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Page 39 of 48 <br /> ti**% e u rof i ns duality Control - LCS <br /> alscienee <br /> EarthCon Consultants, Inc. Date Received: 10/02/15 <br /> 2124 Main Street, Suite 200 Work Order: 15-10-0164 <br /> Huntington Beach, CA 92648-2030 Preparation: EPA 5030C <br /> Method: EPA 8015B (M) <br /> Project: Cove Contractors/04.20090407.00 Page 4 of 8 <br /> Quality Control Sample ID Type Matrix Instrument Date Prepared Date Analyzed LCS Batch Number <br /> Parameter Spike Added Conc.Recovered LCS%Rec. ° R c.CL Qualifiers <br /> TPH as Gasoline 2000 2085 104 78-120 <br /> 0 <br /> U <br /> 0 <br /> c <br /> w <br /> RPD:Relative Percent Difference. CL:Control Limits <br /> 7440 Lincoln Way,Garden Grove,CA 92841-1427 • TEL:(714)895-5494 • FAX:(714)894-7501 <br />