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Method 200.8 summary report, Dec 12 2001

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Summary report of Method 200.8 analysis results for multiple analytes including beryllium, chromium, and nickel from December 12, 2001.

NYC-WTC_000066921–000067006

Folder label: “NEWQ 12/12/01 28043-28429 copies made

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NYC 9/11 Public Portal Document

Method 200.8 - Summary Report Sample ID: STD Sample Date/Time: Wednesday, December 12, 2001 16:37:58 Sample Type: Sample Sample Description: 120 PPB Number of Replicates: 3 Batch ID: Method File: d:\Elandata\Method\NEWQ200.8.mth Dataset File: d:\Elandata\Dataset\daily performance\STD.524 Sample Prep Volume (mL): 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 100302.661 0.928 0.079 122.33191 0.67 ug/L I: Se-I 45 1262334.488 0.448 1262334.488 ug/L I Cr 52 2873999.520 0.393 2.255 122.09574 0.75 ug/L I Cr 53 337388.692 0.392 0.267 120.59194 0.68 ug/L I Mn 55 4772975.492 0.820 3.780 122.97399 0.70 ug/L I Ni 60 853102.634 0.534 0.675 119.91434 0.40 ug/L I Cu 63 1879866.724 1.774 1.485 121.84163 1.53 ug/L L Cu 65 902774.289 1.392 0.713 121.58838 1.13 ug/L r Zn 66 552528.892 0.467 2.472 120.80877 0.51 ug/L I Zn 67 96471.836 1.036 0.432 120.50662 0.43 ug/L I Zn 68 398342.124 0.479 1.781 120.39516 0.82 ug/L I: Ge 72 222004.671 0.794 222004.671 ug/L I As 75 546022.977 0.967 2.460 120.71223 0.24 ug/L I Se 77 50013.370 0.936 0.224 120.49151 0.87 ug/L L Se 82 66601.079 0.756 0.299 120.80389 1.41 ug/L r Y 89 2911188.938 0.225 -0.010 ug/L I Ag 107 3033574.274 0.768 1.031 119.87679 0.82 ug/L In 115 2939862.925 0.070 2939862.925 ug/L I Sb 121 1965089.725 0.877 0.668 118.07082 0.81 ug/L L Sb 123 1526539.808 1.328 0.519 119.72431 1.28 ug/L r Ba 135 659427.259 1.325 0.165 120.90922 1.02 ug/L I Ba 137 1140199.128 1.375 0.286 118.87789 1.09 ug/L I Tb 159 3913325.688 0.914 -0.003 ug/L I: Ho 165 3982788.763 0.425 3982788.763 ug/L I Bi 209 2809421.670 1.514 0.002 ug/L I Tl 205 7841083.294 0.550 1.969 121.93168 0.88 ug/L I Pb 208 10258412.862 1.202 2.573 121.33989 1.62 ug/L L Au 197 1822485.644 0.882 -0.039 / mg/L

Sample ID: STD Report Date/Time: Wednesday, December 12, 2001 16:39:42 Page 1

NYC-WTC_000066971

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