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110 2nd Avenue South #D7 Pacheco CA 94553-5560 <br /> =A# NN41cCampbelI Analytical Inc Telephone 925-798-1520 Fax 925 798 1622 <br /> _ http//www mccampbell coin E-mail main@mccampbell com <br /> QC SUMMARY REPORT FOR SW8260B <br /> Matrix W WorkOrder 0212213 <br /> EPA Method SW8260B Extraction SW5030B BatchlD 5282 Spiked Sample lD 0212211-001B <br /> Sample Spiked MS* MSD* MS-MSD* LCS LCSD LCS-LCSD Acceptance Criteria(%) <br /> Compound — <br /> pg/L pg/L %Rec %Rec %RPD %Rec %Rec %RPD Low High <br /> Dnsopropyl ether(DIPE) ND 10 116 118 1 79 114 114 0 156 70 130 <br /> Ethyl tert-butyl ether(ETBE) ND 10 105 106 0 674 105 104 0 487 70 130 <br /> Methyl-t-butyl ether(MTBE) 6 969 10 115 115 0 121 110 110 0201 70 130 <br /> tert-Amyl methyl ether(TAME) ND 10 97 103 5 81 100 997 0 264 70 130 <br /> Methanol ND 2500 109 110 0 932 983 109 103 70 130 <br /> Ethanol ND 500 119 118 0 702 883 784 119 70 130 <br /> %SS 110 100 110 110 00903 109 108 161 70 130 <br /> All target compounds in the Method Blank of this extraction batch were ND less than the method RL with the fallowing 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 /> N/A=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 matnx or <br /> analyte content <br /> %Recovery=100*(MS-Sample)/(Amount Spiked) RPD=100'(MS—MSD)/(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 tenth spike recovery <br />