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# 110 2nd Avenue South #D7 Pacheco,CA 94553-5560 <br /> McCampbell Analytical Inc Telephone 925-798-1620 Fax 925-798-1622 <br />' I htip Ilwww mccaniLmll com E-mail mwn@meeampbell cam <br /> QC SUMMARY REPORT FOR SW8260B <br /> BatchlD 2277 Matra W WorkOrder 0206046 <br />' [ ; EPA Method SW8260B Extraction SW503013 Ext Date 6105102 Spiked Sample ID 0206046-004C <br /> t Sample Spiked MS- MSD' MS-MSD' LCS LCSD LCS-LCSD Acceptance Cntena(%) <br /> Compound <br /> µg/L Ng1L %Ree %Rea %RPD %Ree %Ree, %RPD Low High <br /> Dusopropyl ether(DIPS) ND 10 125 121 272 892 995 038 70 130 <br />' Ethyl tert-butyl ether(ETBE) ND 10 111 109 208 921 917 049 70 130 <br /> Methyl-t-butyl ether(MTBE) ND 10 915 89 277 861 85 5 071 70 130 <br /> tert-Amyl methyl ether(TAME) ND 10 103 995 321 942 93 5 075 70 130 <br /> t %SS 107 10 107 108 0 962 949 922 29 70 130 <br /> All target compounds to the Method Blank of this extraction batch were ND less than the method RL with the following exceptions <br /> NONE <br /> 1 <br /> MS=Matnx Spike,MSD=Matrix Spike Duplicate ICS=Laboratory Control Sample LCSD=Laboratory Control Sample Duplicate,RPD=Relative Percent <br /> Deviation <br /> NIA=not enough sample to perform matrx spike or analyte concentration in sample exceeds spike amount <br /> %Recovery=100.(MS-Sample)I(Amount Spiked),RPD=100•(MS—MSD)/(MS+MSD)"2 <br /> ' 3 'MS and 1 or MSD spike recovenes 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 wth spike recovery <br /> 1 4# <br />