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ICPMS daily performance check report, May 24, 2002

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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: AE11279 Sample Date/Time: Friday, May 24, 2002 10:31:40 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 cit\AE11279.363 Aliquot Volume (mL): Diluted To Volume (mL):

Concentration Results Analyte Mass Meas. Intens. Mean Meas. Intens. RSD Net Intens. Mean Conc. Mean Cone. RSD Sample Unit Be 9 6.000 16.667 0.000 0.00335 78.19 ug/L Li 6 56421.483 1.921 56421.483 ug/L Se-1 45 412287.354 1.312 412287.354 ug/L Cr 52 7232.615 1.166 0.002 0.08515 12.90 ug/L Cr 53 1149.418 3.313 0.002 0.69591 5.38 ug/L Mn 55 315464.738 0.684 0.763 22.19266 1.92 ug/L Co 59 307.342 4.928 0.000 0.01585 7.29 ug/L Ni 60 786.042 1.883 0.002 0.36120 1.97 ug/L Cu 63 6918.701 0.550 0.016 1.53866 1.92 ug/L Cu 65 3279.624 2.046 0.008 1.49074 2.27 ug/L Zn 66 2349.327 0.886 0.018 1.09466 2.18 ug/L Zn 67 558.023 2.688 0.005 1.58114 3.72 ug/L Zn 68 2169.947 3.101 0.019 1.49708 5.22 ug/L Ge 72 88879.267 0.881 88879.267 ug/L As 75 12865.323 2.204 0.003 0.16503 117.56 ug/L Se 77 1598.912 1.856 0.000 0.13772 152.63 ug/L Se 82 -15.138 222.804 0.002 0.68951 24.29 ug/L As-1 75 678.365 5.665 570.030 0.30361 6.74 ug/L Kr 83 4617.219 1.636 -230.456 ug/L Ag 107 309.675 18.326 0.000 0.00341 171.79 ug/L Cd 111 48.667 17.476 0.000 0.00982 36.56 ug/L Cd 114 90.294 21.437 0.000 0.00745 46.46 ug/L > In 115 1173886.725 0.813 1173886.725 ug/L Sb 121 440.348 6.964 0.000 0.05124 7.90 ug/L Sb 123 342.041 3.041 0.000 0.05334 3.51 ug/L Ba 135 39851.557 0.637 0.023 17.33381 2.15 ug/L Ba 137 69596.111 1.409 0.040 17.32028 0.57 ug/L Ho 165 1761841.993 1.395 -0.006 ug/L Tb 159 1757884.127 1.637 1757884.127 ug/L Hg 201 35.334 16.340 -0.000 -0.00351 122.70 ug/L Hg 202 79.001 8.861 -0.000 -0.00142 157.10 ug/L TI 205 512.687 16.855 -0.000 -0.00210 142.51 ug/L Pb 208 3032.229 2.529 0.001 0.03787 4.08 ug/L

Sample 1D:AE11279 Report Date/Time: Friday, May 24, 2002 10:33:37 Page 1

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