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Method 200.8 summary report, Dec 13 2001

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Summary report of Method 200.8 analysis results for multiple analytes including beryllium and chromium from December 13, 2001.

NYC-WTC_000066601–000066650

Folder label: “12/13/01 NEWQ 27826-27957 ALL ANALYTES copies made

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NYC 9/11 Public Portal Document

Method 200.8 - Summary Report Sample ID: LFB Sample Date/Time: Thursday, December 13, 2001 16:32:56 Sample Type: Sample Sample Description: 50 PPB Number of Replicates: 3 Batch ID: Method File: d:\Elandata\Method\NEWQ200.8.mth Dataset File: d:\Elandata\Dataset\daily performance\LFB.628 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 28955.274 1.269 0.039 50.09984 2.55 ug/L I: Sc-1 45 739670.427 1.358 739670.427 ug/L I Cr 52 708554.924 0.665 0.942 51.52578 1.99 ug/L I Cr 53 83634.268 0.302 0.112 49.97034 1.47 ug/L I Mn 55 1124438.219 1.136 1.519 48.24936 ’ 2.08 ug/L I Ni 60 205795.547 1.136 0.276 51.19055^ 2.43 ug/L I Cu 63 455729.354 1.614 0.612 51.05444 2.04 ug/L L Cu 65 221847.264 0.946 0.298 50.45028 0.75 ug/L r Zn 66 143782.459 1.318 0.953 51.03701 ‘ 2.89 ug/L I Zn 67 24970.059 . 2.041 0.165 50.22188 1.43 ug/L I Zn 68 104055.718 1.909 0.689 50.39447 0.71 ug/L I: Ge 72 148418.283 1.691 148418.283 ug/L I As 75 155767.468 1.561 1.049 50.72744 0.33 ug/L I Se 77 13230.592 2.443 0.088 49.27865 3.38 ug/L L Se 82 17661.759 2.526 0.118 48.76243 1.85 ug/L r Y 89 107 1819748.596 871403.921 1.429 1.633 -0.043 0.381 48.08786 1.80 ug/L ug/L Ag I: In 115 2283642.433 1.709 2283642.433 I Sb 121 651777.272 0.635 0.285 46.80832 qdx1.77 ug/L “ 1.18 ug/L L Sb 123 504971.573 0.686 0.221 46.68343 r Ba 135 211441.765 0.775 0.067 48.69401 0.98 ug/L I Ba 137 372205.525 0.502 0.119 50.12978 0.92 ug7L I Tb 159 3128729.110 0.459 -0.001 ug/L I; Ho 165 3122587.326 0.724 3122587.326 ug/L I Bi 209 1878808.689 1.135 -0.035 ug/L I Tl 205 2435709.067 0.380 0.780 50.26022 1.00 ug/L I Pb 208 2999158.863 0.744 0.958 48.36170 1.26 ug/L L Au 197 726561.469 3.659 -0.264 mg/L

Sample ID: LFB Report Date/Time: Thursday, December 13, 2001 16:34:40 Page 1 NYC-WTC_000066615

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NYC-WTC_000066615Source: NYC Law Department, mirrored locally

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