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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 10:01:43 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\LFB 50 AND 4 PPB.842 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 21400.044 1.856 0.364' 48.78115 1.43 ug/L Li 6 58708.975 2.768 58708.975 mg/L > Sc-1 45 512939.054 1.814 512939.054 ug/L Cr 52 555674.327 2.949 1.069 49.77748 2.54 ug/L Cr 53 68247.285 1.833 0.131 49.91887 2.00 ug/L Mn 55 958757.348 2.104 1.863 50.69498 0.43 ug/L Ni 60 147463.739 1.705 0.287 50.44741 0.94 ug/L Cu 63 342607.327 0.594 0.667 52.12293 1.21 ug/L Cu 65 171060.996 1.494 0.333 52.68792 1.66 ug/L Zn 66 113943.621 2.046 0.891 53.73346 1.86 ug/L Zn 67 20011.202 0.983 0.157 53.84022 1.22 ug/L Zn 68 84501.445 1.020 0.660 52.34754 1.39 ug/L Ge 72 124257.336 0.331 124257.336 ug/L As 75 143409.922 1.239 1.069 51.42249 1.12 ug/L Se 77 13316.891 1.725 0.096 49.33241 1.66 ug/L Se 82 14145.320 0.771 0.114 49.67678 0.60 ug/L As-1 75 127220.669 1.156 126977.330 49.79647 1.16 ug/L Kr 83 4232.027 0.287 -161.745 ug/L Ag 107 764714.795 0.694 0.422 51.45151 0.86 ug/L Cd 111 189054.994 1.319 0.104 49.81727 0.96 ug/L Cd 114 440040.405 1.602 0.243 49.82659 2.04 ug/L > In 115 1811827.729 1.390 1811827.729 ug/L Sb 121 576474.708 0.594 0.318 47.58642 0.88 ug/L Sb 123 444418.993 1.515 0.245 47.66877 0.86 ug/L Ba 135 184932.155 1.488 0.067 49.43406 0.87 ug/L Ba 137 320720.448 1.648 0.116 49.21544 0.97 ug/L Ho 165 2807819.593 0.973 -0.004 ug/L Tb 159 2767117.705 0.747 2767117.705 ug/L Hg 201 7236.285 1.543 0.003 3.86429 1.54 ug/L Hg 202 16567.923 2.628 0.006 3.90612 3.34 ug/L TI 205 1937283.873 2.020 0.700 45.18691 1.28 ug/L Pb 208 2649793.596 1.161 0.956 48.20193 0.55 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 10:03:37 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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