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1102nd Avenue South #D7 Pacheco CA 94553-5560 <br /> WCampbell Analytical Inc Telephone 925-799-1620 Fax 925-798 1622 <br /> http//www meoampbell com E mail main mccampbell com <br /> QC SUMMARY REPORT FOR SW8021B/8015Cm <br /> I <br /> Matrix W WorkOrder 0208025 <br /> IEPA Method SW80218/8015Cm Extraction SW5030B BatchlD 3288 Spiked Sample ID N/A <br /> Sample Spiked MS" MSD* MS-MSD" LCS LCSD LCS-LCSD Acceptance Criteria(%) <br /> Compound <br /> Ipg/L. pg/L %Rec %Rec %RPD %Rec %Rec %RPD Low High <br /> TRH(gas) N/A 60 N/A N/A N/A 944 916 305 80 120 <br /> I MTBE N/A 10 NIA N/A N/A 91 1 934 253 80 120 <br /> Benzene NIA 10 NIA N/A N/A 916 91 6 00420 80 120 <br /> Toluene N/A 10 N/A N/A N/A 978 977 0 138 80 120 j <br /> IEthylbenzene NIA 10 N/A NIA N/A 101 101 00688 80 120 <br /> Xylenes NIA 30 NIA NIA N/A 100 100 0 80 120 <br /> I %SS N/A 100 N/A N/A N/A 95 3 95 5 0 148 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 />' NGNh - <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 /> 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 d0uted due to high matrix or <br /> analyte content <br /> I %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 O%if a)the sample is inhomogenous AND contains significant concentraticns of <br /> Ianalyte relative to the amount spiked or b)if that specific sample matrix interferes with spike recovery <br /> i <br /> ; <br />