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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 Countsr. http://www.mccampbeH.com/E-mail:inain@mcunpbell.com <br /> Quality Control Report <br /> Client: Condor Earth Technologies, Inc. WorkOrder: 1311135 <br /> Date Prepared: 11/5/13 BatchID: 83679 <br /> Date Analyzed: 11/5/13 Extraction Method: SW3550B <br /> Instrument: GC22 Analytical Method: SW8081A <br /> Matrix: Soil Unit: mg/kg <br /> Project: #4601M;Neig.0 Mountain House Sample ID: MB/LCS-83679 <br /> 1311094-042AMS/MSD <br /> QC SUMMARY REPORT FOR SW8081A <br /> Analyte MS MSD SPK SPKRef MS MSD MS/MSD RPD RPD <br /> Result Result Val Val %REC %REC Limits Limit <br /> Aldrin 0.04816 0.04805 0.050 ND 96.3 96.1 70-130 0.218 30 <br /> g-BHC 0.05257 0.05262 0.050 ND 105 105 70-130 0 30 <br /> p,p-DDT 0.04306 0.04315 0.050 ND 86.1 86.3 70-130 0.205 30 <br /> Dieldrin 0.07643 0.07412 0.050 0.01327 126 122 70-130 3.07 30 <br /> Endrin 0.05881 0.05899 0.050 ND 118 118 70-130 0 30 <br /> Heptachlor 0.05915 0.05904 0.050 ND 118 118 70-130 0 30 <br /> Surrogate Recovery <br /> Decachlorobiphenyl 0.04971 0.04978 0.050 99 100 70-130 0.147 30 <br /> CDPH ELAP 1644 NELAP 12283CA QA/QC Officer <br /> Page 5 of 8 <br />