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ICPMS daily performance check report, May 16, 2002

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Daily instrument calibration and performance verification log for ICPMS equipment conducted on May 16, 2002.

NYC-WTC_000053706–000053937

Folder label: “ICPMS 5/16/02”

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NYC 9/11 Public Portal Document

WESTCHESTER COUNTY DEPT OF LABS AND RESEARCH Method 200.8 - Summary Report Sample ID: AE10021 Sample Date/Time: Thursday, May 16, 2002 10:54:55 Sample Type: Sample Sample Description: Number of Replicates: 3 Method File: C:\WINNT\Profiles\lrd1\Elandata\Method\_NEWN.mth Dataset File: c:\winnt\profiles\lrd1\elandata\Dataset\newyork cit\AE10021.142 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 Be 9 8.333 18.330 0.000- 0.00412 103.77 ug/L LI 6 52037.703 0.802 52037.703 ug/L > Sc-1 45 415334.375 1.228 415334.375 ug/L Cr 52 16676.450 1.350 0.025 1.18682 0.58 ug/L Cr 53 2734.439 1.803 0.005 1.89279 3.72 ug/L Mn 55 735308.179 0.143 1.767 49.71972 1.09 ug/L Co 59 847.381 1.428 0.002 0.06072 2.51 ug/L Ni 60 2398.341 3.315 0.006 1.08401 4.19 ug/L Cu 63 6701.871 3.127 0.016 1.36428 3.48 ug/L Cu 65 2927.167 2.863 0.007 1.20819 3.27 ug/L Zn 66 1956.897 2.658 0.013 0.74353 2.83 ug/L Zn 67 618.027 0.162 0.005 1.64134 1.09 ug/L Zn 68 2276.975 2.608 0.018 1.40921 3.40 ug/L > Ge 72 93786.590 0.984 93786.590 ug/L As 75 5477.581 3.333 0.008 0.40830 16.22 ug/L Se 77 842.801 1.782 0.002 1.03685 6.30 ug/L Se 82 -38.770 177.524 -0.000 -0.09743 330.08 ug/L As-1 75 1292.105 4.629 1094.101 0.53363 5.47 ug/L Kr 83 1927.890 0.729 -101.023 ug/L Ag 107 385.679 23.842 -0.000 -0.03589 23.80 ug/L Cd 111 91.668 23.457 0.000 0.00451 175.12 ug/L Cd 114 192.918 12.308 0.000 0.00541 67.20 ug/L > In 115 1275251.339 0.589 1275251.339 ug/L Sb 121 710.702 6.037 0.001 0.07665 5.90 ug/L Sb 123 525.082 2.304 0,000 0.07301 1.90 ug/L Ba 135 77090.590 0.560 0.041 28.71063 1.37 ug/L Ba 137 133649.631 0.889 0.070 28.52884 1.73 ug/L Ho 165 1939575.058 1.358 0.004 ug/L > Tb 159 1901146.215 1.554 1901146.215 ug/L Hg 201 54.667 8.449 0.000 0.00874 39.29 ug/L Hg 202 105.002 1.905 0.000 0.00705 14.57 ug/L TI 205 427.348 6.219 -0.000 -0.00878 10.16 ug/L Pb 208 4383.121 2.210 0.001 0.05818 2.92 ug/L

Sample ID: AE10021 Report Date/Time: Thursday, May 16, 2002 10:56:51 Page 1

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