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110 2nd Avenue South,#p7,Pacheco CA 9x553 5560 <br /> McCampbell Analytical Inc Telephone 925-798-1620 Fax 925-798-1622 <br /> h //www mcc bell com Email roam uca� bell corn <br /> QC SUMMARY REPORT FOR SW8260B <br /> 1 <br /> Matrix W WorkOrder 0210339 <br /> ' EPA Method SW8260B Extraction SW5030B BatchlD 4523 Spiked Sample ID N/A <br /> Sample Spiked MS" MSD" MS-MSD* LCS LCSD LCS-LCSD Acceptance Cntena(%) <br /> Compound <br /> pg/L pg/L %Rec %Rec %RPD %Rec %Rec %RPD Low High <br /> Benzene N/A 10 N/A N/A N/A 102 104 1 63 70 130 <br /> tert-Amyl methyl ether(TAME) N/A 10 N/A NIA N/A 102 101 0 386 70 130 <br /> Methyl-t-butyl ether(MTBE) N/A 10 NIA N/A N/A 928 929 00860 70 130 <br /> Toluene N/A 10 N/A NIA N/A Ill 110 0 772 70 130 <br /> Dusopropy)ether(DIPE) N/A 10 N/A N/A N/A 882 88 3 0 102 70 130 <br /> Ethyl tert-butyl ether(ETBE) N/A 10 N/A N/A N/A 989 992 0 269 70 130 <br /> %SSI N/A 100 N/A N/A NIA 916 908 0 832 70 130 <br /> %SS2 NIA 100 NIA N/A N/A 94 938 0 261 70 130 <br /> ' %SS3 N/A 100 N/A NIA N/A 92 1 926 0 590 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 /> lie NONE <br /> 1 <br /> I <br /> MS=Matrix Spike MSD=Matrix Spike Duplicate,LCS=Laboratory Control Sample,LCSD=Laboratory Control Sample Duplicate RPD=Relative Peroent <br /> ' Deviation <br /> N/A=not enough sample to perforin 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 matnx or sample diluted due to high matrix or <br /> analyte content <br /> ' %Recovery=1 DO"(MS-Sample)I(Amount Spiked) RPD=100•(MS—MSD)I(MS+MSD)"2 <br /> "MS and/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 />