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ICPMS daily performance check report, May 21, 2002

Machine-extracted title · confidence 98%

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: AE10605 Sample Date/Time: Tuesday, May 21, 200211:44:43 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 city\AE10605.217 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 6.667 31.225 -0.000 -0.00099 648.85 ug/L LI 6 44300.792 0.844 44300.792 ug/L Sc-1 45 351026.834 1.247 351026.834 ug/L Cr 52 6616.809 3.555 0.003 0.15836 24.01 ug/L Cr 53 1487.137 7.622 0.003 1.05880 10.70 ug/L Mn 55 563382.206 0.850 1.602 45.01708 1.66 ug/L Co 59 499.352 1.333 0.001 0.04546 1.76 ug/L Ni 60 1301.773 3.573 0.004 0.67307 3.12 ug/L Cu 63 48159.044 0.879 0.137 11.49073 0.91 ug/L Cu 65 23147.332 1.079 0.066 11.22549 1.66 ug/L Zn 66 5439.348 2.190 0.057 3.44460 1.96 ug/L Zn 67 1005.066 2.990 0.010 3.53753 2.85 ug/L Zn 68 4654.905 2.230 0.050 4.03840 2.08 ug/L > Ge 72 84042.529 0.507 84042.529 ug/L As 75 12539.699 1.811 0.014 0.69517 15.34 ug/L Se 77 1592.045 2.173 0.002 1.01829 17.69 ug/L Se 82 -48.367 63.007 0.000 0.20307 79.34 ug/L As-1 75 1157.752 3.629 995.082 0.55242 4.22 ug/L Kr 83 4449.800 1.475 -321.500 ug/L Ag 107 188.671 3.907 -0.000 -0.02374 3.72 ug/L Cd 111 86.001 31.223 0.000 0.00649 164.08 ug/L Cd 114 190.605 27.741 0.000 0.00784 114.40 ug/L > In 115 1189454.064 0.720 1189454.064 ug/L Sb 121 655.030 6.877 0.001 0.07726 7.00 ug/L Sb 123 475.618 8.312 0.000 0.07181 8.75 ug/L Ba 135 58632.729 0.763 0.032 24.69282 0.50 ug/L Ba 137 101733.800 1.178 0.056 24.61262 1.27 ug/L Ho 165 1874945.967 0.893 0.008 ug/L > Tb 159 1830460.088 1.249 1830460.088 ug/L Hg 201 77.001 12.389 0.000 0.02207 28.96 ug/L Hg 202 179.337 6.511 0.000 0.03206 13.26 ug/L TI 205 698.701 11.531 -0.000 -0.00850 29.68 ug/L Pb 208 10931.356 2.354 0.005 0.23052 1.34 ug/L

Sample ID: AE10605 Report Date/Time: Tuesday, May 21, 2002 11:46:40 Page 1

NYC-WTC_000053982

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NYC-WTC_000053982Source: NYC Law Department, mirrored locally

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