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ICPMS daily performance check report, May 21, 2002

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Daily instrument calibration and performance verification log for ICPMS equipment conducted on May 21, 2002.

NYC-WTC_000053939–000054155

Folder label: “ICPMS 5/21/02

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NYC 9/11 Public Portal Document

WESTCHESTER COUNTY DEPT OF LABS AND RESEARCH Method 200.8 - Summary Report Sample ID: AE10603 Sample Date/Time: Tuesday, May 21, 2002 11:13:27 Sample Type: Spike -1 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 city\AE1 0603.214 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 17318.992 2.036 0.377 52.44200 1.66 ug/L > Li 6 45923.158 0.378 45923.158 ug/L > Se-1 45 364828.241 1.360 364828.241 ug/L Cr 52 382252.059 1.441 1.032 48.71420 1.15 ug/L Cr 53 46485.050 2.310 0.126 49.61692 1.92 ug/L Mn 55 973956.468 1.424 2.667 74.93905 2.09 ug/L Co 59 462666.370 1.805 1.268 48.99879 2.00 ug/L Ni 60 96913.215 1.600 0.266 49.46072 2.16 ug/L Cu 63 222129.692 1.631 0.608 51.12081 1.14 ug/L Cu 65 108325.883 2.340 0.297 50.68639 1.30 ug/L Zn 66 76357.110 0.932 0.886 53.65534 0.35 ug/L Zn 67 13390.990 0.984 0.155 52.56565 1.70 ug/L Zn 68 56302.711 0.617 0.654 53.18015 0.90 ug/L Ge 72 85382.963 0.951 85382.963 ug/L As 75 103130.281 1.615 1.073 52.63875 1.33 ug/L Se 77 10453.144 1.871 0.105 55.79435 1.21 ug/L Se 82 10344.766 1.458 0.122 54.30595 1.81 ug/L As-1 75 87325.359 1.707 87162.689 48.38812 1.71 ug/L Kr 83 4535.511 3.910 -235.789 ug/L Ag 107 458779.399 3.627 0.381 47.16433 4.51 ug/L Cd 111 125194.105 0.881 0.104 50.39583 0.60 ug/L Cd 114 289166.994 0.216 0.240 49.76812 1.07 ug/L In 115 1204061.554 1.186 1204061.554 ug/L Sb 121 425552.989 0.782 0.353 52.04272 0.56 ug/L Sb 123 326997.390 0.700 0.272 52.18009 0.75 ug/L Ba 135 160113.023 0.978 0.088 68.23254 1.79 ug/L Ba 137 279345.332 1.909 0.154 68.37761 2.06 ug/L Ho 165 1836013.953 0.933 -0.002 ug/L > Tb 159 1810190.525 2.787 1810190.525 ug/L Hg 201 5681.165 1.953 0.003 4.26737 2.81 ug/L Hg 202 12794.794 1.826 0.007 4.17360 2.91 ug/L TI 205 1394011.087 1.554 0.770 49.38810 2.71 ug/L Pb 208 1903029.366 1.283 1.051 49.35192 1.96 ug/L

Sample ID: AE10603 Report Date/Time: Tuesday, May 21,2002 11:43:34 Page 1

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