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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: AE10606 Sample Date/Time: Tuesday, May 21, 2002 11:48:19 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\AE10606.218 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 13.333 48.798 0.000 0.01783 108.44 ug/L Li 6 46671.294 0.316 46671.294 ug/L > Sc-1 45 357239.081 2.170 357239.081 ug/L Cr 52 5927.992 1.952 0.001 0.05215 61.96 ug/L Cr 53 1120.080 2.046 0.002 0.62588 6.90 ug/L Mn 55 266332.105 1.416 0.743 20.86557 1.45 ug/L Co 59 296.008 0.676 0.001 0.02252 3.70 ug/L Ni 60 720.702 3.989 0.002 0.35852 6.43 ug/L Cu 63 63610.776 1.586 0.178 14.93193 3.76 ug/L Cu 65 31061.284 0.164 0.087 14.81845 2.33 ug/L Zn 66 3498.041 1.659 0.033 2.00551 1.15 ug/L Zn 67 711.368 2.424 0.007 2.30869 2.98 ug/L Zn 68 3093.891 1.579 0.030 2.47854 0.98 ug/L > Ge 72 85436.454 0.751 85436.454 ug/L As 75 12292.036 3.876 0.009 0.43426 66.57 ug/L Se 77 1522.435 3.303 0.001 0.42464 80.00 ug/L Se 82 -30.294 373.200 0.001 0.30285 193.70 ug/L As-1 75 925.390 5.398 762.720 0.42342 6.55 ug/L Kr 83 4365.758 1.118 -405.542 ug/L Ag 107 189.671 6.507 -0.000 -0.02375. 6.45 ug/L Cd 111 86.001 25.582 0.000 0.00625 135.47 ug/L Cd 114 177.040 29.611 0.000 0.00523 164.78 ug/L > In 115 1197359.288 1.429 1197359.288 ug/L Sb 121 516.020 6.936 0,000 0.05961 5.85 ug/L Sb 123 397.074 7.490 0.000 0.05869 7.62 ug/L Ba 135 44162.464 1.478 0.024 18.32148 0.31 ug/L Ba 137 77496.039 1.090 0.042 18.47213 1.81 ug/L Ho 165 1873621.824 1.076 -0.008 ug/L > Tb 159 1857682.769 1.435 1857682.769 ug/L Hg 201 54.001 8.072 0.000 0.00429 68.90 ug/L Hg 202 127.336 5.998 0.000 0.01455 15.89 ug/L Tl 205 871.384 11.764 -0.000 -0.00291 107.63 ug/L Pb 208 23809.823 1.547 0.012 0.55210 0.35 ug/L

Sample ID: AE10606 Report Date/Time: Tuesday, May 21, 2002 11:50:16 Page 1

NYC-WTC_000053985

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