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I 10 2nd Avenue South #D7 Pacheco CA 94553-5560 <br /> A# McCampbell Analytical, Inc. Telephone 925 7984620 Fax 925-798-1622 <br /> Website www mecampbell com E mail main®mccampbell corn <br /> QC SUMMARY REPORT FOR SW8015C <br /> W O Sample Matrix Sod QC Matnx Soil WorkOrder 0602166 <br /> EPA Method SW8015C Extraction SW3550C BatchlD 20266 Spiked Sample ID 0602166-OOIA <br /> Analyte Sample Spiked MS MSD MS-MSD LCS LCSD I LCS-LCSD Acceptance Cntena(%) <br /> mglKg mglKg %Rec %Rec %RPD %Rec %Rec %RPD I MS 1 MSD LCS 1 LCSD <br /> TPH(d) ND 20 106 106 0 100 991 1 07 70- 130 70- 130 <br /> °�� 97 50 95 95 0 85 84 1 03 1 70- 130 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 2QM SUMMARY <br /> Sample ID Date Sampled Date Extracted Date Analyzed Sample ID Date Sampled —Date Extracted Date Analyzed <br /> 0602166-OOIA 2/08/06 2/09/06 2/10/06 8 17 AM I 0602166-002A 2/08106 2/09106 2/10/06 9 26 AM <br /> 0602166-003A 2/08/06 2/09/06 Z/10/06 10 34 AM <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)1((MS+MSD)/2) <br /> MS 1 MSD spike recoveries and/or%RPD may fall outside of laboratory acceptance criteria due to one or more of the following reasons a)the sample is Inhomogenous <br /> 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 sample to perform matrix spike and matrix spike duplicate <br /> NR=analyte concentration in sample exceeds spike amount for soil matrix or exceeds 2x spike amount for water matnx or sample diluted due to high matnx or analyte <br /> content <br /> DHS Certification No 1644 <br /> QA/QC Officer <br />