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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: AE11414 Sample Date/Time: Friday, May 24, 2002 11:27:08 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 city\AE11414.377 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 8.000 37.500 0.000 0.00966 85.24 ug/L Li 6 53235.286 0.823 53235.286 ug/L > Sc-1 45 396243.095 1.310 396243.095 ug/L Cr 52 11481.029 2.061 0.013 0.63641 2.75 ug/L Cr 53 2186.285 3.802 0.004 1.80532 4.68 ug/L Mn 55 769161.376 0.490 1.939 56.40155 1.49 ug/L Co 59 760.706 8.809 0.002 0.06407 11.69 ug/L Ni 60 2367.332 2.152 0.006 1.17713 1.62 ug/L Cu 63 6614.138 1.710 0.016 1.52992 0.46 ug/L Cu 65 2875.817 0.804 0.007 1.35536 0.76 ug/L Zn 66 3283.959 1.707 0.032 1.93736 2.26 ug/L Zn 67 775.041 3.257 0.008 2.69480 5.43 ug/L Zn 68 3141.908 0.643 0.033 2.65022 2.03 ug/L > Ge 72 81225.444 1.443 81225.444 ug/L As 75 12677.782 1.909 0.015 0.72292 34.42 ug/L Se 77 1662.926 1.833 0.003 1.44791 24.43 ug/L Se 82 -49.585 144.262 0.001 0.50048 76.49 ug/L As-1 75 1010.400 5.883 902.065 0.48046 6.59 ug/L Kr 83 4589.871 0.800 -257.803 ug/L Ag 107 817.045 6.469 0.001 0.06681 10.46 ug/L Cd 111 28.334 23.500 0.000 0.00261 115.53 ug/L Cd 114 74.632 8.316 0.000 0.00594 20.53 ug/L > In 115 1071972.986 0.891 1071972.986 ug/L Sb 121 569.024 3.855 0.001 0.07435 3.18 ug/L Sb 123 442.591 6.298 0.000 0.07687 6.59 ug/L Ba 135 64986.109 0.907 0.040 30.55366 0.55 ug/L Ba 137 112598.830 0.635 0.069 30.29418 1.19 ug/L Ho 165 1649161.522 0.693 0.005 ug/L > Tb 159 1626665.804 0.555 1626665.804 ug/L Hg 201 41.001 6.453 0.000 0.00365 65.18 ug/L Hg 202 84.335 6.531 0.000 0:00279 79.96 ug/L TI 205 371.345 16.984 -0.000 -0.00618 39.68 ug/L Pb 208 3267.929 0.868 0.001 0.05130 0.71 ug/L

Sample ID: AE11414 Report Date/Time: Friday, May 24, 2002 11:29:04 Page 1

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