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' McCamnbell Analytical Inc <br /> _ 1534\Villow Pass Road,Pittsburg,CA 94565-1]01 <br /> "When OualiN Counts" Web:www.mccampbclLcom E-mail:main©mhampbell.com <br /> Teie hone:87]-252-9262 Fax'925-252-9269 ' <br /> QC SUMMARY REPORT FOR 6010C <br /> W.O.Sample Matrix: Soil QC Matrix: Soil <br /> WorkOrder: 07102571 <br /> EPA Method 6010C Extraction SW3050B BatchID: 31167 Spiked Sample ID 0710237-020A <br /> AnalyteSample Spiked MS MSD MS-MSD Spiked -LCS LCSD LCS-LCSD Acceptance Criteria(%) <br /> Y <br /> mg/Kg mg/Kg %Rec. %Rec. °/RPD mg/Kg %Rec. %Rec. %RPD MS/MSD RPD LCS/LCSD RPD <br /> Lead 150 50 104 76,1 7.29 10 100 103 2.48 75- 125 20 80- 120 20 <br /> /.SS: 103 250 1 104 1 100 4.01 250 99 104 4.42 70- 130 1 20 70- 130 20 <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 31167 SUMMARY <br /> Sample ID Date Sampled Date Extracted Date AnalyzedSample ID Date Sampled Date Extracted Date Analyzed <br /> 0710257-001 A 10/05/07 12:15 PM 10/05/07 10/08/07 12:43 PM <br /> 1 <br /> t <br /> 1 <br /> t <br /> I <br /> k <br /> i <br /> i <br /> l <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)/2). <br /> i <br /> MS/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 j <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 /> N/A=not applicable to this method. . I <br /> I <br /> k <br /> DHS ELAP Certification N°1644 _ v'`. QA/QCOfficer <br /> i <br />