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110 2nd Avenue South ND7 Pacheco CA 9�corn <br /> FA—# Mcc <br /> ampbell Analytical Inc Telephone 925-798-1620 Fax 925 79 <br /> httpllwww mccampbell com E mad man@mc <br /> • QC SUMMARY REPORT FOR SW826013 <br /> Matrix W WorkOrder 0208316 <br /> EPA Method SW8260B Extraction SW5030B BatchlD 3575 Spiked Sample 10 NIA <br /> Sample Spiked MS' MSD' MS-MSD' LCS LCSD LCS-LCSD Acceptance Criteria(%) <br /> Compound -- — ---- -- -- - <br /> NgIL NgIL % Rec % Rec %RPD %Rec %Rec %RPD Low High <br /> cert-Amyl methyl ether(TAME) NIA 10 NIA NIA NIA 101 107 593 70 130 <br /> Methyl-t-butyl ether(MTBE) NIA 10 NIA NIA NIA 101 108 696 70 130 <br /> Diisopropyl ether(DIPS) NIA 10 NIA NIA NIA 101 107 637 70 130 <br /> Ethyl tert-butyl ether(ETBE) NIA 10 NIA NIA NIA 101 107 561 70 130 <br /> %SSl NIA 100 NIA NIA NIA 107 106 108 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 /> MS=Matrix Spike MSD=Matrix Spike Duplicate LCS=Laboratory Control Sample LCSD=Laboratory Control Sample Duplicate RPD=Relative Percent <br /> Deviation <br /> NIA=not enough sample to perform matrix spike and matrix spike duplicate <br /> N R=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 /> %Recovery=100-(MS Sample)/(Amount Spiked) RPD=100•(MS-MSD)1(MS+MSD)'2 <br /> MS and I or MSD spike recoveries may not be near 100%or the RPDs near 0%if a)the sample is inhomogenous AND contains significant concentrations of <br /> analyte relative to the amount spiked or b)if that specific sample matrix interferes with spike recovery <br />