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y, av 110 2nd Avenue South,4D7,Pacheco,CA 94553-5560 <br /> McCampbell Analytical Inc. Telephone 925-798-1620.,Fax:925-798-1622 <br /> r hV://www.mccampbell.corn-E-mail:main@mcrampbell.com <br /> QC SUMMARY REPORT FOR SW8021B/8015Cm <br /> Matrix:W WorkOrder: 0303190 <br /> EPA Method: SW8021 B/8015Cm Extraction: SW5MOB BatchID:6164 Spiked Sample ID: 0303190-OOIA <br /> * Sample Spiked MS* MSD* MS-MSD* LCS LCSD LCS-LCSD Acceptance Criteria(%) <br /> Compound <br /> Pg/L Ng/L %Rec. %Rec. %RPD %Rec. %Rec. %RPD Low High <br /> TPH(gas) ND 60 95 92.8 2.38 109 99.5 8.92 80 120 <br /> MT13E ND 10 87.6 87 0.610 84.8 81.6 3.81 80 120 <br /> . Benzene ND 10 110 111 0.483 96.2 95.9 0.235 80 120 <br /> i <br /> Toluene ND 10 113 113 0.463 93.2 91.3 2.09 80 120 <br /> Ethylbenzene ND 10' 111 112 0.557 t0] 98 2.85 80 120 <br /> Xylenes ND 30 113 113 0 96.7 93.3 3.51 80 120 <br /> %SS: 112 100 91.2 92.4 F 1.32 97.3 97.2 0.202 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 /> r* <br /> • i <br /> t <br /> h <br /> I <br /> I <br /> � k <br /> f <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 /> N/A=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 /> %Recovery=100'(MS-Sample)!(Amount Spiked);RPD=100*(MS—MSD)1(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 amountspiked,or b)if that specific sample matrix interferes with spike recovery. <br /> i <br /> * <br />