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110 2nd Avenue South #D7 Pacheco CA 94553-5560 <br /> Inc.McCampbell Analytical, Telephone 925-798 1620 Fax 925 798 1622 <br /> y Website www mccampben cam E-mail main@a nxcanTbell com <br /> QC SUMMARY REPORT FOR SW8260B <br /> W O Sample Matrix Soil OC Matrix Sod WorkOrder 0508296 <br /> EPA Method SW826013 Extraction SW5030B BatchlD 17614 Spiked Sample ID 0508296-004A <br /> Sample Spiked MS MSD MS-MSD LCS LCSD LCS-LCSD Acceptance Criteria <br /> Analyte (%} <br /> mg/kg mglkg %Rec % Rec % RPD %Rec % Rec % RPD M5!MSD S LCSD <br /> tert-Amyl methyl ether(TAME) ND 0 050 974 103 554 105 106 0 135 70-130 70- 130 <br /> t Butyl alcohol(TSA) ND 025 889 93 1 472 944 91 2 343 70-130 70- 130 <br /> l 2-Dibromoethane(EDB) ND 0 050 899 943 485 95 8 952 0 724 70-130 E 70- 130 <br /> 1,2-Dichloroethane(1,2-DCA) ND 0 050 103 108 495 115 110 507 70-130 70- 130 <br /> Dusopropyl ether(DIPS) ND 0 050 103 110 652 124 118 546 70-130 70- 130 <br /> Ethyl ten-butyl ether(ETRE) ND 0 050 97 102 510 111 107 305 70-13 - 130 <br /> Methyi-t-butyl ether(MTBE) ND 0 050 95 101 599 109 105 344 70-130 70- 130 <br /> %SS 1 93 0 050 1 102 101 0 899 121 112 701 70-130 70-130 <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 /> BATCH 17614 SUMMARY <br /> ample ID Date Sampled Date Extracted Date Analyzed Sample 1D Date Sampled Date Extracted Date Analyzed <br /> 0508296-004A 8!15105 10 30 AM 8117105 8/18105 6 34 PM 0508296-010A 11115/05 3 40 PM 8117!05 8118105 7 59 PM 1 <br /> 0508296-011A 8/15/05 3 52 PM _ 8!17105 8/18105 8 42 PM1 <br /> MS=Matrix Spike MSD=Matrix Spike Duplicate LCS=Laboratory Control Sample LCSD=Laboratory Control Sample Duplicate,RPD=Relative Percent Deviation <br /> %Recovery=100'(MS-Sample)I(Amount Spiked) RPD=100.(MS- MSD)!((MS+MSD)!2) <br /> MS I MSD spike recoveries and I or%RPD may fall outside of laboratory acceptance criteria due to one or more of the following reasons a)the sample is inhomogenous <br /> AND contains significant concentrations of analyte relative to the amount Spiked or b)the spiked samples matrix interferes with the spike recovery <br /> NIA=not enough sample to perform matrix spike and matrix spike duplicate <br /> NR=analyte concentration in sample exceeds spike amount for sod matrix or exceeds 2x spike amount for water matrix or sample diluted due to high matrix yr analyte <br /> content <br /> t aborato extraction solvents such as methyiene chloride and acetone may occasionally aepear in the method blank at low levels <br /> DHS Certification No 1644 QA/QC Officer <br />