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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: AE11566 Sample Date/Time: Friday, May 24, 2002 11:33:42 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\new york city\AE11566.379 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 10.333 39.111 0.000 0.01532 67.72 ug/L Li 6 54243.232 1.035 54243.232 ug/L > Se-1 45 395846.852 0.863 395846.852 ug/L Cr 52 9077.621 1.225 0.007 0.34516 6.61 ug/L Cr 53 1158.752 4.046 0.002 0.75279 7.62 ug/L Mn 55 394941.477 0.555 0.995 28.95421 0.69 ug/L Co 59 282.007 5.459 0.000 0.01451 12.69 ug/L Ni 60 703.034 2.658 0.002 0.33496 1.98 ug/L Cu 63 5444.017 0.727 0.013 1.25206 1.55 ug/L Cu 65 2596.063 1.245 0.006 1.21949 1.11 ug/L Zn 66 3057.211 2.226 0.028 1.70163 2.30 ug/L Zn 67 652.363 0.756 0.006 2.09728 0.77 ug/L Zn 68 2695.093 2.538 0.026 2.12537 3.01 ug/L Ge 72 83714.857 0.542 83714.857 ug/L As 75 12581.904 2.458 0.009 0.43724 50.32 ug/L Se 77 1552.273 2.594 0.001 0.42898 70.00 ug/L Se 82 -129.441 49.170 0.000 0.08740 378.48 ug/L As-1 75 601.693 2.832 493.358 0.26277 3.45 ug/L Kr 83 4645.233 1.250 -202.441 ug/L Ag 107 118.669 12.762 -0.000 -0.01648 11.00 ug/L Cd 111 32.667 13.804 0.000 0.00405 47.50 ug/L Cd 114 75.128 20.418 0 000 0.00554 50.64 ug/L > In 115 1109211.394 0.542 1109211.394 ug/L Sb 121 414.347 5.723 0.000 0.05101 6.48 ug/L Sb 123 343.998 10.249 0.000 0.05699 11.31 ug/L Ba 135 39408.299 1.216 0.024 18.25613 1.31 ug/L Ba 137 68675.799 1.200 0.042 18.20627 1.19 ug/L Ho 165 1665154.775 0.338 0.001 ug/L > Tb 159 1650248.785 0.499 1650248.785 ug/L Hg 201 30.667 20.964 -0.000 -0.00562 94.25 ug/L Hg 202 56.001 3.093 -0.000 -0.00810 7.70 ug/L n 205 482.684 10.197 -0.000 -0.00203 97.57 ug/L Pb 208 3133.575 2.153 0.001 0.04609 3.22 ug/L

Sample ID: AE11566 Report Date/Time: Friday, May 24, 2002 11:35:39 Page 1

NYC-WTC_000054472

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