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1534 Willow Pass Road,Pittsburg,CA 94565-1701 <br /> McCampbellAnalvtical. Inc Web:www.mccampbell.mm E-mail:maint@mccampbell.com <br /> "When oualiN Counts" I Telephone:877-252-9262 Fax:925-252-9269 <br /> • QC SUMMARY REPORT FOR SW8260B <br /> W.O.Sample Matrix: Soil OC Matrix: Soil WorkOrder: 0805464 <br /> EPA Method SW8260B Extraction SW5030B BatchlD:35679 Spiked Sample ID: 0805464.00IA <br /> Analyte Sample Spiked MS MSD MS-MSD LCS LCSD LCS-LCSD Acceptance Criteria(%) <br /> mg/Kg mg/Kg % Rec. %Rec. %RPD % Rec. %Rec. %RPD MS/MSD RPD LCS/LCSD RPD <br /> tert-Amyl methyl ether(TAME) ND 0.050 106 103 2.58 108 103 4.45 60- 130 30 60- 130 30 <br /> Benzene NO 0.050 110 105 4.06 109 102 7.21 60- 130 30 60- 130 30 <br /> t-Butyl alcohol(TBA) ND 0.25 89.3 90.2 0.967 97.9 94.8 3.21 60- 130 30 60- 130 30 <br /> Chlorobenzene ND 0.050 97.5 94.3 3.33 92 91.6 0.453 60- 130 30 60- 130 30 <br /> 1,2-Dibromoethane(EDB) NO 0.050 92.1 89.7 2.57 91.8 91.4 0.457 60- 130 30 60- 130 30 <br /> 1,2-Dichloroelhane 1,2-DCA) ND 0.050 109 107 2.45 112 106 1 6.14 1 60- 130 30 1 60- 130 30 <br /> 1,1-Dichloroethene ND 0.050 89.4 85.6 4.32 89.1 83.5 6.50 60- 130 30 60- 130 30 <br /> Diisopropyl ether(DIPE) NO 0.050 112 108 3.70 112 106 5.46 60- 130 30 60- 130 30 <br /> Ethyl tert-butyl ether(ETRE) NO 0.050 109 106 3.25 111 104 6.62 60- 130 30 60- 130 30 <br /> Methyl-t-butyl ether(MTBE) ND 0.050 102 99.8 2.47 105 too 4.62 60- 130 30 60- 130 30 <br /> Toluene NO 0.050 1 90.4 87.3 3.48 1 85.4 84.3 1.31 60- 130 30 60- 130 30 <br /> Trichloroethene NO 0.050 92.4 89 3.84 90.6 87.7 3.23 60-130 30 60- 130 30 <br /> %SSI: 108 0.050 96 96 0 100 1 98 1.93 70- 130 30 70- 130 30 <br /> %SS2: 98 0.050 100 100 0 95 100 5.05 70- 130 30 70- 130 30 <br /> %SS3: 100 0.050 94 93 1.39 96 1 94 2.31 1 70-130 1 30 70- 130 30 <br /> All target compounds in the Method Blank of this extraction batch were NO less than the method RL with the following exceptions: <br /> NONE <br /> BATCH 35679 SUMMARY <br /> Lab ID Date Sampled Date Extracted Date Analyzed Lab ID Date Sampled Date Extracted Date Analyzed <br /> 0805464-OOIA 05/16/08 8:05 AM 05/16/08 05/18/08 6:54 AM I 0805464-002A 05/16/08 7:55 AM 05/16/08 05/19/08 7:02 PM <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)/(Amount Spiked);RPD=100'(MS- MSD)/((MS+MSD)/2). <br /> MS/MSD spike recoveries and/or%RPD may fall outside of laboratory acceptance criteria 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 /> N/A=not enough sample to perform matrix spike and matrix spike duplicate. <br /> NR=analyte concentration in sample exceeds spike amount for sail matrix or exceeds 2x spike amount forwater matrix or sample diluted due to high matrix or analyte content. <br /> Laboratory extraction solvents such as methylene chloride and acetone may occasionally appear in the method blank at law levels. �Q <br /> OS ELAP Certification NO 1644 -- QA/QC Officer <br />