBSBBBBBSBBBBSBBBBSBBBB-aBSSBBBSBBBBBBBBBBBBBBBBBSBBSBSSBBBBBBBBSBBBBBBBBBaBBBBB ' Elemeijt: As AS Loc.: 13 Date: 11/12/2001 Sample. ID: 26983 liL dispensed: 10 from 36, 5 from 37, 20 from 13

Repl SanpleConc StndConc BlnkCorr Peak Bkgnd Time Peak # Mg/L Mg/L Signal Area Area Stored 1 -0.508 -0.508 0.004 0.005 0.022 10:54:59I No

sasssssasssBszsssssszsBSSssBsss&ssssssssss&sasB&ss&as&ssBasassssssssssscssssssssBssBBssssssassssssBBSBzsaBssasssssass

Element: As AS Loc.: 2 Date: 11/12/2001 Sanple ID: ipc lih dispensed: 10 from 36, 5 from 37, 20 from 2

Repl SampleConc , StndConc BlnkCorr Peak Bkgnd Time Peak # gg/L / gg/L Signal Area Area Stored 1 19.53/ 19.53 0.110 0.111 0.030 10:57:40 No QC value within specified limits.

BBBBBBBBBaBaBBSBaBaaBBBBBaaBBBBBBBBBBBBBaaBBBBBaBBBaBaBBaBBBSaBBBSaaSBBBBBBBaaBBBaBBBBB Element: As AS hoc.: 3 Date: 11/12/2001 Saitple ID: cb /iL dispensed: 10 from 36, 5 from 37, 20 from 3

Repl Sait^leConc EtndConc BlnkCorr Peak Bkgnd Time Peak # gg/L /gg/L signal Area Area Stored 1 -1.256 V -1.256 0.000 0.001 0.018 11:00:181 No

BaSBBBaBBBBaaBBSaBBBSBBBBBBBBBBaBaBBaBBaaaaBaBaaBBSaaBasBBaBBBBBBBBaBBaBaBBBSaBBBBSBBaa Element: As AS Loc.: 14 Date: 11/12/2001 Sanple ID: 26984 gL dispensed: 10 from 36, 5 from 37, 20 from 14

Repl SanpleConc StndConc BlnkCorr Peak Bkgnd Time Peak # Mg/i^ Mg/i* Signal Area Area Stored 1 -0.787 -0.787 0.003 0.003 0.021 11:03:00I No

Element: As AS Loc.: 15 Date: 11/12/2001 Sample ID: 26985 Illi dispensed: 10 from 36, 5 from 37, 20 from 15

Repl SanpleConc StndConc BlnkCorr Peak Bkgnd Time Peak # /ig/L Mg/L Signal Area Area Stored 1 -0.587 -0.587 0.004 0.004 0.023 11:05:46: No

Element: As AS Loc.: 16 Date: 11/12/2001 Sample ID: 26986 IJLli dispensed: 10 from 36, 5 from 37, 20 from 16

Repl SampleConc StndConc BlnkCorr Peak Bkgnd Time Peak # ^g/L Mg/L Signal Area Area Stored 1 -0.582 -0.582 0.004 0.004 0.021 11:08:29I No

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NYC-WTC_000065783