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110 2nd Avenue South #D7 Pacheco CA 9553-5560 <br /> F4McCaxnpbell Analytical Inc Telephone 925-798 1620 Fax 925 798-1622 <br /> _ htt //www mecampbell com E mail main r ccampbell corn <br /> QC SUMMARY REPORT FOR SW8021B/8015Cm <br /> Matrix W Workarder 0301367 <br /> IEPA Method SW8021 B/8015Cm ,Extraction SW5030B BatchlD 5754 Spiked Sample fD 0301365-005A <br /> Compound D <br /> Sample Spiked MS' MS " MS-MSD-1 LCS LCSD LCS-LCSD Acceptance Criteria(%) <br />' pg/L Ng/L %Rec %Rec %RPD %Rec %Rec %RPD Low High <br /> TPH(gas) ND 60 102 103 141 114 101 125 80 120 <br /> I MTBE ND 10 91 2 92 0 945 927 902 271 80 120 <br /> Benzene ND 10 98 3 98 0 299 971 94 3 295 80 120 <br /> Toluene ND 10 99 1 99 00940 102 95 742 80 120 <br />' Ethylbenzene ND 10 975 975 00563 968 93 5 344 80 120 <br /> Xylenes ND 30 100 100 0 103 96 736 80�— 120 <br />' %SS 905 100 90 6 904 0 184 91 9 86 9 5 58 80 120 <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 /> I <br /> I <br /> I <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 matrix spike and matrix spike duplicate <br /> NR=analyte concentration in sample exceeds spike amount for sod 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)I(Amount Spiked) RPD=100'(LUIS—MSD)I(MS+MSD)•2 <br /> MS and 1 or MSD spike recoveries may not be near 100%or the RPDs near O%If a)the sample is inhomogenous AND contains significant concentrations of <br />' analyte relative to the amount spiked or b if that speafic sample matrix interferes with spike recovery <br />