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' 110 2nd Avenue South ffD7 Pacheco CA 94553-5560 <br /> McCampbell Analytical Inc Telephone 925-798-1620 Fax 925-798-1622 <br /> http!/www mccampbell corn E mail main r�i mccampbell corn <br /> QC SUMMARY REPORT FOR SW8260B <br /> Matrix S WorkOrder 4211054 <br /> ' EPA Method SW8260B Extraction SW5030B BatchlD 4746 Spiked Sample ID NIA <br /> i <br /> Sample Spiked MS* MSD* MS-MSD" LCS LCSD iLCS-LCSD Acceptance Cnterla(%) <br /> Compound <br /> ' pg/Kg Ng/Kg % Rec %Rec %RPD %Rec % Rec %RPD Low High <br /> I <br /> tert-Amyl methyl ether(TAME) NIA 50 NIA N/A N/A 86 l 974 123 70 130 <br /> Methyl-t-butyl ether(MTBE) NIA 50 NIA NIA NIA 863 991 13 8 70 130 <br /> Dusopropylether(DIPE) N/A 50 N/A N/A NIA 101 107 624 70 130 <br /> Ethyl tert-butyl ether(ETBE) N/A 50 NIA N/A NIA 92 102 106 70 130 <br /> ' %SSI NIA 100 T NIA j NIA NIA l05 109 3 77 70 130 <br /> All target compounds in the Method Blank of this extraLtlon batch were ND less than the method RL with the following exceptions <br /> t NONE <br /> MS=Matrix Spike MSD=Matrix Spike Duplicate LCS=Laboratory Control Sample LCSD=Laboratory Control Sample Duplicate RPD=Refatve Percent <br /> ' Deviation <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 /> %Recovery=100*(MS-Sample)1(Amount Spiked) RPO=100*(MS—MSD)I(MS+MSD)`2 <br /> *MS and/or MSD spike remvenes may not be near 100%or the BPDs 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 />