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I 10 2nd Avenue South,#D7 Pacheco CA 94553 5560 <br /> McCampbell Analytical, Inc. Telephone 925 798-1620 Fax 925-798 1622 <br /> Website www mccampbell com E-mail mainQmccampbell corn <br /> QC SUMMARY REPORT FOR SW8015C <br /> Matrix W WorkOrder 0403274 <br />' EPA Method SW8015C Extraction SW3510C BatchlD 10790 Spiked Sample ID NIA <br /> Sample Spiked M5" MSD' MS-MSD' LCS LCSD LCS-LCSD Acceptance Cntena(%) <br />' Ng/L pg/L %Rec % Rec %RAD % Rec %Rec %RPD Low High <br /> TPH(d) N/A 7500 N/A N/A N/A 115 115 0 70 130 <br />' %SS N/A 2500 N/A N/A N/A 100 100 0 70 130 <br /> target compounds to the Method <br /> All taBlank of this extraction batch were ND less than the method RL with the following exceptions <br /> NONE <br /> I <br />�s <br /> w <br /> MS=Matrix Spike,MSD=Matrix Spike Duplicate LCS=Laboratory Control Sample LCSD=Laboratory Control Sample Duplicate RPO=Relative Percent <br /> Deviation <br /> %Recovery=100•(MS-Sample)!(Amount Spiked) RPD=100'(MS- MSD)1((MS+MSD)12) <br /> 'MS and 1 or MSD spike recoveries may not be near 100%or the RPDs near 0%if a)the sample is mhomogenous 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=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 /> analyte content <br /> DHS Cert>fication No 1644 QA/QC Officer <br /> I <br />