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ICPMS daily performance check report, May 24, 2002

Machine-extracted title · confidence 98%

Daily instrument calibration and performance verification log for ICPMS equipment conducted on May 24, 2002.

NYC-WTC_000054375–000054546

Folder label: “ICPMS 5/24/02”

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NYC 9/11 Public Portal Document

WESTCHESTER COUNTY DEPT OF LABS AND RESEARCH Method 200.8 - Summary Report Sample ID: AE11409 Sample Date/Time: Friday, May 24, 2002 10:51:04 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\AE11409.368 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 8.667 26.647 0.000 0.01017 58.76 ug/L Li 6 56303.383 0.719 56303.383 ug/L > Sc-1 45 407801.314 0.806 407801.314 ug/L Cr 52 7276.651 0.811 0.002 0.09963 7.06 ug/L Cr 53 1206.425 2.776 0.002 0.76532 5.43 ug/L Mn 55 291466.162 1.796 0.712 20.72413 2.36 ug/L Co 59 323.676 4.648 0.000 0.01783 7.07 ug/L Ni 60 731.037 1.881 0.002 0.33831 1.14 ug/L Cu 63 6530.410 0.107 0.015 1.46587 0.81 ug/L Cu 65 3160.248 1.093 0.007 1.45081 1.24 ug/L Zn 66 2372.667 2.836 0.019 1.14235 3.44 ug/L Zn 67 554.356 3.348 0.005 1.60931 3.89 ug/L Zn 68 2185.951 2.240 0.019 1.55079 2.31 ug/L > Ge 72 87137.830 0.473 87137.830 ug/L As 75 13021.279 1.325 0.008 0.39457 33.20 ug/L Se 77 1608.684 0.418 0.001 0.38555 18.55 ug/L Se 82 -0.800 11614.218 0.002 0.76205 61.35 ug/L As-1 75 698.034 2.961 589.699 0.31408 3.50 ug/L Kr 83 4655.905 0.666 -191.769 ug/L Ag 107 103.002 19.490 -0.000 -0.01865 12.28 ug/L Cd 111 177.337 5.677 0,000 0.06408 7.13 ug/L Cd 114 427.446 1.626 0.000 0.06816 1.79 ug/L > In 115 1146082.876 0.517 1146082.876 ug/L Sb 121 371.678 5.261 0,000 0.04369 5.76 ug/L Sb 123 294.457 4.278 0.000 0.04666 4.08 ug/L Ba 135 38934.259 1.264 0.023 17.43627 1.08 ug/L Ba 137 67857.671 0.884 0.040 17.39158 1.16 ug/L Ho 165 1748809.467 0.729 0.016 ug/L > Tb 159 1706965.436 0.829 1706965.436 ug/L Hg 201 30.667 27.733 -0.000 -0.00650 104.27 ug/L Hg 202 55.334 14.608 -0.000 -0.00904 30.18 ug/L TI 205 525.354 15.699 -0.000 -0.00105 283.95 ug/L Pb 208 2911.545 1.606 0.001 0.03697 4.85 ug/L

Sample ID: AE11409 Report Date/Time: Friday, May 24, 2002 10:53:00 Page 1

NYC-WTC_000054439

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NYC-WTC_000054439Source: NYC Law Department, mirrored locally

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