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ICPMS daily performance check report, May 15, 2002

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Daily instrument calibration and performance verification log for ICPMS equipment conducted on May 15, 2002.

NYC-WTC_000053505–000053628

Folder label: “ICPMS 5/15/02

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NYC 9/11 Public Portal Document

WESTCHESTER COUNTY DEPT OF LABS AND RESEARCH Method 200.8 - Summary Report Sample ID: STD CHECK 0.4 PPB Hg Sample Date/Time: Wednesday, May 15, 200210:21:24 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\STD CHECK 0.4 PPB Hg.067 Aliquot Volume (mL): Diluted To Volume (mL):

Concentration Results Analyte Mass Meas. Intens. Mean Meas. Intens. RSD Net Intens. Mean. Conc. Mean Cone. RSD Sample Unit Be 9 9.667 46.647 -0.000 -0.00571 195.37 ug/L Li 6 57667.915 0.939 57667.915 ug/L Sc-1 45 494289.241 4.360 494289.241 ug/L Cr 52 7942.549 2.246 -0.001 -0.04110 120.14 ug/L Cr 53 545.689 3.460 0.000 0.07003 44.03 ug/L Mn 55 2044.250 3.821 0.002 0.04554 2.27 ug/L Co 59 174.003 14.943 0.000 0.00334 63.29 ug/L Ni 60 311.675 1.516 0.001 0.10142 6.36 ug/L Cu 63 909.721 1.955 0.001 0.10777 6.24 ug/L Cu 65 466.017 5.110 0.001 0.10556 11.09 ug/L Zn 66 1740.521 17.750 0.009 0.53869 28.96 ug/L Zn 67 294.008 18.390 0.001 0.47360 32.95 ug/L Zn 68 1327.445 15.903 0,006 0.50728 27.64 ug/L > Ge 72 110859.004 1.200 110859.004 ug/L As 75 5750.327 12.207 0.004 0.20045 169.07 ug/L Se 77 786.986 11.164 0.000 0.17591 267.06 ug/L Se 82 80.983 225.436 0.001 0.32306 230.14 ug/L As-1 75 133.336 3.031 8.000 0.00352 50.52 ug/L Kr 83 2113.267 3.932 -88.355 ug/L Ag 107 807.711 8.543 -0.009 -1.11840 0.50 ug/L Cd 111 711.702 0.859 0.000 0.21441 1.08 ug/L Cd 114 1645.839 3.445 0.001 0.21685 3.39 ug/L > in 115 1495817.725 0.175 1495817.725 ug/L Sb 121 107.002 11.331 -0.000 -0.00036 354.37 ug/L Sb 123 105.608 12.317 0.000 0.00377 47.05 ug/L Ba 135 246.339 4.107 0.000 0.05169 4.95 ug/L Ba 137 420.014 3.742 0.000 0.05351 6.79 ug/L Ho 165 2060389.493 0.591 -0.002 ug/L > Tb 159 2033877.803 0.920 2033877.803 ug/L Hg 201 711.368 1.970 0.000 L41857 1.58 ug/L Hg 202 1621.494 2.190 0.001 0.424 2.40 ug/L Tl 205 824.379 3.829 0.000 1965 7.71 ug/L Pb 208 3496.967 4.421 0.000 0.01046 38.05 ug/L

QC Calculated Values

Sample ID: STD CHECK 0.4 PPB Hg Report Date/Time: Wednesday, May 15, 2002 10:24:01 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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