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← Document results/DEP Box 63/19 April 4, 2002 NEWQ AE05851 - AE05918
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Water metal analysis results, April 4, 2002

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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_000078102–000078149

Folder label: “19 April 4, 2002 NEWQ AE05851 - AE05918

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NYC 9/11 Public Portal Document

WESTCHESTER COUNTY DEPT OF LABS AND RESEARCH Method 200.8 - Summary Report Sample ID: LFB 50 PPB Sample Date/Time: Thursday, April 04, 2002 10:22:49 Sample Type: Sample Sample Description: Number of Replicates: 3 Method File: d:\elandata\Method\NEWQ200.8.mth Dataset File: d:\elandata\Dataset\NEWQ\NEWQ\LFB 50 PPB. 180 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 17270.232 1.989 0.043 51.82639 4.94 ug/L i> Se-I 45 404681.558 4.395 404681.558 ug/L 1 Cr 52 396114.536 3.882 0.964 51.26647 1.77 ug/L 1 Cr 53 47314.737 3.897 0.116 51.64843 0.62 ug/L I Mn 55 637052.160 5.832 1.571 52.81347 2.66 ug/L I Ni 60 102343.533 5.126 0.253 55.13305 0.81 ug/L I Cu 63 232939.442 3.402 0.576 56.52335 4.51 ug/L L Cu 65 113565.360 2.518 0.281 56.10693 6.76 ug/L r Zn 66 75578.727 4.612 0.947 54.87019 7.66 ug/L I Zn 67 12850.545 3.520 0.161 52.01084 5.81 ug/L I Zn 68 53870.783 3.136 0.674 51.43707 5.28 ug/L i> Ge 72 79389.486 3.113 79389.486 ug/L I As 75 85189.621 3.262 1.072 51.90499 2.54 ug/L 1 Se 77 7069.154 3.413 0.088 50.75043 1.74 ug/L L Se 82 9758.346 6.358 0.121 53.55186 4.76 ug/L r Ag 107 476030.156 4.404 0.406 50.97512 5.69 ug/L i> In 115 1170532.443 2.832 1170532.443 ug/L I Sb 121 399835.233 0.891 0.342 48.98239 3.07 ug/L L Sb 123 305793.478 2.594 0.261 48.08236 5.05 ug/L r Ba 135 118360.894 3.224 0.071 44.21468 3.34 ug/L I Ba 137 211492.302 5.272 0.128 45.77983 2.10 ug/L |> Ho 165 1658770.590 6.518 1658770.590 ug/L I Tl 205 1113322.509 5.310 0.671 48.32972 , 2.35 ug/L L Pb 208 1473028.656 1.185 0.890 47.03639 / 7.67 ug/L

QC Calculated Values Analyte Mass QC Std % Recovery Int Std % Recovery Spike % Recovery Dilution % Diff Dup. Rei. % Diff r Be 9 i> Sc-1 45 75.836 Cr 52 Cr 53 Mn 55 Ni 60 Cu 63 L Cu 65

Sample ID: LFB 50PPB Report Date/Time: Thursday, April 04, 2002 10:35:23 Page 1

NYC-WTC_000078116

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NYC-WTC_000078116Source: NYC Law Department, mirrored locally

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