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ICPMS daily performance check report, May 22, 2002

Machine-extracted title · confidence 98%

Daily instrument calibration and performance verification log for ICPMS equipment conducted on May 22, 2002.

NYC-WTC_000054157–000054373

Folder label: “ICPMS 5/22/02”

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NYC 9/11 Public Portal Document

WESTCHESTER COUNTY DEPT OF LABS AND RESEARCH Method 200.8 - Summary Report Sample ID: CCV STD2 60+5 PPB Sample Date/Time: Wednesday, May 22, 2002 15:20:25 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\CCV STD2 60+5 PPB.346 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 19666.118 2.030 0.426 59.16051 1.71 ug/L Li 6 46199.596 2.292 46199.596 ug/L Se-1 45 346909.837 1.528 346909.837 ug/L Cr 52 441292.413 2.325 1.256 60.69854 0.91 ug/L Cr 53 52729.712 1.947 0.150 60.70806 1.30 ug/L Mn 55 723456.334 1.574 2.083 60.75445 0.21 ug/L Co 59 518521.490 1.012 1.494 60.19431 0.51 ug/L Ni 60 107500.694 1.493 0 310 59.83402 1.88 ug/L Cu 63 235220.953 1.445 0.678 59.61626 0.84 ug/L Cu 65 114579.834 1.768 0.330 59.01306 0.42 ug/L Zn 66 75778.358 2.010 0.989 59.70615 1.93 ug/L Zn 67 13410.686 1.427 0.175 59.37406 1.47 ug/L Zn 68 56063.907 0.680 0.732 59.04065 1.05 ug/L Ge 72 76057.262 0.440 76057.262 ug/L As 75 103954.157 0.916 1.229 60.99940 0.55 ug/L Se 77 9987.625 0.897 0.114 61.71779 1.12 ug/L Se 82 10159.530 0.979 0.134 61.19830 1.23 ug/L As-1 75 88925.384 0.931 88768.381 51.77922 0.93 ug/L Kr 83 4129.646 1.442 -512.587 ug/L Ag 107 514270.828 1.303 0.475 59.28174 0.93 ug/L Cd 111 133069.645 1.549 0.123 59.90975 1.85 ug/L Cd 114 311163.223 0.923 0.288 59.29253 0.60 ug/L > In 115 1080255.182 0.378 1080255.182 ug/L Sb 121 444530.937 1.147 0.411 60.79152 1.30 ug/L Sb 123 345130.812 0.983 0.319 61.26559 1.34 ug/L Ba 135 127444.371 0.411 0.078 59.62080 1.22 ug/L Ba 137 223396.397 0.266 0.136 59.79315 1.11 ug/L Ho 165 1687110.321 1.040 0.026 ug/L Tb 159 1640738.674 1.018 1640738.674 ug/L Hg 201 6040.734 1.881 0.004 4.95792 1.32 ug/L Hg 202 13860.364 0.902 0.008 5.04211 / 0.90 ug/L TI 205 1538323.472 1.050 0.937 59.96680 0.03 ug/L Pb 208 2116618.928 1.293 1.289 60.79335 0.31 ug/L

Sample ID: CCV STD2 60+5 PPB Report Date/Time: Wednesday, May 22, 2002 15:22:48 Page 1

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