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Aven <br /> South <br /> McCampbell Analytical, Inc. 110 2ndhone 925-79 #16 Pacheco CA 98 1622560 <br /> Telephone 925-798 1620 Fax 925 798 1622 <br /> Website www mecampbell com E mail main r.mccampbell com <br /> QC SUMMARY REPORT FOR SW8021B/8015Cm <br /> W O Sample Matrix Sod QC Matrix Soil WorkOrder 0508296 <br /> EPA Method SW8021B18015Cm Extraction SW5030B BatchlD 17613 Spiked Sample ID 0508296-004A <br /> Analyte Sample Spiked MS MSD MS-MSD LCS LCSD LCS-LCSD Acceptance Criteria (%) <br /> mg/Kg mglKg % Rec % Rec % RPD %Rec %Rec %RPD MS/MSD LCS/LCSD <br /> TPH(btex)e ND 060 929 902 301 903 95 9 602 70-130 70- 130 <br /> MTBE ND 0 10 893 886 0 859 881 872 1 05 70-130 70- 130 <br /> Benzene ND 010 927 914 1 39 915 90 1 61 70- 130 70- 130 <br /> Toluene ND 010 917 902 1 72 895 896 0 138 70- 130 70- 130 <br /> Ethylbenzene ND 010 945 938 0 769 902 93 303 70- 130 70- 130 <br /> Xyienes ND 030 953 95 0 350 903 95 504 70- 130 70- 130 <br /> %SS 102 0 to 1 107 j 102 1 478 1 98 I 95 343 70- 130 3 70- 130 <br /> All target compounds in the Method Blank ofthis extraction batch were ND less than the method RL with the following exceptions <br /> NONE <br /> BATCH 17613 SUMMARY <br /> Sample ID Date Sampled Date Extracted Date Analyzed Sample ID Date Sampled Date Extracted Date Analyzed <br /> 508296-003A 8115/05 10 20 AM 8117105 8/18105 9 19 AM 0508296-004A 8/15/05 10 30 AM 8/17/05 8118105 9 41 AM] <br /> 508296-010A 8115105 3 40 PM 8117105 8119105 5 39 AM 0508296-011 A 8115105 3 52 PM 8117105 8/18105 10 47 AM <br /> MS=Matrix Spike MSD=Matrix Spike Duplicate LCS=Laboratory Control Sample LCSD=Laboratory Control Sample Duplicate RPD=Relative Percent Deviation <br /> %Recovery=100'(MSSample)l(Amount Spiked) RPD=900'(MS- MSD)!((MS+MSD)!2) <br /> MS/MSD spike recoveries and/or%RPD may fall outside of laboratory acceptance cntena due to one or more of the following reasons a)the sample is inhomogenous AND <br /> contains significant concentrations of analyte relative to the amount spiked or b)the spiked sample's matrix interferes with the spike recovery <br /> £TPH(btex)=sum of BTEX areas from the FID <br /> #cluttered chromatogram sample peak coelutes with surrogate peak <br /> EIA=not enough sample to perform matrix spike and matnx spike duplicate <br /> = <br /> 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 analyte content <br /> DHS Certification No 1644 QA/QC Officer <br />