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Method 200.8 summary report, Dec 12 2001

Machine-extracted title · confidence 95%

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: LFB Sample Date/Time: Wednesday, December 12, 2001 16:44:47 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.526 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 42931.903 1.036 0.034 51.69294 2.11 ug/L I: Se-I 45 1278396.821 1.079 1278396.821 ug/L I Cr 52 1210276.358 0.991 0.925 50.07940 0.09 ug/L I Cr 53 142747.478 0.947 0.111 50.19803 1.12 ug/L I Mn 55 2031425.916 1.839 1.588 51.67352 2.89 ug/L Ni 60 357237.054 0.540 0.279 49.51348 1.08 ug/L I Cu 63 793728.489 0.573 0.617 50.59421 1.58 ug/L L Cu 65 380796.470 0.841 0.296 50.43849 1.80 ug/L r Zn Zn 66 67 237472.323 41811.023 0.248 1.337 1.055 0.186 51.54164 51.85292 0.62 ug/L 1.13 ug/L Zn 68 171828.790 0.844 0.762 51.52485 0.65 ug/L I: Ge 72 221622.493 0.732 221622.493 ug/L I As 75 226380.158 0.503 1.022 50.15583 0.40 ug/L I Se 77 20946.982 0.786 0.093 50.10838 1.23 ug/L L Se 82 27559.321 0.985 0.123 49.82058 1.24 ug/L r Y 89 2959532.626 0.384 -0.013 ug/L I Ag 107 1313583.645 0.610 0.437 50.84828 0.43 ug/L I: In 115 2998067.858 0.659 2998067.858 ug/L I Sb 121 770362.342 0.511 0.256 45.32797 0.65 ug/L L Sb 123 593731.089 0.171 0.198 45.59938 0.53 ug/L r Ba 135 276312.505 0.715 0.068 49.53887 0.36 ug/L I Ba 137 485311.643 0.173 0.119 49.47966 0.96 ug/L I Tb 159 4014223.399 0.539 0.003 ug/L I: Ho 165 4061623.465 1.061 4061623.465 ug/L I Bi 209 2816738.528 0.568 -0.010 ug/L I Tl 205 3341911.994 1.060 0.823 50.95508 1.31 ug/L

7 I Pb 208 4421317.392 0.593 1.086 0.77 ug/L L Au 197 1805459.428 0.983 -0.052 mg/L

Sample ID: LFB Report Date/Time: Wednesday, December 12, 2001 16:46:31 Page 1

NYC-WTC_000066975

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