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110 2nd Avenue South,#D7 Pacheco CA 94553 5560 <br /> McCampbcll Analytical Inc Telephone 925-798 1620 Far 925-798 1622 <br />' http Hwww mecampbell corn E-mail main c@mecampbell com <br /> QC SUMMARY REPORT FOR SW8015C <br /> 1 <br /> Matrix W WorkOrder 0211472 <br />' EPA Method SW8015C Extraction SW3510C BatchlD 5083 Spiked Sample ID N/A <br /> Compound <br /> Sample Spiked S' MSD* MS MSD* LCS LCSD LCS-LCSD Acceptance Criteria{%) <br /> Pg/L Ng/L �%AMRec; %Sec %RPD %Rec %Rec %RPD Low High ' <br /> TPH(d) N/A 7500 N/A N/A NIA 117 113 309 70 130 <br />' %SS NIA 100 N/A NIA N/A 1 112 1 109 283 70 130 <br /> All target compounds to the Method Blank of this extraction batch were ND less than the method RL with the following exceptions <br />' NONE <br /> MS=Matrix Spike MSD=Malnx Spike Duplicate LCS=Laboratory Control Sample,LCSD=Laboratory Control Sample Duplicate,RPD=Relatwe <br /> Deviation <br /> • N/A=not enough sample to perform matrix spike and matrix spike duplicate Percent <br /> NR=analyte concentration in sample exceeds spike amount for sod matrix or exceeds 2x spike amount for water matnx or sample diluted due to high matrix or <br /> analyte content <br /> %Recovery=too*(MS Sample)I(Amount Spiked) RPD=100*(MS—MSD)/(MS+MSD)*2 <br /> *MS and I or MSD spike recoveries may not be near 100%or the RPDs near 0%if a)the sample is inhomogenous AND contains significant concentrations of <br /> Ianalyte relative to the amount spiked or b)if that specific sample matrix interferes with spike recovery <br />