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' 110 2nd Avenue South #D7 Pacheco CA 94553-5560 <br /> McCampbell Analytical Inc Telephone 925-798-1624 Fax 925-798-1622 <br /> ' http Ilwww mccampbell com E marl nunu@mccompbell corn <br /> QC SUMMARY REPORT FOR SW8260B <br /> Matrix W Workorder 0309192 <br /> ' EPA Method SW826013 Mdraction SW5030B BatchlD 8476 Spiked Sample I❑ 0309188-0016 <br /> Sample Spiked MS" MSD" MS-MSD LCS I LCS❑ LCS-LCS❑ Acceptance Criteria(%) <br /> pg/L pg/L %Rec %Rec %RPD %Ree % Rec %RPD Low High <br /> tert-Amyl methyl ether(TAME) ND 10 87 871 00608 783 947 795 70 I30 <br /> ' t-Butyl alcohol(TBA) ND 50 81 1 822 134 855 863 0 852 70 130 <br /> 1,2-Dibromoethane(EDB) ND 10 109 107 238 142 102 0 70 130 <br /> 1,2-Dichloroethane(1,2-DCA) ND 10 103 103 0 933 953 2 14 70 130 <br /> ' Dusopropyl ether(I)IPE) Nil 10 103 104 0 951 932 96 292 70 130 <br /> Ethanol ND 500 937 957 205 928 968 419 70 130 <br /> ' Ethyl tert-butyl ether(ETRE) ND 10 896 903 0 760 82 829 1 17 70 130 <br /> Methanol ND 2500 102 114 106 919 936 178 70 130 <br /> ' Methyl-t-butyl ether(MTBE) ND 10 90 914 158 864 872 0 972 70 130 <br /> %SSI 103 100 91 1 912 0209 996 977 0 932 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 /> %Recovery=100`(MS-Sample)/(Amount Spiked) RPD=100"(MS—MSD)I(MS+MSD)"2 <br /> MS and 1 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 refstive to the amount spiked,or b)if that specific sample matrix interferes with spike recovery <br /> WA M 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 methylene chloride and acetone may occasionally ap ear in the method blank at low levels <br /> tJj <br /> ' <br /> v <br />