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110 2nd Avenue South #D7,Pacheco,CA 94553-5560 <br /> E4::: <br /> McCampbell Analytical, Inc. Telephone 925-7981620 Fax 925-798 1622 <br /> Z4 Website www mccanVbell cam F-mail maui@mcca pb0l cam <br /> QC SUMMARY REPORT FOR SW8015C <br /> Matrix W WorkOrder 0406242 <br /> EPA Method SW8015C Extraction SW3510C BatchlD 11951 Spiked Sample ID N/A <br /> Sample Spiked i MS" MSD' MS-MSD" LCS -1-CSD LCS-LCSD Acceptance Crttena(°/a) <br /> pg/L pg)L %Rec %Rec %RPD %Rec %Rec %RPD Low High <br /> T-PH(d) N/A 7500 N/A N/A N/A 110 109 165 70 130 <br /> %SS N/A 2500 N/A NIA N/A 108 106 170 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 /> 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)/((MS+MSD)/2) <br /> '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=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 matrix or sample diluted due to high matrix or <br /> lanalyte content <br /> DHS Certlficatton No 1644 QA/QC Officer <br />