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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: AE11567 Sample Date/Time: Friday, May 24, 2002 11:36:59 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 cit\AE11567.380 Aliquot Volume (mL): Diluted To Volume (mL):

Concentration Results Analyte Mass Meas. Intens. Mean Meas. Intens. RSD Net Intens. Mean Gone. Mean Cone. RSD Sample Unit Be 9 6.333 9.116 0.000 0.00464 35.60 ug/L Li 6 54910.238 1.479 54910.238 ug/L Se-1 45 393527.884 0.728 393527.884 ug/L Cr 52 8398.296 2.390 0.006 0.26843 11.77 ug/L Cr 53 1102.745 2.789 0.002 0.70165 4.28 ug/L Mn 55 296709.737 0.838 0.752 21.86379 0.51 ug/L Co 59 298.675 11.152 0.000 0.01641 21.15 ug/L Ni 60 759.373 1.571 0.002 0.36586 2.43 ug/L Cu 63 7067.817 0.854 0.017 1.64990 0.13 ug/L Cu 65 3510.713 1.675 0.009 1.67827 1.59 ug/L Zn 66 2709.431 3.932 0.024 1.45337 5.30 ug/L Zn 67 583.358 2.624 0.005 1.81830 3.25 ug/L Zn 68 2390.338 1.657 0.023 1.83315 2.00 ug/L > Ge 72 83642.530 0.582 83642.530 ug/L As 75 12882.356 2.607 0.013 0.61967 34.75 ug/L Se 77 1594.016 3.044 0.001 0.70004 48.21 ug/L Se 82 -97.575 118.889 0.001 0.25403 238.17 ug/L As-1 75 643.029 5.196 534.694 0.28479 6.25 ug/L Kr 83 4700.929 0.298 -146.745 ug/L Ag 107 117.335 19.553 -0.000 -0.01660 16.20 ug/L Cd 111 32.000 14.321 0.000 0.00380 51.82 ug/L Cd 114 87.634 18.635 0.000 0.00790 37.69 ug/L > In 115 1106441.480 1.029 1106441.480 ug/L Sb 121 366.678 4.384 0.000 0.04476 5.91 ug/L Sb 123 299.166 7.707 0.000 0.04928 8.44 ug/L Ba 135 36554.389 1.619 0.022 17.01916 2.37 ug/L Ba 137 64153.876 0.313 0.039 17.09219 0.84 ug/L Ho 165 1673298.322 0.228 0.011 ug/L > Tb 159 1642078.266 1.154 1642078.266 ug/L Hg 201 26.667 21.323 -0.000 -0.00891 51.41 ug/L Hg 202 63.334 14.240 -0.000 -0.00530 60.11 ug/L n 205 463.683 10.245 -0.000 -0.00269 66.55 ug/L Pb 208 3070.903 1.068 0.001 0.04474 3.46 ug/L

Sample ID: AE11567 Report Date/Time: Friday, May 24, 2002 11:38:55 Page 1

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