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Method 200.8 ICP-MS lab results, NEWE samples, Jan 11, 2002

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ICP-MS analysis of water samples using Method 200.8 with elemental measurements (Be, Sc, Mn, In, Sb, Ho) and quality control replicates performed on January 11, 2002.

NYC-WTC_000085478–000085537

Folder label: “NEWE 1/11/2002 AD 31456 - AE00110 Batches 16390 16391 16402 copies made”

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NYC 9/11 Public Portal Document

Method 200.8 - Summary Report Sample ID: ICV CALBK Sample Date/Time: Friday, January 11, 2002 12:40:24 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 performanceMCV CAL BK.2019 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 13.333 22.913 0.000 0.00447 140.93 ug/L |> Sc-1 45 624229.826 1.694 624229.826 ug/L L Mn 55 664.698 4.108 0.000 0.00274 59.11 ug/L r> In 115 1304267.467 2.297 1304267.467 ug/L I Sb 121 309.008 7.053 0.000 0.03262 8.39 ug/L L Sb 123 232.521 1.881 0.000 0.03201 4.68 ug/L r> Ho 165 1762499.547 0.959 1762499.547 ug/L L Tl 205 356.677 3.506 0.000 0.00528 8.06 ug/L

QC Calculated Values Analyte Mass QC Std % Recovery Int Std % Recovery Spike % Recovery Dilution % Diff Dup. Rei. % Diff r Be 9 |> Sc-1 45 98.313 L Mn 55 r> In 115 98.900 I Sb 121 L Sb 123 r> Ho 165 98.133 L Tl 205

Calibration Analyte MassCurve Type Correlation Coefficient r Be 9Linear Thru Zero 0.999992 |> Sc-1 45Linear Thru Zero L Mn 55Linear Thru Zero 0.999983 r> In 115Linear Thru Zero 1 Sb 121 Linear Thru Zero 0.999998 L Sb 123Linear Thru Zero 1.000000 r> Ho 165Linear Thru Zero L Tl 205Linear Thru Zero 0.999977

Sample ID: ICV CALBK Report Date/Time: Friday, January 11, 2002 12:40:57 Page 1

NYC-WTC_000085484

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