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110 2nd Avenue South 9D7 Pacheco CA 94553-5560 <br /> McCampbell Analytical Inc Telephone 925 798-t620 Fax 925 798 1622 <br /> http!lwww mccampbell corn E mail main@mccampbell corn <br /> i QC SUMMARY REPORT FOR SW8021B/8015C1+x1t <br /> Matrix S WorkOrder 0302225 <br /> EPA Method SW8021B18015Cm Extraction SW5030B BatchlD 5929 Spiked Sample ID 0302230-023A <br /> Sample Spiked MS- MSD" MS-MSD* LCS LCSD LCS-LCSDIAcceptance Criteria(%) <br /> Compound <br /> mg/Kg mg/Kg %Rec %Rec %RPD %Rec %Rec %RPD Low High <br /> I PH(gas) ND 060 107 112 404 110 106 342 I SO 120 <br /> MTBE ND 0 10 884 884 00848 846 887 463 80 120 <br /> Benzene v ND 0 10 978 985 0 766 99 101 168 80 120 <br /> Toluene _ ND 0 10 999 100 0 476 931 95 3 236 80 120 <br /> Ethylbenzene ND 0 10 99 995 0 527 102 102 0 105 80 120 <br /> Xylenes ND 030 103 103 0 103 100 328 80 120 <br /> %SS 996 100 874 874 00159 95 963 1 27 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 /> 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)I(Amount Spiked) RPD=100'(MS—MSD)/(MS+MSD)'2 <br /> "MS and/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 amounts eked or b}d ihai s ecific sam le matrix interteres wdh spike recovery <br />