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Method 200.8 summary report, Dec 20 2001

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Summary report of Method 200.8 analysis results for multiple analytes including beryllium, chromium, and manganese from December 20, 2001.

NYC-WTC_000067263–000067404

Folder label: “12/20/01 NEWQ 29289-30009 copies made”

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NYC 9/11 Public Portal Document

Method 200.8 - Summary Report Sample ID: AD30009 Sample Date/Time: Thursday, December 20, 2001 18:05:42 Sample Type: Sample Sample Description: Number of Replicates: 3 Batch ID: Method File: d:\Elandata\Method\N EWQ200.8.mth Dataset File: d:\Elandata\Dataset\daily performance\AD30009.1237 Sample Prep Volume (mb): Initial Sample Quantity (mg): 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 17.334 8.813 -0.000 -0.02844 7.68 ug/L I: Se-I 45 693449.500 4.895 693449.500 ug/L I Cr 52 14771.797 5.636 0.007 0.40080 27.19 ug/L I Cr 53 1820.801 4.932 0.002 0.92179 3.86 ug/L I Mn 55 434133.880 2.734 0.626 4.96 ug/L I Ni 60 1470.757 2.076 0.001 0.18851 9.75 ug/L I Cu 63 9031.945 0.872 0.009 0.84541 7.63 ug/L L Cu 65 4254.343 3.373 0.004 0.77316 11.76 ug/L r Zn 66 2268.870 6.834 0.007 0.39353 20.92 ug/L I Zn 67 609.019 5.838 0.003 0.85862 11.09 ug/L I Zn 68 2307.876 4.481 0.010 0.75305 11.44 ug/L I: Ge 72 126864.224 1.962 126864.224 ug/L I As 75 1446.664 4.863 0.010 0.49973 8.06 ug/L I Se 77 229.671 7.646 0.001 0.52042 20.22 ug/L L Se 82 301.340 4.280 0.001 0.41478 15.42 ug/L r Ag 107 270.339 8.678 -0.000 -0.03555 4.50 ug/L In 115 1421543.071 1.772 1421543.071 ug/L rL Sb Sb 121 123 810.031 627.748 8.953 3.898 -0.001 -0.001 -0.22408 ^.22643 3.27 0.87 ug/L ug/L r Ba 135 39930.801 1.373 0.021 13^9.58 2.46 ug/L I Ba 137 70327.723 0.520 0.036 14.00Q11 2.19 ug/L I: Ho 165 1911657.906 2.531 1911657.906 ug/L I Tl 205 336.007 6.741 -0.000 -0.01185 4.74 ug/L L Pb 208 3156.833 4.307 -0.002 -0.09407 3.18 ug/L

Sample ID: AD30009 Report Date/Time: Thursday, December 20, 2001 18:07:14 Page 1

NYC-WTC_000067397

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NYC-WTC_000067397Source: NYC Law Department, mirrored locally

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