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1102nd Avenue South #D7 Pacheco CA 94553-5560 <br /> Inc.McCampbell Analytical, Telephone 925 798 1620 Fax 925 798 1622 <br /> Website www mccampbell com E mad niamQmccampbell corn <br /> QC SUMMARY REPORT FOR SW8015C <br /> W O Sample Matrix Water QC Matrix Water WorkOrder 0411153 <br /> EPA Method SW8015C Extraction SW3510C BatchlD 1390$ Spiked Sample ID NIA <br /> Analyte Sample Spiked MS* MSD* MS-MSD* LCS LCSD LCS-LCSD Acceptance Critena (%) <br /> NgIL pgIL % Rec % Rec % RPD %Rec % Rec %RPD MS I MSD LCS 1 LCSD <br /> TPH(d) NIA 7500 N!A NIA N/A 103 102 0 768 N/A 70- 130 <br /> %SS N/A 2500 NIA NIA N/A 111 110 l 14 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 /> MS=Matnx Spike MSD=Matrix Spike Duplicate LCS=Laboratory Control Sample LCSD=Laboratory Control Sample Duplicate RPD=Relative Percent <br /> Deviation <br /> %Recovery=100'(MS Sample)!(Amount Spiked) RPD=100`(MS- MSD)1((MS+MSD)12) <br /> MS 1 MSD spike recoveries and I or%RPD may fall outside of laboratory acceptance criteria due to one or more of the following reasons a)the sample cs <br /> inhomogenous AND 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 sampfe to perform matrix spike and matnx spike duplicate <br /> NR=analyte concentration in sample exceeds spike amount for soil[matrix or exceeds 2x spike amount for water matrix or sample diluted due 10 high matrix or <br /> analvte content <br /> DHS Certification No 1644 <br /> QA/QC OFfice', <br />