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110 2nd Avenue South #D7 Pacheco CA 94553-5560 <br /> 4 1 McCampbell Analytical, Inc. Telephone 925 798-1620 Fax 925 798 1622 <br /> Website www mccampbell com E-marl main(amccawpbell com <br /> QC SUMMARY REPORT FOR SM5220D <br /> W O Sampte Matrix Soil QC Matrix Soil WorkOrder 0504049 <br /> EPA Method SM5220D Extraction Batch1D 15751 Spiked Sample ID NIA <br /> i <br /> Sample Spiked MS MSO MS-MSD LCS LCSD LCS-LCSD Acceptance Criteria <br /> Analyte (%) <br /> mg7Kg mg/Kg %Rec % Rec %RPD % Rec % Rec %RPD MS 1 MSD LCS 1 LCSD <br /> COD N/A 10000 N/A NIA N/A 98 5 991 0 NIA 90-110 <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 15751 SUMMARY <br /> Sample ID Date Sampled Date Extracted Date Analyzed Sample ID Date Sampled Date Extracted Date Analyzed <br /> i 0504049-GOIA 4!01105 4108/05 4/08105 10 53 AM I <br /> i <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)/(Amount Spiked) RPD=100"(MS- MSD)/((MS+MSD)1 2) <br /> MS!MSD spike recoveries and/or%RPD may fall outside of laboratory acceptance cnteria due to one or more of the following reasons a)the sample is inhomogenous AND <br /> 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=anal a concentration in sam le exceeds s skis amount for soli matrix or exceeds 2x s ike amount far water matrix or sam le diluted due to hi h matrix or anal a content <br /> HS CertIftcatlon No 1644 ��QA/QC Officer <br />