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Method 200.8 summary report, Dec 18 2001

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Summary report of Method 200.8 analysis results for multiple analytes including beryllium, chromium, and manganese from December 18, 2001.

NYC-WTC_000067008–000067059

Folder label: “12/18/01 NEWQ 28430-28597 copies made

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NYC 9/11 Public Portal Document

Method 200.8 - Summary Report Sample ID: QCS Sample Date/Time: Tuesday, December 18, 2001 11:48:36 Sample Type: Sample Sample Description: 100 PPB Number of Replicates: 3 Batch ID: Method File: d:\Elandata\Method\NEWQ200.8.mth Dataset File: d:\Elandata\Dataset\daily performance\QCS.1012 Sample Prep Volume (mb): Initial Sample Quantity (mg): Aliquot Volume (ml): Diluted To Volume (mb):

Concentration Results Analyte Mass Meas. Intens. Mean Meas. Intens. RSD Net Intens. Mean Cone. Mean Cone. RSD Sample Unit r Be 9 36890.616 1.758 0.070 103.30944 2.85 ug/L i> Sc-1 45 528527.333 1.530 528527.333 ug/L I Cr 52 1034022.700 2.311 1.938 102.69996 0.82 ug/L I Cr 53 125469.987 2.047 0.236 104.28970 2.03 ug/L I Mn 55 1518487.083 2.920 2.872 103.70188 2.48 ug/L I Ni 60 310699.975 4.564 0.588 108.04094 6.10 ug/L I Cu 63 675180.812 2.488 1.273 101.38894 3.06 ug/L L Cu 65 332226.866 0.907 0.626 103.13952 2.32 ug/L r Zn 66 194962.847 2.537 1.791 101,40140 4.27 ug/L I Zn 67 35139.538 2.774 0.323 99.90946 1.22 ug/L I Zn 68 147168.004 2.763 1.353 102.73943 4.82 ug/L i> Ge 72 107725.956 2.979 107725.956 ug/L I As 75 234622.793 3.303 2.177 104.54800 4.65 ug/L I Se 77 19512.178 0.652 0.180 103.65080 2.39 ug/L L Se 82 26426.709 3.878 0.244 105.51729 6.50 ug/L r Ag 107 1348615.048 2.820 0.802 98.75367 5.77 ug/L i> In 115 1682908.276 3.540 1682908.276 ug/L Sb 121 1128886.702 1.183 0.671 99.55334 4.24 ug/L L Sb 123 896192.796 1.216 0.533 100.17988 2.38 ug/L r Ba 135 385323.829 2.173 0.131 98.00508 2.72 ug/L I Ba 137 660835.412 2.182 0.224 95.76002 2.18 ug/L I: Ho 165 2940242.221 1.250 2940242.221 ug/L I Tl 205 4388711.304 1.617 1.493 101.66559 1.77 ug/L L Pb 208 5451848.796 2.230 1.851 97.83191 2.92 ug/L

Sample ID: QCS Report Date/Time: Tuesday, December 18, 2001 11:50:07 Page 1

NYC-WTC_000067020

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NYC-WTC_000067020Source: NYC Law Department, mirrored locally

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