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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: Water QC Matrix: Water BatchlD:66193 WorkOrder: 1203872 <br /> EPA Method: SW8260B Extraction: SW5030B Spiked Sample ID: 1203872-022B <br /> Analyte Sample Spiked MS MSD MS-MSD LCS Acceptance Criteria(%) <br /> pg/L pg/L %Rec. %Rec. %RPD %Rec. MS/MSD RPD LCS <br /> tert-Amyl methyl ether(TAME) ND 10 109 106 2.90 109 70-130 20 70-130 <br /> Benzene ND 10 101 103 2.58 104 70-130 20 70-130 <br /> t-Butyl alcohol(TBA) ND 40 105 97.6 7.11 102 70-130 20 70-130 <br /> Chlorobenzene ND 10 102 104 2.55 104 70-130 20 70-130 <br /> 1,2-Dibromoethane(EDB) ND 10 110 108 2.02 109 70-130 20 70-130 <br /> 1,2-Dichloroethane(1,2-DCA) ND 10 105 102 3.05 106 70-130 20 70-130 <br /> 1,1-Dichloroethene ND 10 111 115 3.50 104 70-130 20 70-130 <br /> Diisopropyl ether(DIPE) ND 10 105 105 0 108 70-130 20 70-130 <br /> Ethyl tert-butyl ether(ETBE) ND 10 106 103 2.96 106 70-130 20 70-130 <br /> Methyl-t-butyl ether(MTBE) ND 10 101 96.3 4.63 102 70-130 20 70-130 <br /> Toluene ND 10 99.7 104 4.59 101 70-130 20 70-130 <br /> Trichloroethene ND 10 1 100 103 2.93 105 1 70-130 20 70-130 <br /> %SSI: 112 25 111 108 2.39 109 70-130 20 70-130 <br /> %SS2: 104 25 109 110 0.850 108 70-130 20 70-130 <br /> %SS3: 110 2.5 133,F3 128 3.31 112 70-130 20 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 /> F3=the surrogate standard recovery is outside of acceptance limits;however,all spiked QC analytes are within proper acceptance limits. <br /> BATCH 66193 SUMMARY <br /> Lab ID Date Sampled Date Extracted Date Analyzed Lab ID Date Sampled Date Extracted Date Analyzed <br /> 1203872-022B 03/26/12 12:00 PM 03/27/12 03/27/12 10:22 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*(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 /> #surrogate diluted out of range or coelutes with another peak;&)low surrogate due to matrix interference. <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 18 of 19 <br />