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Water sample metal analysis results, April 9, 2002

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Summary report of water sample analysis using Method 200.8 showing measured intensities and concentrations for various metals.

NYC-WTC_000040341–000040450

Folder label: “ICPMS 4/9/02

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NYC 9/11 Public Portal Document

WESTCHESTER COUNTY DEPT OF LABS AND RESEARCH Method 200.8 - Summary Report Sample ID: CCV STD2 60 PPB Sample Date/Time: Tuesday, April 09, 2002 13:24:38 Sample Type: Sample Sample Description: Number of Replicates: 3 Method File: d:\elandata\Method\NEWQ200.8.mth Dataset File: d:\elandataDatasetNEWQWNEWQ\CCV STD2 60 PPB.387 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 30686.015 1.334 0.058 62.19509 1.75 ug/L > Se-1 45 525139.897 1.097 525139.897 ug/L Cr 52 580368.390 1.076 1.091 60.09229 1.31 ug/L Cr 53 68867.278 1.885 0.130 60.66650 1.83 ug/L Mn 55 937974.905 1.835 1.784 60.87060 1.30 ug/L Ni 60 144917.580 1.690 0.276 59.98941 2.49 ug/L Cu 63 328719.283 1.485 0.626 60.15937 1.78 ug/L Cu 65 162598.192 0.620 0.309 60.30096 1.72 ug/L Zn 66 105590.806 1.405 1.057 60.06623 2.22 ug/L Zn 67 18454.230 0.856 0.184 59.54667 2.14 ug/L Zn 68 76839.484 0.856 0.769 59.06960 2.14 ug/L > Ge 72 99488.732 2.970 99488.732 ug/L As 75 121058.483 1.267 1.214 60.17468 3.29 ug/L Se 77 10421.074 1.281 0.103 60.55961 4.07 ug/L Se 82 14102.406 1.563 0.140 60.29798 4.57 ug/L Ag 107 664567.703 0.532 0.493 61.03897 0.81 ug/L > In 115 1346542.554 0.557 1346542.554 ug/L Sb 121 550489.467 0.358 0.409 61.25188 0.77 ug/L Sb 123 425248.997 0.262 0.316 61.13275 0.76 ug/L Ba 135 163629.090 0.261 0.089 60.35335 2.22 ug/L Ba 137 283179.227 0.978 0.154 59.48989 1.80 ug/L Ho 165 1835550.830 0.826 -0.001 ug/L > Tb 159 1838000.596 1.982 1838000.596 ug/L TI 205 1542103.071 0.127 0.839 60.95487 2.10 ug/L Pb 208 2084997.802 1.250 1.134 61.07195 1.07 ug/L

QC Calculated Values Analyte Mass QC Std % Recovery Int Std % Recovery Spike % Recovery Dilution % Diff Dup. Rei. % Diff Be 9 > Sc-1 45 95.919 Cr 52 Cr 53 Mn 55 Ni 60 Cu 63

Sample ID: CCV STD2 60PPB Report Date/Time: Tuesday, April 09, 2002 13:26:45 Page 1

NYC-WTC_000040387

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NYC-WTC_000040387Source: NYC Law Department, mirrored locally

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