Antimony lab results, DEP Box 59, Oct 2001

NYC 9/11 Public Portal Document sss=ss5Ss = s:sssBs==ssBss:s3&sssssssBs:=sssssssssssBBsss = s:sssss5sssssBs=as8Bss:ssaxssss:sBS3 = ssass:s:s8Sssa==sss=ss:8s = ss

Element: Sb Seq. No.: 14 AS Loc.: 6 Date: 10/10/2001 Bai^ple ID: 24145 fill dispensed: 10 from 36, 5 from 37, 20 from 6

Repl SampleConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # /xg/L._2\ ;xg/L Signal Area Height Area Height Stored 1 /f:4684’ 0.4684 0.003 0.001 0.011 0.016 0.017 11:00:01 No

SSBSSSSBSBBBSSSBBBBBSSBSBSBSSBBSBBSBSBSSBi :B: (SiaSBSSS88SSSS8SSS8SS888SSSB8S8SS8S888S8B888

Element: Sb Seq. No.: 15 AS Loc.: 6 Date: 10/10/2001 San^le ID: 24145 /xL dispensed: 5 from 37, 10 from 38, 20 from 6

Repl San^^O SfendConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # Signal Area Height Area Height Stored 1 .658 X6.658 0.024 0.022 0.025 0.007 0.014 11:02:38 No Recovery i' 6r.9%* lutBide of specified limits)

8SBS8S8BBS88:

Element: Sb Seq. No.: 16 AS Loc.: 6 Date: 10/10/2001 Sample ID: 24145 /xL dispensed: 25 from 36, 5 from 37, 5 from 6

Repl SampleConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # Signal Area Height Area Height Stored 5.03 1.259 0.006 0.004 0.012 0.016 0.017 11:05:17 No

:BSSSBSBBBBSBSSBS8BSSS8BSBSSB:

Element: Sb Seq. No.: 17 AS Loc.: 6 Date: 10/10/2001 Sample ID: 24145 gL dispensed: 15 from 36, 5 from 37, 10 from 38, 5 from 6

Repl San^leConc StodConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # /tgZ£i— Pfe/L signal Area Height Area Height Stored 1 29.32 Ys 7.329 0.026 0.024 0.022 0.021 0.017 11:08:04 No Recovery ito 60.7%)( side of specified limits)

Element: Sb Seq.''No.: 18 AS Loc.: 7 Date: 10/10/2001 San^Jle ID: 24145dup gL dispensed: 10 from 36, 5 from 37, 20 from 7

Repl SanjjleConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # fe/L fig/h Signal Area Height Area Height Stored 1 \ 0.3324) 0.3324 0.002 0.000 0.012 0.021 0.019 11:10:44 No

Element: Sb Seq. No.: 19 AS Loc.: 8 Date: 10/10/2001 Sample ID: 24395 gL dispensed: 10 from 36, 5 from 37, 20 from 8

Repl Sanjjl^onc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # fig/Tj Signal Area Height Area Height Stored 1 \0.5229\ 0.5229 0.003 0.001 0.013 0.014 0.018 11:13:26 No

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NYC-WTC_000064875