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ICPMS daily performance check report, May 16, 2002

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Daily instrument calibration and performance verification log for ICPMS equipment conducted on May 16, 2002.

NYC-WTC_000053706–000053937

Folder label: “ICPMS 5/16/02”

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NYC 9/11 Public Portal Document

WESTCHESTER COUNTY DEPT OF LABS AND RESEARCH Method 200.8 - Summary Report Sample ID: AE10237 Sample Date/Time: Thursday, May 16, 2002 12:08:30 Sample Type: Sample Sample Description: Number of Replicates: 3 Method File: Dataset File: c:\winnt\profiles\lrd1\elandata\Dataset\newyork cit\AE1 0237.161 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 8.333 42.143 0.000 0.00330 279.66 ug/L Li 6 53891.148 1.201 53891.148 ug/L > Sc-1 45 420624.369 2.489 420624.369 ug/L Cr 52 7716.684 0.753 0.003 0.16184 12.24 ug/L Cr 53 1179.088 3.447 0.001 0.39734 14.70 ug/L Mn 55 269070.879 1.164 0.636 17.90724 3.22 ug/L Co 59 370.011 3.117 0.000 0.01545 1.59 ug/L Ni 60 688.033 6.042 0.002 0.29816 6.40 ug/L Cu 63 8533.755 0.318 0.020 1.72560 2.84 ug/L Cu 65 4054.278 0.716 0.009 1.66763 1.82 ug/L Zn 66 3818.841 3.456 0.033 1.90470 3.70 ug/L Zn 67 749.705 3.490 0.006 2.11075 3.78 ug/L Zn 68 3296.297 2.315 0.029 2.26745 2.30 ug/L > Ge 72 93563.283 0.520 93563.283 ug/L As 75 5468.691 5.264 0.009 0.41044 32.78 ug/L Se 77 714.505 4.371 0.001 0.33985 45.75 ug/L Se 82 -6.963 1005.105 0.000 0.05221 625.61 ug/L As-1 75 683.033 3.964 485.028 0.23656 5.58 ug/L Kr 83 1912.554 2.886 -116.360 ug/L Ag 107 143.336 5.934 -0.000 -0.05916 1.32 ug/L Cd 111 117.002 20.208 0.000 0.01337 64.06 ug/L Cd 114 256.510 11.235 0.000 0.01501 29.31 ug/L > In 115 1294795.148 0.896 1294795.148 ug/L Sb 121 471.017 2.856 0.000 0.04803 2.21 ug/L Sb 123 382.831 3.982 0.000 0.05063 4.25 ug/L Ba 135 44287.055 0.480 0.024 16.73335 1.03 ug/L Ba 137 76992.438 0.854 0.041 16.67607 2.35 ug/L Ho 165 1889385.511 0.671 -0.007 ug/L > Tb 159 1873203.927 1.502 1873203.927 ug/L Hg 201 38.000 4.558 -0.000 -0.00225 37.92 ug/L Hg 202 91.001 10.483 0.000 0.00326 85.49 ug/L TI 205 572.690 4.225 -0.000 -0.00379 14.53 ug/L Pb 208 3883.363 2.296 0.001 0.04762 5.46 ug/L

Sample ID: AE10237 Report Date/Time: Thursday, May 16, 2002 12:10:26 Page 1

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