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← Document results/DEP Box 63/20 April 4, 2002 NEWQ AE05965 - AE06336
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Water metal analysis results, April 4, 2002

Machine-extracted title · confidence 95%

Laboratory report from Westchester County Dept of Labs and Research detailing Method 200.8 metal concentrations in water samples dated April 4, 2002.

NYC-WTC_000078151–000078232

Folder label: “20 April 4, 2002 NEWQ AE05965 - AE06336”

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NYC 9/11 Public Portal Document

WESTCHESTER COUNTY DEPT OF LABS AND RESEARCH Method 200.8 - Summary Report Sample ID: CeV STD1 30PPB Sample Date/TIme: Thursday, April 04, 2002 15:02:15 Sample Type: Sample Sample Description: Number of Replicates: 3 Method File: d:\elandata\Method\NEWQ200.8.mth Dataset File: d:\elandata\Dataset\NEWQ\NEWQ\CCV STD1 30 PPB.238 Aliquot Volume (ml): Diluted To Volume (mL):

Concentration Results Analyte Mass Meas. Intens. Mean Meas. Intens. RSD Net Intens. Mean Cone. Mean Cone. RSD Sample Unit r Be 9 12782.445 2.490 0.028 30.72000 5.29 ug/L 1> Sc-1 45 460086.587 3.055 460086.587 ug/L Cr 52 267355.646 3.439 0.566 29.70124 4.77 ug/L I Cr 53 32333.061 1.449 0.069 29.91619 3.51 ug/L I Mn 55 435608.050 3.692 0.945 29.67027 2.27 ug/L I Ni 60 68492.441 4.706 0.149 29.91487 6.32 ug/L I Cu 63 158431.658 1.283 0.344 29.96176 3.48 ug/L L Cu 65 76668.793 4.466 0.187 29.35772 7.51 ug/L r Zn 66 50685.246 4.286 0.558 30.65684 5.49 ug/L I Zn 67 8746.295 2.508 0.096 30.28648 4.09 ug/L I Zn 68 36621.984 0.718 0.403 30.84183 2.88 ug/L i> Ge 72 90067.068 2.659 90067.068 ug/L I As 75 56566.305 3.404 0.626 29.91655 4.31 ug/L 1 Se 77 4959.071 4.868 0.054 31.14027 2.32 ug/L L Se 82 6911.031 4.000 0.075 30.77261 4.14 ug/L r Ag 107 320622.905 1.120 0.248 30.64118 3.37 ug/L i> In 115 1292229.438 4.293 1292229.438 ug/L I Sb 121 255614.756 2.484 0.198 29.68532 2.21 ug/L L Sb 123 196684.842 1.534 0.152 30.04541 5.98 ug/L r Ba 135 77793.300 2.076 0.044 30.37046 1.24 ug/L I Ba 137 139426.073 3.749 0.079 30.62379 4.13 ug/L |> Ho 165 1764090.245 3.286 1764090.245 ug/L I Tl 205 747676.701 1.788 0.424 31.37619 3.53 ug/L L Pb 208 982849.273 2.816 0.557 30.86305 6.11 ug/L

QC Calculated Values Analyte Mass QC Std % Recovery Int Std % Recovery Spike % Recovery Dilution % Diff Dup. Rei. % Diff r Be 9 i> Se-I 45 89.293 Cr 52 Cr 53 Mn 55 Ni 60 Cu 63 L Cu 65

Sample ID: CeV STD1 30PPB Report Date/Time: Thursday, April 04, 2002 15:10:36 Page 1

NYC-WTC_000078227

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NYC-WTC_000078227Source: NYC Law Department, mirrored locally

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