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110 2nd Avenue south,4D7,Pacheco,CA 94553-5560 <br /> MCCampbell Analytical Inc. Telephone:425-79&-162-1620 il: :925-7ccamp2 <br /> http:Nwww.mccampbell.cam )fmail:maia@mccampbell.com <br /> i QC SUMMARY REPORT FOR SW8021B/8015Cm <br /> BatchlD:2676 Matrix:W WorkOrder: 0206442 <br />' EPA Method: SW8021113/8015Cm Extraction: SW503013 Ext. Date: 6127102 Spiked Sample ID: 0206442-001A <br /> �mple Spiked MS" MSD" MS-MSD' LCS LCSD LCS-LCSD Acceptance Criteria(%) <br /> Compound <br /> pg/L %Rec. %Rec. %RPD %Rec. %Rec. %RPD Low High <br /> TPH(gas) ND 60 lot 119 16.3 110 106 4.0 80 120 <br /> MTBE ND 10 97.1 95.7 1.45 84.1 87.1 3.4 80 120 <br /> Benzene ND l0 100 98.4 1.86 94.9 89.7 5.7 80 120 <br /> Toluene ND 10 106 105 0.648 99.7 94.1 5.8 80 120 <br /> Ethyibenzene ND !0 105 113 6.81 100 98.2 2.0 80 120 <br /> Xylenes ND 30 113 107 6.06 100 99.3 0.67 80 120 <br />' %S5: 103 10 103 111 7.51 l0l 101 0.12 SO 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 /> lie <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,or analyte concentration in sample exceeds spike amount <br /> %Recovery=100*(MS-Sample)I(Amount Spiked);RPD=100'(MS—MSD)I(MS+MSD)'2. <br /> ' "MS and/or MSD spike recoveries may not be near 100%or their RPDs near 0%if:a)the sample is inhomogeneous AND contains significant concentrations of <br /> analyze relative to the amount spiked,or b)if that specific sample matrix interferes with spike recovery. <br />