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I110 2nd Avenue South,9D7 Pacheco CA 94553 5560 <br /> McCampbell Analytical Inc Telephone 925-798-1620 Fax 925-798 1622 <br /> hrtp I/www mccamphell corn E-mail main rQmccamphe11 corn <br /> QC SUMMARY REPORT FOR SW8021B/8015Cm <br /> Matrix W WorkOrder 0208347 <br />' EPA Method SW8021B/8015Cm Extraction SW5030B BatchlD 3589 Spiked Sample ID NIA <br /> Compound Sample Spiked MS* MSD* MS-MSD" LCS LCSD LCS-LCSD Acceptanoe Criteria(%) <br /> pg/L pg/L % Rec %Rec %RPD %Rec %Rec %RPD Low High <br /> TPH(gas) N/A 60 N/A N/A N/A 945 987 437 80 120 <br /> MTBE NIA 10 N/A N/A N/A 809 87 1 738 80 120 <br /> Benzene N/A 10 N/A NIA N/A 104 110 578 80 120 <br /> Toluene N/A 10 N/A NIA N/A 110 119 750 80 120 <br /> Ethylbenzene NIA 10 N/A N/A N/A 110 115 4 13 80 120 <br /> Xylenes N/A 30 N/A N/A N/A 110 113 299 80 120 <br /> %SS NIA 100 N/A N/A NIA 109 116 5 50 80 120 <br /> All target compounds to the Method Blank of this extraction batch were ND less than the method RL with the following exceptions <br /> NONE <br /> lie <br /> r <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 /> . NIA=not enough sample to perforin matrix spike and matnx 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 /> 0/6 Recovery=100'(MS-Sample)/(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)if that specific sample matroc interferes with spike recovery <br />