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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: AE11411 Sample Date/Time: Friday, May 24, 2002 11:20:33 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\AE11411.375 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 7.000 28.571 0.000 0.00649 81.55 ug/L Li 6 54529.608 1.060 54529.608 ug/L > Se-1 45 392667.639 2.407 392667.639 ug/L Cr 52 9019.563 1.096 0.007 0.34725 8.03 ug/L Cr 53 1190.757 2.878 0.002 0.79530 3.13 ug/L Mn 55 308911.726 1.323 0.785 22.82396 2.64 ug/L Co 59 306.008 1.498 0.000 0.01727 7.05 ug/L Ni 60 685.033 5.366 0.002 0.32903 7.66 ug/L Cu 63 5235.226 1.338 0.013 1.21245 1.50 ug/L Cu 65 2533.378 2.433 0.006 1.19882 1.02 ug/L Zn 66 3019.198 3.176 0.028 1.68166 5.29 ug/L Zn 67 661.031 1.745 0.006 2.14075 1.04 ug/L Zn 68 2666.084 1.797 0.026 2.10520 1.19 ug/L > Ge 72 83457.184 0.951 83457.184 ug/L As 75 12487.521 1.358 0.008 0.40465 39.36 ug/L Se 77 1538.139 1.828 0.001 0.37065 71.88 ug/L Se 82 -121.892 76.781 0.000 0.12208 406.81 ug/L As-1 75 610.360 0.527 502.025 0.26739 0.64 ug/L Kr 83 4582.534 2.144 -265.140 ug/L Ag 107 798.043 7.597 0.000 0.06219 8.92 ug/L Cd 111 40.667 3.756 0.000 0.00769 10.65 ug/L Cd 114 98.484 21.056 0.000 0.01004 38.28 ug/L > In 115 1098337.552 1.599 1098337.552 ug/L Sb 121 735.037 14.763 0.001 0.09479 13.81 ug/L Sb 123 562.006 13.674 0.000 0.09588 12.48 ug/L Ba 135 38530.215 1.852 0.023 17.94738 1.04 ug/L Ba 137 66483.915 1.410 0.040 17.72307 1.14 ug/L Ho 165 1679550.987 0.730 0.015 ug/L > Tb 159 1641092.090 0.879 1641092.090 ug/L Hg 201 56.334 15.305 0,000 0.01635 43.05 ug/L Hg 202 123.002 17.719 0.000 0.01678 46.15 ug/L TI 205 591.025 16.125 0.000 0.00232 153.47 ug/L Pb 208 3022.893 2.670 0.001 0.04339 3.63 ug/L

Sample ID: AE11411 Report Date/Time: Friday, May 24, 2002 11:22:29 Page 1

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