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1534 Willow Pass Road,Pittsburg,CA 94565-1701 <br /> M c C a m p b e I l Analytical, Inc. Toll Free Telephone:(877)252-9262/Fax:(925)252-9269 <br /> "When Quality Counts" I <br /> http://www.mccampbell.com/E-mail:main@mccampbell.com <br /> QC SUMMARY REPORT FOR SW8260B <br /> W.O. Sample Matrix: Soil QC Matrix: Soil BatchlD:66100 WorkOrder: 1203872 <br /> EPA Method: SW8260B Extraction: SW5030B Spiked Sample ID: 1203835-063A <br /> Analyte Sample Spiked MS MSD MS-MSD LCS Acceptance Criteria(%) <br /> mg/Kg mg/Kg %Rec. %Rec. %RPD %Rec. MS/MSD RPD LCS <br /> tert-Amyl methyl ether(TAME) ND 0.050 78.2 79.7 1.93 81.7 70-130 30 50-135 <br /> Benzene ND 0.050 93.5 93.4 0.0415 98.1 70-130 30 70-137 <br /> t-Butyl alcohol(TBA) ND 0.20 85.6 86 0.541 94.1 70-130 30 50-143 <br /> Chlorobenzene ND 0.050 89 89.8 0.935 91.9 70-130 30 69-133 <br /> 1,2-Dibromoethane(EDB) ND 0.050 79.7 81.6 2.37 83.8 70-130 30 61-135 <br /> 1,2-Dichloroethane(1,2-DCA) ND 0.050 83.8 85.4 1.81 89.9 70-130 30 64-133 <br /> 1,1-Dichloroethene ND 0.050 88.5 90.7 2.50 98 70-130 30 70-142 <br /> Diisopropyl ether(DIPE) ND 0.050 89.4 89.7 0.302 95.1 70-130 30 65-134 <br /> Ethyl tert-butyl ether(ETBE) ND 0.050 85.9 86.9 1.20 90.8 70-130 30 61-127 <br /> Methyl-t-butyl ether(MTBE) ND 0.050 86.2 87.9 1.95 92.2 70-130 30 65-130 <br /> Toluene ND 0.050 93.4 93.2 0.253 100 70-130 30 70-146 <br /> Trichloroethene ND 0.050 1 92.3 92.6 0.290 99.6 1 70-130 30 66-143 <br /> %SSI: 103 0.12 96 97 1.65 97 70-130 30 70-130 <br /> %SS2: 122 0.12 117 117 0 121 70-130 30 70-130 <br /> %SS3: 124 0.012 104 104 0 107 70-130 30 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 66100 SUMMARY <br /> Lab ID Date Sampled Date Extracted Date Analyzed Lab ID Date Sampled Date Extracted Date Analyzed <br /> 1203872-005A 03/26/12 10:15 AM 03/26/12 03/28/12 4:39 PM 1203872-016A 03/26/12 1:00 PM 03/26/12 03/28/12 10:44 PM <br /> 1203872-021A 03/26/12 1:40 PM 03/26/12 03/28/12 11:25 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 contains <br /> 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 soil matrix or exceeds 2x spike amount for water 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 low levels. <br /> DHS ELAP Certification 1644 QA/QC Officer <br /> Page 14 of 19 <br />