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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: AE11377 Sample Date/Time: Wednesday, May 22, 2002 10:33:08 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\AE11377.293 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 7.667 41.929 -0.000 -0.00149 627.97 ug/L Li 6 46864.630 1.135 46864.630 ug/L > Sc-1 45 357610.578 0.934 357610.578 ug/L Cr 52 6841.978 3.847 0.003 0.15753 27.99 ug/L Cr 53 1082.742 4.867 0.001 0.55131 12.73 ug/L Mn 55 323947.864 2.279 0.903 26.34463 2.22 ug/L Co 59 276.340 3.035 0.000 0.01486 4.64 ug/L Ni 60 637.029 1.514 0.002 0.32463 2.57 ug/L Cu 63 4889.030 2.658 0.013 1.16461 3.12 ug/L Cu 65 2364.665 2.372 0.006 1.13264 3.33 ug/L Zn 66 2113.267 1.047 0.019 1.14040 4.08 ug/L Zn 67 500.019 1.908 0.005 1.59626 3.16 ug/L Zn 68 2023.579 2.855 0.020 1.57942 2.81 ug/L > Ge 72 81507.999 1.928 81507.999 ug/L As 75 11718.007 0.884 0.006 0.30754 65.11 ug/L Se 77 1436.921 1.244 0.000 0.17413 172.92 ug/L Se 82 -19.040 327.979 -0.000 -0.02856 1224.01 ug/L As-1 75 938.391 3.542 781.388 0.45579 4.25 ug/L Kr 83 4106.969 1.413 -535.264 ug/L Ag 107 141.003 2.457 -0.000 -0.05756 0.74 ug/L Cd 111 202.671 9.169 0.000 0.07430 11.07 ug/L Cd 114 444.841 4.818 0.000 0.07269 5.38 ug/L > In 115 1149761.279 0.856 1149761.279 ug/L Sb 121 416.347 4.135 0.000 0.04673 4.45 ug/L Sb 123 313.112 1.739 0.000 0.04498 1.38 ug/L Ba 135 40611.263 1.639 0.023 17.59576 1.98 ug/L Ba 137 71604.274 0.583 0.040 17.75915 0.93 ug/L Ho 165 1794995.135 1.212 0.012 ug/L > Tb 159 1769672.975 0.341 1769672.975 ug/L Hg 201 73.334 13.929 0.000 0.03303 23.55 ug/L Hg 202 171.670 8.245 0.000 0.03544 14.06 ug/L n 205 476.017 11.864 -0.000 -0.00505 39.50 ug/L Pb 208 2567.829 2.567 0.000 0.02019 7.90 ug/L

Sample ID: AE11377 Report Date/Time: Wednesday, May 22, 2002 10:35:05 Page 1

NYC-WTC_000054212

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NYC-WTC_000054212Source: NYC Law Department, mirrored locally

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