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1 <br /> 110 2nd Avenue South #D7 Pacheco CA 94553-5560 <br /> McCampbell Analytical Inc Telephone 925-798-1620 Fax 925-798-1622 <br />' I hap llwww mccampbell coin E-mail mam remccampbell corn <br /> QC SUMMARY REPORT FOR SW8260B <br /> Matrix W WorkOrder 0309037 <br />' EPA Method SW8260B Extraction SW5030B BatchlD 8364 Spiked Sample ID 0309038-001A <br /> Sample Spiked MS* MSD' MS-MSD LCS LCSD LCS-LCSD Acceptance Criteria(%) <br /> pg/L pgIL % Rec % Rec %RPD %Rec %Rec %RPD Low High <br /> tert-Amyl methyl ether(TAME) ND 10 863 873 1 12 906 893 142 70 130 <br /> t-Butyl alcohol(TBA) ND 50 888 851 433 994 108 861 7� 130 <br /> 1 2-Dibromoethane(EDB) ND 10 103 101 1 36 101 107 5 81 70 - 130 <br /> 1,2-1)ichloroethane(1,2-DCA) ND 10 101 — -102 0 873 101 106 460 70 130 <br />' Dnsopropyl ether(DIPE) ND 10 995 101 �1 29 92 8 973 466 70 130 <br /> Ethanol ND 500 91 1 108 167 876 107 I 20 1 70 130 <br />' Ethyl tert-butyl ether(ETBE) ND 10 905 9I 6 1 20 884 933 541 70 130 <br /> Methanol ND 2500 986 102 3 67 99-7 107 i 674 70 130 <br /> Methyl-t-butyl ether(MTBE.) ND 10 93 929 00326 966 103 6 13 70 i 130 <br />' - %SSI 97 1 100 107 108 0704104 4 <br /> 106 185 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 /> I NONE <br /> MS=Matrix Spike MSD=Matnx Spike Duplicate LCS=Laboratory Control Sample LCSD=Laboratory Control Sample Duplicate RPD=Relative Percent <br /> Deviation <br /> %Recovery=1oil'(MS Sample)I(Amount Spiked) RPD=100*(MS-MSD)I(MS+MSD)*2 <br /> "MS and I 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 with spike recovery <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 /> Laboratory extraction solvents such as meth lene chloride and acetone may occasionally appear in the method blank at low levels <br /> I <br />