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110 2nd Avenue South,#07,Pacheco CA 94553 5560 <br /> McCampbell Analytical Inc Telephone 925-798-1620 Fax 925-198-1622 + <br /> Ihttp Ilwww mccampbell cum E maul nuun@mccanipbell com _ <br /> • QC SUMMARY REPORT FOR SW8260B <br /> Matnx W WorkOrder 0301367 <br />' EPA Method SW8250B Extraction SW5030B BatchlD 5759 Spiked Sample ID 030136MOlB <br /> Sample Spiked MS* MSD" MS-MSD" LCS LCSD LCS-LCSD Acceptance Criteria(%) <br /> Compound — — - <br />' <br /> pg/L. pg/L %Rec %Rec %RPD %Rec %Rec %RPD Low High <br /> Benzene ND !0 102 100 1 93 99 97 6 145 70 130 <br />' tert-Amyl methyl ether(TAME) ND 10 821 793 3 53 79 1 77 272 70 130 <br /> Methyl-t-butyl ether(MTBE) ND 10 771 756 198 74 7 712 471 70 130 <br /> Toluene ND 10 952 937 157 94 4 93 7 0 761 70 130 <br />' Dnsopropyl ether(171PE) ND 10 91 7 895 346 89 863 3 09 70 130 <br /> Ethyl tent-bury]ether(ETRE) ND t0 865 85 3 138 84 7 816 3 73 70 130 <br />' %SS1 ND 100 111 109 1 47 97 4 94 5 304 70 130 <br /> %S82 ND 100 883 895 1 32 89 7 867 340 70 130 <br />' %SS3 ND 100 954 965 1 14 98 1 964 1 76 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 /> NONE <br /> MS=Matrix Spike MSD=Matrix Spike Duplicate LCS=Laboratory Control Sample LCSD=Laboratory Control Sample Duplicate RPD=Relative Percent <br />' Deviation <br /> NIA=not enough sample to perform malrux 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 />' %Recovery=100*(MS-Sample)1(Amount Spiked) RPD=100'(MS-MSD)I(MS+MSD)*2 <br /> *MS and I or MSD spike recoveries may not be near 1(10%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 />