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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 10:57:20 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.299 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 20108.750 0.783 0.426 59.15828 2.45 ug/L > Li 6 47248.631 1.824 47248.631 ug/L > Sc-1 45 357757.827 1.739 357757.827 ug/L Cr 52 459819.169 0.967 1.270 61.35504 2.10 ug/L Cr 53 55219.084 0.687 0.153 61.66434 1.13 ug/L Mn 55 749211.921 1.051 2.092 61.02960 2.77 ug/L Co 59 545617.953 1.258 1.525 61.43405 2.66 ug/L Ni 60 111954.932 0.370 0.313 60.43106 2.06 ug/L Cu 63 249132.141 1.934 0.696 61.25256 3.67 ug/L Cu 65 122519.321 0.697 0.342 61.20892 2.41 ug/L Zn 66 80269.648 1.132 0.962 58.03924 0.95 ug/L Zn 67 14297.044 1.111 0.171 58.09026 1.29 ug/L Zn 68 60371.400 0.494 0.723 58.34944 0.37 ug/L > Ge 72 82862.087 0.455 82862.087 ug/L As 75 109756.350 0.571 1.187 58.90599 0.86 ug/L Se 77 10323.914 1.270 0.107 58.07632 1.45 ug/L Se 82 10656.276 1.517 0.129 58.92375 1.94 ug/L As-1 75 94695.933 0.559 94538.930 55.14523 0.56 ug/L Kr 83 4225.691 2.709 -416.542 ug/L Ag 107 557780.119 0.402 0.489 60.91885 0.37 ug/L Cd 111 141515.499 1.382 0.124 60.36333 2.02 ug/L Cd 114 331813.130 0.687 0.291 59.90176 0.06 ug/L In 115 1140241.636 0.650 1140241.636 ug/L Sb 121 467301.731 0.284 0.410 60.54396 0.63 ug/L Sb 123 361513.530 0.906 0.317 60.79945 1.51 ug/L Ba 135 134805.549 1.090 0.078 59.75032 1.65 ug/L Ba 137 236954.639 1.122 0.137 60.08727 1.31 ug/L Ho 165 1763776.206 0.668 0.017 ug/L Tb 159 1731728.793 0.701 1731728.793 ug/L Hg 201 6399.649 1.690 0.004 4.97660 1.27 ug/L Hg 202 14592.182 0.901 0.008 5.02942 1.33 ug/L TI 205 1624534.508 1.045 0.938 60.00485 1.71 ug/L Pb 208 2215719.505 0.895 1.279 60.30039 1.49 ug/L

Sample ID: CCV STD2 60+5PPB Report Date/Time: Wednesday, May 22, 2002 10:59:43 Page 1

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