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110 2nd Avenue South flD7 Pacheco CA 94553 5560 <br /> McCampbell Analytical, Inc. Telephone 925-798-1620 Fax 925 798-1622 <br /> 14 1 Website www mecanrpbell com E mail main rr mccan:pbell com <br /> QC SUMMARY REPORT FOR SW8260B <br /> W 0 Sample Matrix Water QC Matrix Water WorkOrder 0411153 <br /> EPA Method SW8260B Extraction SW5030B BatchlD 13908 Spiked Sample ID 0411159-003C <br /> Sample Spiked MS* MSD* MS-MSD* LCS LCSD LCS-LCSD Acceptance Criteria(%) <br /> Analyte <br /> Ng1L lig/L % Rec % Rec % RPD %Rec % Rec % RPD MS/MSD 1LCS 1 LCSD <br /> tert-Amyl methyl ether(TAME) ND 10 834 957 270 83 933 0 359 70-130 70-130 <br /> t-Butyl alcohol("CBA) ND 50 959 949 1 06 948 929 204 70-130 70 130 <br /> Dilsopropyl ether(DIPE) ND 10 997 104 5 73 101 101 0 v 70- 130 70-13 <br /> Lthyl ter(-butyl ether(ETA$) ND 10 101 104 3 11 102 101 0 287 70-130 70-130 <br /> Methyl-t-butyl ether(MTBE) 6 132 10 100 103 1 51 95 7 957 0 70-130 70-130 <br /> %S5I 102 10 99 98 1 45 100 99 0 515 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 /> I <br /> i <br /> MS=Matrix Spike MSD=Matrix Spike Duplicate LCS=Laboratory Control Sample LCSD=Laboratory Control Sample Duplicate RPD=Relative Percent <br /> Deviation <br /> %Recovery=100*(MS Sample)/(Amount Spiked) RPD=100*(MS MSD)/((MS+MSD)12) <br /> MS 1 MSD spike recoveries and/or%RPD may fall outside of laboratory acceptance criteria due to one of 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 interferes 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 sod 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 a ar in the method blank at low levels <br /> DHS Certification No 1644 QA/QC Officer <br />