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6 McCampbell Analytical, Inc. 1534 Willow Pass Road,Pittsburg,CA 94565-1761 <br /> Web'wunv.mccampbcll.com E-mail:maut(u7mccampbell.com <br /> "Wben Oualitv Counts" Tele hent:877-252-9262 Fax:925-252-9269 <br /> QC SUMMARY REPORT FOR SW8260B <br /> W.O.Sample Matrix: Water QC Matrix: Water WorkOrder 0706775 <br /> EPA Method SW6260B Extraction SW5030B BatchlD. 29037 Spiked Sample ID: 0706777-0038 <br /> Analyte Sample Spiked MS MSD MS-MSD LCS LCSD LCS-LCSD Acceptance Criteria(%) <br /> pgfL IIgIL %Rec. %Rec. %RPD %Rec. %Rec. %RPD MS I MSD RPD LCS/LCSD I RPD <br /> 1,2-Dibromoethane(EDB) ND 10 94.5 95.5 1.10 98.1 89.3 9.41 70- 130 30 70- 130 30 <br /> 1,2-Dichloroethane(1,2-DCA) ND 10 104 1 104 1 0i05 1 107 1 2.17 70- 130 30 70- 130 30 <br /> °/aSS]: ]02 10 lot 1 100 1 1.24 i 103 1 114 1 10.7 70- 130 30 70- 130 30 <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 29037 SUMMARY <br /> Sample ID Date Sampled Date Extracted Date Analyzed Sample ID Date Sampled Date Extracted Date Analyzed <br /> 0706775-001A 06/28/07 8:23 AM 06.130107 06/30/07 5:31 PM <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=900'(MS- MSD)I((MS+MSD)/2). <br /> MS I MSD spike recoveries and I or%RPD may fall outside of laboratory acceptance criteria 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 /> 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 analyte content. <br /> JP <br /> DHS ELAP Certification N° 1644 QA/QC Officer <br />