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110 2nd Avenue So , D7,Pacheco,CA 94553-5560 <br /> Inc.McCampbell Analytical, Telephone:925-798-1620 Fax:925-798-1622 <br /> Website:www.mccampbell-com E-mail:main@mccampbell.com <br /> C SUMMARY SW <br /> 8260B <br /> MA Y REP ORT FOR 82bOB <br /> Matrix:S WorkOrder. 0404099 <br /> EPA Method: SW8260B Extraction: SW50308 BatchlD:11056 Spiked Sample ID: 0404098-001A <br /> Sample Spiked MS" I MSD` MS-MSD LCS LCSD LCS-LCSD Acceptance Criteria(%) <br /> Ng/Kg Ng/Kg %Rec. %Rec. %RPD %Rec. %Rec. %RPD Low High <br /> tert-Amyl methyl ether(TAME) ND 50 94.8 95.1 0.273 88.9 87.5 1.65 70 130 <br /> Benzene ND 50 106 107 0.904 113 111 2.25 70 130 <br /> t-Butyl alcohol(TBA) ND 250 91.3 93 1.82 85.9 84.6 1.51 70 130 <br /> Chlorobenzene ND 50 108 108 0 112 112 0 70 130 <br /> 1,2-Dibromoethane(EDB) ND 50 120 119 0.695 113 112 1.08 70 130 <br /> 1,2-Dichioroethane(1,2-DCA) ND 50 103 102 0.382 96.5 94 2.68 70 130 <br /> 1,1-Dichloroethene ND 50 96.7 103 5.88 114 111 3.01 70 130 <br /> Diisopropyl ether(D(PE) ND 50 78.2 80.2 I 2.49 81.7 80.7 1.18 70 130 <br /> Ethyl tert-butyl ether(ETBE) ND 50 84.1 85 1.12 85 82.9 j 2.55 70 130 <br /> Methyl-t-butyl ether(MTBE) ND 50 90.7 90.6 0.188 86.6 83.1 4.17 70 <br /> 130 <br /> Toluene ND 50 102 102 0 114 111 162 70 130 <br /> Trichloroethene ND 50 82.9 83.6 0.841 90.4 88.8 1.78 70 130 <br /> %SS 1: 82.2 50 102 102 0 98.5 97.3 1 1.27 70 130 <br /> i <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 /> MS=Matrix Spike;MSD=Matrix Spike Duplicate;LCS=Laboratory Control Sample;LCSD=Laboratory Control Sample Duplicate;RPD=Relative Percent <br /> Deviation. <br /> %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 0%if:a)the sample is inhomogenous AND contains significant concentrations of <br /> analyte relative to the amount spiked,or b)if that specific sample matrix interferes with 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 soil matrix or exceeds 2x spike amount for water matrix or sample diluted due to high matrix or <br /> analyte content. <br /> Laboratory extraction solvents such as methylene chloride and acetone may occasionally appear in the method blank at low levels. <br /> DHS Certification No. 1644 QA/QC Officer <br />