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' 110 2nd Avenue South #D7 Pacheco CA 94553-5560 <br /> McCampbell Analytical Inc Telephone 925-79&1620 Fax in inceampb <br /> http/lwww mccampbell com E-mail ma�nQmccampbell com <br /> I <br /> • QC SUMMARY REPORT FOR SW8021R/8015Cm <br /> 1 <br /> Matnx W WorkOrder 0209418 <br />' EPA Method SW8021B18015Cm Extraction SW5030B BatchlD 4166 Spiked Sample ID 0209435-003A <br /> Sample Spiked MS' MSD" MS-MSD` LCS LCSD LCS-LCSD Acceptance Critena(%) <br /> Compound <br />' pg/L pg/L % Rec %Rec %RPD %Rec %Rec %RPD Low High <br /> TPH(gas) ND 60 113 120 628 994 103 394 80 120 <br />' MTBE ND 10 103 110 621 925 992 700 80 120 <br /> Benzene ND 10 106 977 768 92 6 929 0 309 80 120 <br /> Toluene ND 10 102 95 1 7 11 95 4 95 8 0 413 80 120 <br />' Ethylbenzene ND 10 107 985 827 94 105 113 80 120 <br /> Xylenes ND 30 103 100 328 99 99 3 0 336 80 120 <br />' %SS 113 100 103 979 489 883 88 0 363 80 120 <br /> All target compounds to the Method Blank of this extraction batch were ND less than the method Cil.with the following exceptions <br /> tNONE <br /> 1 <br /> MS=Matrix Spike MSD=Matnx 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)!(Amount Spiked) RPD=100.(MS—MSD)!(MS+MSD)'2 <br /> MS and/or MSD spike recoveries may not be near 10094 or the RPDs near 0%it a)the sample Is inhomogenous AND contains significant concentrations of <br />' analyte relative to the amountSpiked or b if that specific sample malax interferes with spike recover, <br />