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110 2nd Avenue South #D7 Pacheco CA 94553-5560 <br /> Mccampbell Analytical Inc Telephone 925 798 1620 Fax 925-798 1622 <br /> ' hup Ilwww mccampbell coin E-mail mai c)mccampbell com <br /> QC SUMMARY REPORT FOR SW8021B/8015Cm <br /> Matrix W WorkOrder 0210109 <br /> EPA Method SW8021B/8015Cm Extraction SW5030B BatchlD 4287 Spiked Sample ID NIA <br /> Compound Sample Spiked MS' MSD' MS-MSD' LCS LCSD) LCS-LCSD Acceptance Criteria(%) <br /> ' <br /> NgIL NgIL %Rec E % Rec %RPD %Rec %Rec %RPD Low High <br /> TPH(gas) N/A 60 N/A NIA NIA 101 102 0 785 80 120 <br /> ' MTBE N/A — 10 N/A NIA NIA--— 102 94 857 _ 80 120 <br /> Benzene N/A 10 N/A NIA NIA 110 102 759 80 120 <br /> ' Toluene N/A 10 N/A N/A NIA 112 105 — 693 80 120 <br /> Ethylbenzene N/A 10 N/A NIA N/A 112 104 764 80 120 <br /> Xylenes N/A 30 N/A N/A NIA 113 110 2 99 80 120 <br /> %SS N/A 100 N/A NIA N/A 102 935 8 89 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 /> 1 <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 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)I(MS+MSD)"2 <br /> 'MS and/or MSD spike recoveries may not be near 100%or the BPDs near 0%if a)the sample is inhomogenous AND contains significant concentrations of <br /> ' analyte relative to the amount spiked orb)if that s ecifc sample matrix interferes with spike recovery <br />