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ICPMS daily performance check report, May 24, 2002

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Daily instrument calibration and performance verification log for ICPMS equipment conducted on May 24, 2002.

NYC-WTC_000054375–000054546

Folder label: “ICPMS 5/24/02”

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NYC 9/11 Public Portal Document

WESTCHESTER COUNTY DEPT OF LABS AND RESEARCH Method 200.8 - Summary Report Sample ID: AE11413 Sample Date/Time: Friday, May 24, 2002 11:23:50 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\new york cit\AE11413.376 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 6.000 33.333 0.000 0.00405 127.05 ug/L Li 6 53774.456 1.076 53774.456 ug/L Se-1 45 389390.352 2.128 389390.352 ug/L Cr 52 7923.864 0.415 0.005 0.22073 8.82 ug/L Cr 53 1109.746 3.803 0.002 0.72080 2.81 ug/L Mn 55 269316.754 1.296 0.690 20.05925 3.18 ug/L Co 59 298.341 17.257 0,000 0.01670 32.19 ug/L Ni 60 688.033 3.903 0.002 0.33346 6.20 ug/L Cu 63 6670.847 1.925 0.017 1.57213 3.28 ug/L Cu 65 3236.275 1.230 0.008 1.56010 1.50 ug/L Zn 66 2603.732 1.380 0.024 1.41593 1.95 ug/L Zn 67 579.691 5.182 0.005 1.85206 6.64 ug/L Zn 68 2273.307 1.276 0.022 1.76544 2 06 ug/L > Ge 72 81952.897 0.640 81952.897 ug/L As 75 12547.523 2.295 0.012 0.57498 33.61 ug/L Se 77 1538.150 3.033 0.001 0.54784 59.23 ug/L Se 82 -52.433 341.057 0.001 0.48366 198.37 ug/L As-1 75 603.359 4.135 495.024 0.26366 5.04 ug/L Kr 83 4533.843 2.105 -313.832 ug/L Ag 107 437.015 2.097 0.000 0.02048 6.68 ug/L Cd 111 40.667 2.839 0.000 0.00768 5.03 ug/L Cd 114 78.008 12.385 0.000 0.00623 30.38 ug/L > In 115 1098357.938 0.656 1098357.938 ug/L Sb 121 511.020 5.521 0.000 0.06461 5.39 ug/L Sb 123 378.994 8.400 0.000 0.06376 9.45 ug/L Ba 135 36404.445 0.881 0.022 16.78817 0.50 ug/L Ba 137 62506.117 0.900 0.038 16.49586 0.59 ug/L Ho 165 1678778.846 0.778 0.004 ug/L > Tb 159 1657561.741 0.384 1657561.741 ug/L Hg 201 38.667 7.466 0.000 0.00102 245.09 ug/L Hg 202 89.668 9.485 0.000 0.00414 73.53 ug/L Ti 205 530.021 10.022 -0.000 -0.00026 813.19 ug/L Pb 208 2902.875 1.295 0.001 0.03911 1.94 ug/L

Sample ID: AE11413 Report Date/Time: Friday, May 24, 2002 11:25:46 Page 1

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