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1534 Willow Pass Road,Pittsburg,CA 94565-1701 <br /> ® M c C a m p b e I l Analytical, e n c. Toll Free Telephone:(877)252-9262/Fax:(925)252-9269 <br /> "When Quafltv Counts" httpl/www.mccampbeH.com/E-mad:uwfii@mcmpbeU.com <br /> Quality Control Report <br /> Client: Condor Earth Technologies,Inc. WorkOrder: 1311094 <br /> Date Prepared: 11/5/13 BatchID: 83677 <br /> Date Analyzed: 11/5/13 Extraction Method: SW3550B <br /> Instrument: GC23 Analytical Method: SW8081A <br /> Matrix: Soil Unit: mg/kg <br /> Project: #4601M4;Mountain House Neig.0 Sample ID: MB/LCS-83677 <br /> 1311094-020AMS/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 0.05309 0.05333 0.050 ND 106 107 70-130 0.448 30 <br /> g-BHC 0.05824 0.05908 0.050 ND 116 118 70-130 1.43 30 <br /> p,p-DDT 0.05628 0.05555 0.050 ND 113 111 70-130 1.30 30 <br /> Dieldrin 0.0794 0.0782 0.050 0.01181 135,F1 133,F1 70-130 1.52 30 <br /> Endrin 0.06404 0.06351 0.050 ND 128 127 70-130 0.827 30 <br /> Heptachlor 0.05945 0.06003 0.050 ND 119 120 70-130 0.968 30 <br /> Surrogate Recovery <br /> Decachlorobiphenyl 0.0594 0.05641 0.050 119 113 70-130 5.16 30 <br /> (Cont.) <br /> CDPH ELAP 1644 NELAP 12283CAQA/QC Officer <br /> Page 13 of 25 <br />