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110 2nd Avenue South PD7 Pacheco,CA 94553-5560 <br /> McCampbell Analytical IncI Telephone 925-798 1620 Fax 925-796-1622 <br />' http/Iwww mccampbell com E-mail main@mccampbell coin <br /> • QC SUMMARY REPORT FOR SW8015C <br /> 1 <br /> Matnx W WorkOrder 0307006 <br />' EPA Method SW8015C Extraction SW3510C BatchlD 7641 Spiked Sample ID N/A <br /> Sample Spiked MS* MSD" MS-MSD LCS LCSD LCS-LCSD Acceptance Criteria(%) <br />' Ng/L pg/L %Rec %Rec %RPD %Rec %Rec %RPD Low High <br /> TPH(d) N/A 7500 N/A N/A NIA 104 104 0 70 130 <br />' %SS NIA 100 N/A N/A N/A 116 116 0 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 /> I <br /> 1 <br /> I <br /> I <br /> MS=Matrix Spike MSD=Matrix Spike Duplicate,LCS=Laboratory Control Sample LCSD Laboratory Control Sample Duplicate,RPD=Relative Percent <br /> Deviation <br /> Recovery=100'(MS-Sample)I(Amount Spoked),RPD=100'(MS—MSD)/(MS+MSD)'2 <br /> I 'MS and/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 /> analyte relative to the amount spiked or b)if that specific sample matrix interferes with spike recovery <br /> . N/A M not enough sample to perform matrix spike and matrix spike duplicate <br /> NR=analyte concentration in sample exceeds spike amount for sod matrix or exceeds 2x spike amount for water matrix or sample diluted due to high matrix or <br /> Ianalyte content <br />