Arsenic lab results, WTC samples, Nov 12 2001

NYC 9/11 Public Portal Document

' Element: As AS Doc.: 3 Date: 11/12/2001 'Sample. ID: cb (111 dispensed: 10 from 36, 5 from 37, 20 from 3

Repl SampleConc StndConc BlnkCorr Peak Bkgnd Time Peak # gg/L g/L Signal Area Area Stored 1 -1.290 -1.290 0.000 0.000 0.017 10:22:46 No

SSt=8S8SesS3SSS8BS83B8BBSa&3B&3B8S:&8BS8SS&ES8S88BZ5XSBSBSS3&SBBSBSB8BSSSCSSSSSSBBSSSBZ=8tSBSS= SSS8SSaBaSSSBSSSSBB

Element: As AS Loc.: 4 Date: 11/12/2001 Sample ID: Ifb IiIj dispensed: 10 from 36, 5 from 37, 20 from 4

Repl SampleConc StndConc BlnkCorr Peak Bkgnd Time Peak # gg/L gg/L Signal Area Area Stored 1 37.62 , 37.62 0.206 0.206 0.036 10:25:23 No QC value within specified limits.

Element: As AS hoc.: 5 Date: 11/12/2001 San^le ID: Irb fili dispensed: 10 from 36, 5 from 37, 20 from 5

Repl SampleConc StndConc BlnkCorr Peak Bkgnd Time Peak # gg/L //ig/L Signal Area Area Stored 1 -0.848 / -0.848 0.002 0.003 0.018 10:28:00I No

Element: As AS hoc.: 6 Date: 11/12/2001 Sample ID: 26829 /xL dispensed: 10 from 36, 5 from 37, 20 from 6

Repl SampleConc StndConc BlnkCorr Peak Bkgnd Time Peak # /ig/L /ig/L Signal Area Area Stored 1 -0.247 -0.247 0.006 0.006 0.021 10:30:40I No

Element: As AS Loc..: 6 Date: 11/12/2001 Sample ID; 26829 Illi dispensed: 5 from 37, 10 from 38, 20 from 6

Repl SampleConc StndConc BlnkCorr Peak Bkgnd Time Peak # pg/L gg/L Signal Area Area Stored 1 18.52 .52 0.105 0.105 0.026 10:33:16 No Recovery is 92.6%

8B88888Ba88B88B888BB88B8B888B8B88SS8B88BBB8B8888B88888B88888SS8888S88B8S8B8S8S8SBS88BB8

Element: As AS hoc.: 7 Date; 11/12/2001 Sample ID: 26829dup fili dispensed: 10 from 36, 5 from 37, 20 from 7

Repl SampleConc StndConc BlnkCorr Peak ■ Bkgnd Time Peak # ngfh 1^9/^ Signal Area Area Stored 1 -0.720 -0.720 0.003 0.003 0.022 10:35:57 No

Page 4

NYC-WTC_o6OO65781