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ri rr. m ty, <br />» I 10 2nd Avenue South #D7 Pacheco CA 94553 5560 <br /> Inc.McCampbell Analytical, Telephone 925-798 1620 Fax 925 798 1622 <br /> Website www mccampbell corn E-mast main©mccampbell com <br /> QC SUMMARY REPORT FOR E218 6 <br /> W O Sample Matrix Sod QC Matrix Soil WorkOrder 0504049 <br /> EPA Method E218 6 Extraction CA Title 22 BatchlD 15732 Spiked Sample 1D NIA <br /> Sample Spiked MS MSD MS-MSD LCS LCSD LCS-LCSD Acceptance Criteria(%} <br /> Analyte — I -- -- ----- ---_— - --------- <br /> mglL mg1L �% Rec I %Rec %RPD % Rec % Rec % RPD MS 1 MSD LCS!LCSD <br /> Hexachrome N/A 0 25 NIA NIA N/A 989 996 0 645 NIA 90 110 <br /> All tai get compounds in the Method Blank of this extraction batch were ND less than the method RL with the following exceptions <br /> NONE <br /> BATCH 15732 SUMMARY <br /> Sample ID Date Sampled Date Extracted Date Analyzed Sample ID Date Sampled Date Extracted Date Analyzed <br /> 0504049-001a 4101/05 4/05105 4108105 7 52 PM I 0504049-008A 4101105 4105105 4108105 <br /> MS=Matrix Spike MSD=Matrix Spike Duplicate LCS=Laboratory Control Sample LCSD=Laboratory Control Sample Duplicate RPO=Relative Percent Deviation <br /> %Recovery=100*(MS Sample)/(Amount Spiked) RPD=100'(MS- MSD)I((MS+MSD)1 2) <br /> MS 1 MSD spike recoveries and 1 or%RPD may fall outside of laboratory acceptance criteria due to one or more of the following reasons a)the sample is inhomogenous AND <br /> contains significant concentrations of analyte relative to the amount spiked or b)the spiked sample s matnx interferes with the sp*e recovery <br /> NIA=not applicable to this method <br /> NR=anal a concentrati�Samle exceeds s ike amount for soil matrix or exceeds 2x s rka amount far water matrixor sam le diluted due tohi hmatrix oranal acontent <br /> HSCertfication 44 ' �' QA/QC Officer <br />