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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: LFB 50 AND 4 PPB Sample Date/Time: Thursday, May 09, 2002 14:12:13 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\elahdata\Dataset\new york city LFB 50 AND 4 PPB.875 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 20105.746 1.339 0.359 48.11694 0.89 ug/L Li 6 55906.607 0.671 55906.607 mg/L Se-1 45 464480.698 2.591 464480.698 ug/L Cr 52 514590.318 1.056 1.094 50.94480 2.95 ug/L Cr 53 62800.143 1.121 0.134 50.74407 1.52 ug/L Mn 55 875136.877 1.525 1.878 51.11486 1.41 ug/L Ni 60 135514.508 3.031 0.292 51.19754 2.10 ug/L Cu 63 316290.617 2.005 0.680 53.13836 0.79 ug/L Cu 65 156671.444 0.857 0.337 53.31312 3.20 ug/L Zn 66 105771.529 1.116 0.888 53.54920 0.71 ug/L Zn 67 18600.536 2.490 0.156 53.72048 1.59 ug/L Zn 68 79458.871 0.353 0.667 52.86780 1.61 ug/L Ge 72 115741.741 1.639 115741.741 ug/L As 75 134363.396 2.079 1.076 51.74539 0.51 ug/L Se 77 12501.798 0.756 0.097 49.77303 1.16 ug/L Se 82 13200.425 1.433 0.115 49.77004 0.26 ug/L As-1 75 119130.880 2.020 118887.541 46.62391 2.02 ug/L Kr 83 3912.548 1.018 -481.225 ug/L Ag 107 687643.870 0.811 0.421 51.35620 0.82 ug/L Cd 111 172636.859 1.878 0.106 50.49794 1.86 ug/L Cd 114 403930.560 1.028 0.247 50.76814 1.04 ug/L > In 115 1632130.389 0.017 1632130.389 ug/L Sb 121 523693.058 1.451 0.321 47.98520 1.43 ug/L Sb 123 403001.496 1.069 0.247 47.98491 1.05 ug/L Ba 135 167411.399 1.850 0.063 46 33738 1.90 ug/L Ba 137 290717.394 0.964 0.109 46.19334 0.87 ug/L Ho 165 2721510.183 1.107 -0.001 ug/L > Tb 159 2672401.435 0.282 2672401.435 ug/L 201 6728.556 0.838 3.71925 J Hg 0.002 1.08 ug/L Hg 202 15245.259 1.096 0.006 3.71975 7 1.20 ug/L TI 205 1803097.715 1.049 0.674 43.54890 0.82 ug/L Pb 208 2475421.102 1.129 0.925 46.62591 1.37 ug/L

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

Sample ID: LFB 50 AND 4 PPB Report Date/Time: Thursday, May 09, 2002 14:14:53 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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