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1534 Willow Pass Road,A, CA 94565-1701 <br /> M c C a m p b e I l A n a l yT I c a l, I n c. Toll Free Telephone:(877)252-9262/Fax:(925)252-9269 <br /> "When Quality Counts" http://www.mccampbeH.com/E-mail:main@mccwVbell.com <br /> QC SUMMARY REPORT FOR SW8260B <br /> W.O.Sample Matrix: Water QC Matrix: Water BatchlD:79335 WorkOrder: 1307227 <br /> EPA Method: SW8260B Extraction: SW5030B Spiked Sample ID: 1307243-003B <br /> Analyte Sample Spiked MS I 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 95.9 100 4.18 94.4 70-130 30 70-130 <br /> t-Butyl alcohol(TBA) ND 40 103 106 2.42 94.1 70-130 30 70-130 <br /> 1,2-Dibromoethane(EDB) ND 10 88.1 92.6 5.01 88 70-130 30 70-130 <br /> 1,2-Dichloroethane(1,2-DCA) ND 10 87.2 89.6 2.80 88.1 70-130 30 70-130 <br /> Diisopropyl ether(DIPE) ND 10 94 97 3.11 95.4 70-130 30 70-130 <br /> Ethyl tert-butyl ether(ETBE) ND 10 98.9 1 103 3.88 96.9 70-130 30 70-130 <br /> Methyl-t-butyl ether(MTBE) ND 10 96.3 98.2 1.91 90.6 70-130 30 70-130 <br /> %SS 1: 100 25 100 101 0.131 99 70-130 30 70-130 <br /> %SS2: 99 25 95 95 0 97 1 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 79335 SUMMARY <br /> Lab ID Date Sampled Date Extracted Date Analyzed Lab ID Date Sampled Date Extracted Date Analyzed <br /> 1307227-0090 07/08/13 11:45 AM 07/15/13 07/15/13 10:09 AM I 1307227-027C 07/08/13 3:25 PM 07/12/13 07/12/13 3:19 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 /> Laboratory extraction solvents such as methylene chloride and acetone may occasionally appear in the method blank at low levels. <br /> 41" <br /> CDPH ELAP 1644♦NELAP 12283CA QA/QC Officer <br /> Page 1 1 of 14 <br />