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110 2nd Avenue South 4D7 Pacheco CA 94553 5560 <br /> McCampbell Analytical Inc Telephone 925-798-1620 Fax 925-798-1622 <br />' hnp.Nwww mccampbell com E-mail main rQmccamphel]coin <br /> QC SUMMARY REPORT FOR SW8021BI8015Cm <br /> Matrix W WorkOrder 0303421 <br /> ' EPA Method SW8021B/8015Cm Extraction SW5030B BatchlD 6308 Spiked Sample ID 0303425-003A <br /> Sample Spiked MS* MSD" MS-MSD- LCS 1-CSD LCS-LCSD Acceptance Criteria(%) <br /> Compound <br /> ug/L lig/L %ReG %Rec %RPD %Rec %Rec %RPD Low High <br /> TPH(gas) NO 60 110 115 496 it 1 114 231 80 120 <br /> ' <br /> MTBE ND 10 977 102 461 100 l05 447 80 120 <br /> Benzene ND 10 96 934 276 92 8 102 994 80 120 <br /> Toluene NO 10 918 868 559 874 91 3 443 80 120 <br /> Ethylbenzene NO 10 98 958 230 93 6 t02 874 80 120 <br /> Xylenes NO 30 933 923 108 88 7 933 5 13 80 120 <br /> ' %S3 960 100 973 96 134 95 2 93 a 1 52 80 120 <br /> All target compounds in the Method Blank of this extraction batch were NO less than the method RL with the following exceptions <br /> ' NONE <br /> 1 <br /> 1 <br /> MS=Matnx 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=anatyte 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)I(Amount Spiked) RPD=100*(MS—MSD)/(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 relative to the amount spiked orb if that specific sample matrix Interferes with spike recovery <br />