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110 2nd A%cnue South N137 Pacheco CA 94553 5560 <br /> McCampbell Analytical, Inc. Telephone 925 798 1620 Fax 925 798 1622 <br /> Website www mecainpbell coin E mail mai r inceampbell com <br /> . QC SUMMARY REPORT FOR SW8015C <br /> W O Sample Matrix Water QC Matrix Water WorkOrder 0508297 <br /> EPA Method SW8015C Extraction SW3510C BatchlD 17686 Spiked Sample ID N/A <br /> Analyte Sample Spiked MS MSD MS-MSD LCS LCSD I LCS-LCSD Acceptance Criteria (%) <br /> uglL NgIL % Rec % Rec % RPD % Rec i %Rec I % RPD MS/MSD LCS 1 LCSD <br /> TPH(d) N/A 1000 NIA N/A N/A 102 105 1 270 N/A 70- 130 <br /> %SS NIA 2500 N/A N/A N/A 103 106 1 264 NIA 70- 130 <br /> All target compounds in the Method Blank of this extraction batch were ND less than the method RL with the following exceptions <br /> NONE <br /> BATCH 17686 SUMMARY <br /> Sample ID Date Sampled Date Extracted Date Analyzed Sample ID Date Sampled Date Extracted Date Analyzed <br /> 0508297-001 D 8116105 11 45 AM 8/24105 8126105 7 51 AM 0508297-002D 8!16105 1 30 PM 8124105 8/26105 6 42 AM <br /> 0508297-003D 8116/05 3 45 PM 8/24105 8126105 5 34 AM <br /> 0 <br /> MS=Matrix Spike MSD=Matrix Spike Duplicate LCS=Laboratory Control Sample LCSD=Laboratory Control Sample Duplicate RPD=Relative Percent Deviation <br /> %Recovery=100'(MS-Sample)I(Amount Spiked) RPD=100"(MS- MSD)!((MS+MSD)/2) <br /> MS/MSD spike recoveries and!or°/RPD may fall outside of laboratory acceptance cntena 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 matrix interferes with the spike recovery <br /> NIA=not enough sample to perform matrix spike and matrix spike duplicate <br /> NR=anal a concentration in sam ple exceeds spike amount for soil matrix or exceeds 2x spike amount for water matrix or sam le diluted due to/high matrix or analyte content <br /> Certification No I644 G�1L QA/QC Officer <br />