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ICPMS daily performance check report, May 15, 2002

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Daily instrument calibration and performance verification log for ICPMS equipment conducted on May 15, 2002.

NYC-WTC_000053505–000053628

Folder label: “ICPMS 5/15/02

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NYC 9/11 Public Portal Document

WESTCHESTER COUNTY DEPT OF LABS AND RESEARCH Method 200.8 - Summary Report Sample ID: LFB 50+4 PPB Sample Date/Time: Wednesday, May 15, 2002 10:10:18 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 city\LFB 50+4 PPB.065 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 20294.498 0.718 0.350' 49.70862 2.61 ug/L Li 6 57909.565 3.264 57909.565 ug/L Sc-1 45 494518.604 3.062 494518.604 . ug/L Cr 52 524841.418 2.031 1.045 48.95624 1.56 ug/L Cr 53 62515.574 2.224 0.126 48.77404 3.33 ug/L Mn 55 883943.925 1.413 1.786 49.49364 2.34 ug/L Co 59 646419.433 2.033 1.308 50.80865 4.10 ug/L Ni 60 134417.745 2.115 0.272 50.77561 5.09 ug/L Cu 63 289933.734 1.161 0.586 49.95406 3.94 ug/L Cu 65 140605.907 1.556 0.284 49.86942 3.37 ug/L Zn 66 95626.368 1.793 0.854 51.11669 3.04 ug/L Zn 67 16542.202 0.634 0.148 49.97394 0.89 ug/L Zn 68 71258.232 0.467 0.636 50.44080 1.13 ug/L Ge 72 111154.250 1.232 111154.250 ug/L As 75 120524.944 1.971 1.036 51.01528 1.50 ug/L Se 77 11427.467 1.602 0.096 51.72203 1.98 ug/L Se 82 12540.994 0.732 0.113 50.43272 1.16 ug/L As-1 75 110734.308 2.173 110608.973 48.67930 2.18 ug/L Kr 83 2068.589 1.636 -133.033 ug/L Ag 107 620812.422 0.966 0.402 49.71094 0.63 ug/L Cd 111 158758.183 2.054 0.105 49.79711 2.05 ug/L Cd 114 368518.518 0.867 0.244 49.82404 0.93 ug/L > In 115 1509868.837 0.662 1509868.837 ug/L Sb 121 508706.029 0.729 0.337 52.86236 1.35 ug/L Sb 123 388408.637 0.664 0.257 52.50221 1.02 ug/L Ba 135 148334.182 0.219 0.073 48.29699 1.28 ug/L Ba 137 257546.665 1.032 0.126 47.85898 0.03 ug/L Ho 165 2050026.376 0.515 -0.009 ug/L > Tb 159 2038400.632 1.067 2038400.632 ug/L Hg 201 6256.215 2.139 0.003 3.95980 1.54 ug/L Hg 202 13946.499 2.199 0.007 3.89348 1.83 ug/L TI 205 1640939.725 0.914 0.805 50.13299 0.23 ug/L Pb 208 2242793.765 1.760 1.099 47.91676 0.71 ug/L

QC Calculated Values

Sample ID: LFB 50+4 PPB Report Date/Time: Wednesday, May 15, 2002 10:12:50 Page 1

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NYC-WTC_000053630 · Box DEP Box 29

Laboratory analysis results for a Westchester County Department of Labs and Research sample processed on May 15, 2002.

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