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ICPMS daily performance check report, May 22, 2002

Machine-extracted title · confidence 98%

Daily instrument calibration and performance verification log for ICPMS equipment conducted on May 22, 2002.

NYC-WTC_000054157–000054373

Folder label: “ICPMS 5/22/02”

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NYC 9/11 Public Portal Document

WESTCHESTER COUNTY DEPT OF LABS AND RESEARCH Method 200.8 - Summary Report Sample ID: CCV STD1 30+2 PPB Sample Date/Time: Wednesday, May 22, 2002 10:53:52 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\CCV STD1 30+2 PPB.298 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 10112.724 1.691 0.213 29.61284 2.43 ug/L Li 6 47442.286 1.051 47442.286 ug/L > Sc-1 45 353854.789 1.566 353854.789 ug/L Cr 52 229400.613 1.446 0.632 30.56140 0.90 ug/L Cr 53 27452.338 1.898 0.076 30.65569 0.42 ug/L Mn 55 372894.681 2.869 1.051 30.65889 2.23 ug/L Co 59 271066.998 3.077 0.766 30.83921 2.37 ug/L Ni 60 55822.779 1.453 0.158 30.44806 0.45 ug/L Cu 63 122700.923 1.930 0.346 30.46757 0.75 ug/L Cu 65 60833.468 0.329 0.172 30.69739 1.29 ug/L Zn 66 40577.791 2.116 0.496 29.91448 2.53 ug/L Zn 67 7200.589 0.794 0.088 29.79904 2.01 ug/L Zn 68 30070.619 0.498 0.367 29.62704 1.06 ug/L > Ge 72 80728.021 1.184 80728.021 ug/L As 75 60129.726 0.635 0.607 30.13724 1.18 ug/L Se 77 5909.201 1.346 0.056 30.25704 2.21 ug/L Se 82 5339.958 2.556 0.066 30.34774 3.14 ug/L As-1 75 47268.375 0.564 47111.372 27.48040 0.57 ug/L Kr 83 4238.364 2.052 -403.869 ug/L Ag 107 265553.013 0.442 0.235 29.32765 1.33 ug/L Cd 111 69842.294 0.512 0.062 30.15594 1.45 ug/L Cd 114 164040.808 1.649 0.146 29.98254 2.35 ug/L > In 115 1126239.053 0.933 1126239.053 ug/L Sb 121 231743.741 0.967 0.206 30.39563 1.26 ug/L Sb 123 178712.059 1.721 0.159 30.42416 1.50 ug/L Ba 135 67526.883 0.822 0.039 29.81767 1.44 ug/L Ba 137 117830.909 0.754 0.068 29.77326 0.45 ug/L Ho 165 1757498.076 1.100 0.010 ug/L > Tb 159 1737557.105 1.195 1737557.105 ug/L Hg 201 2631.074 3.686 0.001 2.02575 3.84 ug/L Hg 202 5981.360 1.348 0.003 2.04109 0.27 ug/L Tl 205 819734.692 1.332 0.471 30.16465 1.31 ug/L Pb 208 1119151.561 0.574 0.643 30.33254 1.40 ug/L

Sample ID: CCV STD1 30+2 PPB Report Date/Time: Wednesday, May 22, 2002 10:56:15 Page 1

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