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Method 200.8 Water Analysis Summary Report, Jan 24, 2002

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Summary of water sample results for metals analysis using Method 200.8 conducted on January 24, 2002.

NYC-WTC_000076188–000076225

Folder label: “NEWE Jan 24, 2002 AE01462 - AE01734

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NYC 9/11 Public Portal Document

Method 200.8 - Summary Report Sample ID: CCV STD2 60 PPB Sample Date/Time: Thursday, January 24, 2002 10:29:03 Sample Type: Sample Sample Description: Number of Replicates: 3 Batch ID: Method File: d:\elandata\Method\NEWE200.8.mth Dataset File: d:\elandata\Dataset\daily performanceXCCV STD2 60 PPB.2492 Sample Prep Volume (mL): initial Sample Quantity (mg): 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 r Be 9 37897.541 0.612 0.048 62.41613 1.77 ug/L I > Sc-1 45 795796.790 1.212 795796.790 ug/L L Mn 55 1348144.126 0.724 1.693 60.51985 1.20 ug/L r> In 115 1711941.864 1.453 1711941.864 ug/L I Sb 121 634586.446 0.578 0.371 59.46538 1.71 ug/L L Sb 123 493926.307 0.480 0.289 59.58719 1.47 ug/L r> Ho 165 2644683.612 1.995 2644683.612 ug/L L Tl 205 2590002.313 1.856 0.979 60.78111 1.59 ug/L

QC Calculated Values Analyte Mass QC Std % Recovery Int Std % Recovery Spike % Recovery Dilution % Diff Dup. Rei. % Diff r Be 9 1> Sc-1 45 96.115 L Mn 55 r> In 115 98.479 I Sb 121 L Sb 123 r> Ho 165 106.902 L Tl 205 Calibration Analyte MassCurve Type Correlation Coefficient r Be 9Linear Thru Zero 1.000000 1> Sc-1 45Linear Thru Zero L Mn 55Linear Thru Zero 0.999988 r> In 115Linear Thru Zero I Sb 121 Linear Thru Zero 0.999990 L Sb 123Linear Thru Zero 0.999998 r> Ho 165Linear Thru Zero L Tl 205Linear Thru Zero 1.000000

Sample ID: CCV STD2 60 PPB Report Date/Time: Thursday, January 24, 2002 10:29:35 Page 1

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NYC-WTC_000076211Source: NYC Law Department, mirrored locally

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