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i <br /> 110 2nd Avenue South #D7 Pacheco CA 94553 5560 <br /> McCampbell Analytical, Inc. Telephone 925 798 1620 Fax 925-798-1622 <br /> ' Website www rweampbell com E-mail main@mccampbell coin <br /> • QC SUMMARY REPORT FOR SW8260B <br /> W O Sample Matrix Sod QC Matrix Soil WorkOrder 0503163 <br /> EPA Method SW8260121 Extraction SW5030B BatchlD 15289 Spiked Sample ID 0503141-006A � <br /> Analyte Sample Spiked MS" MSD" MS-MSD" LCS.y LCSD LCS-LCSD Acceptance Criteria(%) <br /> mg/kg mg/kg %Rec % Rec %RPD %Rec % Rec % RPD MS/MSD LCS/LCSD <br /> ' 1,2-Dibromoethane(EDB) ND 0 050 118 118 0 119 119 0 70-130 70-130 <br /> 1,2-Dichloroethane(1,2-DCA) ND 0 050 102 106 423 101 102 1 33 70- 130 70-130 <br /> ' %SSI 98 0 050 1 104 105 0 750 102 1 102 0 70- 130 70- 130 <br /> All target compounds in the Method Blank ofthis extraction batch were ND less than the method RL with the following exceptions <br /> ' NONE <br /> BATCH 15289 SUMMARY <br /> Sample ID Date Sampled Date Extracted Date Analyzed Sample ID Date Sampled Date Extracted Date Analyzed <br /> 0503163-004A 3/08/05 3109/05 6 56 PM 3/11/05 7 54 PM 0503163-006A 3/08105 3/09/05 6 56 PM 3/1 1105 10 02 PM <br /> 0503163-007A 3108/05 3/09/05 6 56 PM 3111/05 10 45 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)/(Amount Spiked) RPD=100`(MS- MSD)I((MS+MSD)12) <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 <br /> AND contains significant concentrations of analyte relative to the amount spiked or b)the spiked samples matrix interferes with the spike recovery <br /> NIA=not enough sample to perform matrix spike and matrix spike duplicate <br /> NR=analyte concentration m sample exceeds spike amount for sail matrix or exceeds 2x spike amount for water matrix or sample diluted due to high matnx or analyte content <br />' oratoa extraction solvents such as methylene chloride and acetone may occasionalIX appear in the method blank at low levels <br /> DHS Certification No 1644 QA/QC Officer <br />