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' 110 2nd Avenue South,#137 Pacheco CA 94553 5560 <br /> McCampbell Analytical, Inc. Telephone 925-798-1620 Fax 925-798.1522 <br />' Website www mccampbell corn E-mad man®mccamnpbelt com <br /> l� QC SUMMARY REPORT FOR SW8260B <br /> I <br /> W O Sample Matrix Water QC Matrix Water WorkOrder 0410373 <br />' EPA Method SW8260B Extraction SW5030B BatchlD 13699 Spiked Sample ID 0410357-0098 <br /> Analyte Sample Spiked MS' MSD* MS-MSD- LCS LCSD LCS-LCSDAcceptance Criteria(%) <br />' pg/L pg/L % Rec % Rec % RPD %Rec %Rec %RPD Low High <br /> Methyl-t-butyl ether(MTBE) ND l0 976 98 0 379 101 101 0 70 130 <br />' %SSl 110 10 101 100 0 577 97 95 2 18 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 /> I <br /> MS=Matnx Spike MSD=Matrix Spike Duplicate LCS=Laboratory Control Sample LCSD=Laboratory Control Sample Duplicate RPD=Relative Percent <br /> Deviation <br /> %Recovery=100'(MS-Sample)I(Amount Spiked) RPD=100"(MS- MSD)I((MS+MSD)12) <br /> I '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 <br /> inhomogenous AND contains significant concentrations of analyte relative to the amount spiked,or b)the spiked sample's matrix interrores with the spike recovery <br /> NIA=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 /> analyte content <br /> Laboratory extraction solvents such as methylene chloride and acetone may occasionally appear in the method blank at low levels <br /> IDHS Certification.No 1644 QA/QC Officer <br />