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ICPMS daily performance check report, May 9, 2002

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Daily instrument calibration and performance verification log for ICPMS equipment conducted on May 9, 2002.

NYC-WTC_000053212–000053335

Folder label: “ICPMS 5/9/02

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NYC 9/11 Public Portal Document

WESTCHESTER COUNTY DEPT OF LABS AND RESEARCH Method 200.8 - Summary Report Sample ID: ICV STD1 30 AND 2 PPB Sample Date/Time: Thursday, May 09, 2002 09:46:30 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 cityICV STD1 30 AND 2 PPB.839 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 12925.312 1.040 0.216' 28.89734 1.64 ug/L Li 6 59840.657 2.630 59840.657 mg/L > Se-1 45 528018.623 2.319 528018.623 ug/L Cr 52 345471.673 1.330 0.640 29.79883 1.25 ug/L Cr 53 41374.061 2.714 0.077 29.13408 2.99 ug/L Mn 55 573981.880 3.084 1.082 29.43692 5.37 ug/L Ni 60 88413.738 0.383 0.167 29.38219 2.16 ug/L Cu 63 206637.095 0.144 0.391 30.52614 2.45 ug/L Cu 65 100963.994 1.634 0.191 30.18766 2.32 ug/L Zn 66 65964.791 0.712 0.490 29.53117 1.50 ug/L Zn 67 11667.600 1.148 0.087 29.82865 2.58 ug/L Zn 68 50177.977 2.174 0.372 29.51947 2.53 ug/L > Ge 72 127965.758 1.562 127965.758 ug/L As 75 90983.313 0.926 0.626 30.10917 0.87 ug/L Se 77 9034.979 1.631 0.059 30.52550 2.08 ug/L Se 82 8882.270 3.217 0.070 30.40984 4.66 ug/L As-1 75 76776.305 1.262 76532.966 30.01379 1.27 ug/L Kr 83 4258.707 2.505 -135.066 ug/L Ag 107 450690.256 0.750 0.245 29.84190 2.40 ug/L Cd 111 115271.037 0.670 0.063 29.88584 1.95 ug/L Cd 114 268012.590 0.443 0.145 29.85811 1.86 ug/L > In 115 1841173.632 1.944 1841173.632 ug/L Sb 121 364325.579 0.455 0.198 29.59743 1.83 ug/L Sb 123 279369.869 1.335 0.152 29.49371 2.53 ug/L Ba 135 109797.598 1.517 0.040 29.78220 1.92 ug/L Ba 137 190218.051 0.599 0.070 29.61934 0.71 ug/L Ho 165 2775333.569 0.827 -0.001 ug/L Tb 159 2726551.728 0.460 2726551.728 ug/L Hg 201 3730.469 0.992 0.001 2.00561 0.82 ug/L Hg 202 8442.002 0.105 0.003 2.00548 0.44 ug/L TI 205 1197017.403 0.906 0.439 28.32848 1.35 ug/L Pb 208 1613549.014 0.658 0.591 29.76841 1.12 ug/L

QC Calculated Values Analyte Mass QC Std % Recovery I nt Std % Recovery Spike % Recovery Dilution % Diff Dup. Rei. % Diff

Sample ID: ICV STD1 30 AND 2 PPB Report Date/Time: Thursday, May 09, 2002 09:49:05 Page 1

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NYC-WTC_000053630 · Box DEP Box 29

Laboratory analysis results for a Westchester County Department of Labs and Research sample processed on May 15, 2002.

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