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ICPMS daily performance check report, April 10, 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_000040452–000040596

Folder label: “ICPMS 4/10/02”

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NYC 9/11 Public Portal Document

WESTCHESTER COUNTY DEPT OF LABS AND RESEARCH Method 200.8 - Summary Report Sample ID: AE07976 Sample Date/Time: Wednesday, April 10, 2002 13:19:39 Sample Type: Sample Sample Description: Number of Replicates: 3 Method File: d:\elandata\Methbd\NEWQ200.8.mth / Dataset File: d:\elandata\Dataset\NEWQ\NEWQ\AE07976.474 Aliquot Volume (mL): \ Diluted To Volume (mL): \

Concentration Results Analyte Mass Meas. Intens. Mean Meas. Intens. RSD Net Intens. Mean onc. Mean Cone. RSD Sample Unit Be 9 10.333 39.565 0.000 0.00481 152.47 ug/L > Sc-1 45 453182.435 0.807 453182.435 ug/L. Cr 52 11521.078 1.171 /0.012 0.63734 3.69 ug/L Cr 53 1701.510 3.767 / 0.002 1.01534 7.40 ug/L Mn 55 355220.520 1.268 / 0.779 26.45197 1.77 ug/L Ni 60 1075.074 5.743 / 0.002 0.50448 6.62 ug/L Cu 63 38781.604 1.017 \ 0.084 7.96805 1.81 ug/L Cu 65 18966.621 0.351 \ 0.042 8.06545 1.16 ug/L Zn 66 18455.236 1.950 0.198 11.42739 n 0.94 ug/L Zn 67 2950.508 1.953 0031 10.20228 1 1.27 ug/L Zn 68 13962.189 /1.981 0.150 11.75690 2.30 ug/L Ge 72 89566.312 / 1.075 89566.312 ug/L As 75 984.950 _ 5.920 0.008 0.38867 6.86 ug/L Se 77 241.339 • 14.534 0.001 0.78013 29.64 ug/L Se 82 198.004 3.535 0.000 0.07990 30.67 ug/L Ag 107 241.006 7.752 -0.000 0.04789 4.78 ug/L In 115 1201135.542 1.565 1201135.542 ug/L Sb 121 631.695 2.980 0.000 0.07296 3.41 ug/L Sb 123 488.370 3.979 0.000 0.07298 4.26 ug/L Ba 135 48635.268 1.964 0.029 19.31209 1.66 ug/L Ba 137 84744.335 0.294 0.050 19.30828 0.60 ug/L Ho 165 1664456.922 1.456 0.129 ug/L > Tb 159 1682743.591 0.886 1682743.591 ug/L TI 205 426.348 5.189 -0.000 -0.01462 5.79 ug/L Pb 208 12047.585 1.594 0.006 0.32697 2.70 ug/L

QC Calculated Values Analyte Mass QC Std % Recovery Int Std % Recovery Spike % Recovery Dilution % Diff Dup. Rei. % Diff ' Be 9 > Sc-1 45 80.556 Cr Cr Mn 52 53 55 W I

Ni 60 Cu 63

Sample ID: AE07976 Report Date/Time: Wednesday, April 10,2002 13:21:14 Page 1

NYC-WTC_000040563

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NYC-WTC_000040563Source: NYC Law Department, mirrored locally

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