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ICPMS daily performance check report, April 9, 2002

Machine-extracted title · confidence 95%

Daily instrument performance verification log for ICPMS analysis including intensity and standard deviation data for multiple elements.

NYC-WTC_000040287–000040339

Folder label: “ICPMS 4/9/02

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NYC 9/11 Public Portal Document

WESTCHESTER COUNTY DEPT OF LABS AND RESEARCH Method 200.8 - Summary Report Sample ID: AE06962 Sample Date/Time: Tuesday, April 09, 2002 11:11:42 Sample Type: Sample Sample Description: Number of Replicates: 3 Method File: d:\elandata\Method\NEWQ200.8.mth Dataset File: d:\elandata\Dataset\NEWQ\NEWQ\AE06962.356 Aliquot Volume (mL): Diluted To Volume (mL):

Concentration Results Analyte Mass Meas. Intens. Mean Meas. Intens. RSD Net Intens. Mean Conc. Mean Conc. RSD Sample Unit I Be 9 10.333 45.734 -0.000 -0.00254 414.25 ug/L I> Sc-1 45 539866.895 1.792 539866.895 ug/L I Cr 52 13486.470 2.798 0.010 0.54990 4.30 ug/L I Cr 53 1678.839 2.414 0.002 0.74516 3.49 ug/L { Mn 55 288813.403 0.901 0.532 18.25460 2.59 ug/L I Ni 60 882.385 3.930 0.002 0.33642 4.76 ug/L . Cu 63 35504.228 1.585 0.065 6.19382 2.71 ug/L L Cu 65 17239.838 0.876 0.032 6.10469 1.35 ug/L Zn 66 5890.634 1.651 0.053 3.01132 1.67 ug/L I Zn 67 1141.083 5.084 0.010 3.14208 5.59 ug/L I Zn 68 4969.742 2.908 0.045 3.46614 2.97 ug/L I> Ge 72 103249.711 0.164 103249.711 ug/L { As 75 1269.109 7.334 0.009 0.45916 9.73 ug/L Se 77 230.005 8.793 0.001 0.47828 23.68 ug/L L Se 82 282.007 1.064 0.001 0.31900 3.99 ug/L r Ag 107 143.336 4.263 -0.001 -0.10202 0.33 ug/L I> In 115 1426506.042 1.624 1426506.042 ug/L I Sb 121 493.018 3.002 0.000 0.04662 3.79 ug/L L Sb 123 397.741 0.477 0.000 0.04811 1.49 ug/L Ba 135 45159.349 1.247 0.023 14.77365 1.56 ug/L Ba 137 78686.184 0.201 0.040 14.73747 0.72 ug/L Ho 165 1943600.956 0.297 0.129 ug/L I> Tb 159 1948837.389 0.535 1948837.389 ug/L I TI 205 580.691 8.371 -0.000 -0.00461 39.10 ug/L L Pb 208 5571.380 2.720 0.002 0.09606 3.74 ug/L

QC Calculated Values - Analyte Mass QC Std % Recovery Int Std % Recovery Spike % Recovery Dilution % Diff Dup. Rel. % Diff Be 9 I> Sc-1 45 92.788 Cr 52 Cr 53 Mn 55 NI 60 Cu 63

Sample ID: AE06962 Report Date/Time: Tuesday, April 09, 2002 11:13:16 Page 1

NYC-WTC 000040324

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NYC-WTC_000040324Source: NYC Law Department, mirrored locally

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