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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 STD2 60 AND 5 PPB Sample Date/Time: Thursday, May 09, 2002 09:50:11 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\ICV STD2 60 AND 5 PPB.840 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 25399.688 0.708 0.438 58.66485 0.18 ug/L Li 6 57935.609 0.845 57935.609 mg/L > Se-1 45 512274.847 2.599 512274.847 ug/L Cr 52 670929.987 0.894 1.295 60.33864 1.72 ug/L Cr 53 81489.475 1.634 0.157 59.82207 2.49 ug/L Mn 55 1129903.681 1.588 2.200 59.86655 1.36 ug/L Ni 60 177944.192 1.008 0.347 60.99253 3.51 ug/L Cu 63 399439.203 1.042 0.780 60.88501 3.60 ug/L Cu 65 195319.616 2.826 0.381 60.25393 2.96 ug/L Zn 66 128654.066 1.667 1.002 60.43704 0.58 ug/L Zn 67 22575.240 3.172 0.176 60.50405 3.40 ug/L Zn 68 96183.563 1.977 0.749 59.38264 2.64 ug/L Ge 72 125128.611 1.398 125128.611 ug/L As 75 168079.339 0.460 1.258 60.52594 1.02 ug/L Se 77 16246.641 1.630 0.119 61.01369 3.34 ug/L Se 82 17440.172 0.529 0.140 60.77132 1.86 ug/L As-1 75 149975.823 0.522 149732.484 58.72031 0.52 ug/L Kr 83 4247.701 1.250 -146.071 ug/L Ag 107 892786.928 1.123 0.496 60.53229 0.37 ug/L Cd 111 227752.240 0.478 0.127 60.48637 0.73 ug/L Cd 114 528652.846 1.222 0.294 60.32574 1.36 ug/L In 115 1797873.268 1.041 1797873.268 ug/L Sb 121 730242.931 0.990 0.406 60.74553 0.79 ug/L Sb 123 560534.296 1.245 0.312 60.59514 1.63 ug/L Ba 135 216284.192 0.888 0.079 58.71164 0.85 ug/L Ba 137 378182.056 0.948 0.139 58.93219 0.23 ug/L Ho 165 2773680.504 0.263 -0.001 ug/L > Tb 159 2725120.548 0.721 2725120.548 ug/L Hg 201 9134.345 0.485 0.003 4.96270 0.94 ug/L Hg 202 20747.858 0.978 0.008 4.97419 0.67 ug/L n 205 2553458.516 0.876 0.937 60.48962 0.20 ug/L Pb 208 3185723.965 0.624 1.168 58.85864 0.69 ug/L

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

Sample ID: ICV STD2 60 AND 5 PPB Report Date/Time: Thursday, May 09, 2002 09:52:39 Page 1

NYC-WTC_000053228

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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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