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1 l0 2nd Avenue South #D7 Pacheco,CA 94553-5560 <br /> LAMcCampbell Analytical Inc Telephone 925-798 1620 Fax 925-798-1622 <br />' hnp Ilwww mccampbell com E-mail mom mccampbell corn <br /> QC SUMMARY REPORT FOR SW8021B/801SCm <br /> 1 <br /> Matnx W WorkOrder 0303275 <br />' EPA Method SW8021 B/8015Cm Extraction SW5030B BatchlD 6212 Spiked Sample ID N/A <br /> Compound Sample Spiked MS' MSD' MS-MSD- LCS LCSD LCS-LCSD Acceptanoe Criteria(%) <br />' <br /> pg/L. pg/L % Rec %Rec %RPD %Rec %Rec %RPD Low High <br /> TPH(gas) N/A 60 N/A N/A NIA 103 103 0179 80 120 <br />' MTBE N/A 10 NIA N/A N/A 865 839 3 13 80 120 <br /> Benzene NIA t0 NIA N/A N/A 973 103 593 80 120 <br />' Toluene NIA 10 N/A N/A N/A 966 102 553 80 120 <br /> Ethylbenzene NIA 10 N/A N/A NIA 98 103 529 80 120 <br /> Xylenes N/A 30 N/A N/A N/A 100 103 328 80 120 <br />' %SS N/A 100 N/A N/A NIA 88 4 919 390 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 /> I <br /> I <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 soil matnx 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)1(MS+MSD)'2 <br /> 'MS and/or MSD spike reoovenes may not be near 100%or the RPDs near o%if a)the sample is inhomogenous AND contains significant concentrations of <br /> larialyterelativeto the amount spiced orb)of that sEecific sample matrix interferes with s ike mcmery <br />