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• I <br /> i <br /> Environmental Laboratories — Aff��' <br /> Working To Restore Nature <br /> UALITY ASSURANCE UALITY CONTROL REPORT <br /> 10201ab frm <br /> Attention: Mr. John Lane Date Analyzed: 08-25-92 <br /> RESNA G.C. #: 3 <br /> 1710 Main St. Matrix: soil , <br /> .. Escalon, CA 95320 <br /> Project: 19509-1, W0611.01 <br /> Ethyl- Total <br /> Benzene. Toluene benzene Xylenes TPHg TPHd <br /> .Qp—m pym 20MR, PP-M— 9-Pm 2pm . <br /> Detection Limit: 0.005 0.005 0.005 0.005 1.0 . 1.0 <br /> Blank ND ND ND ND ND NR <br /> Ethyl- Total <br /> Benzene Toluene benzene Xylenes TPHg TPHd <br /> Standard 111 109 . 111 107 115 NR <br /> MS. 102 102 104 100 95 NR <br /> MSD 107 106 107. 103 79 NR <br /> RPD 4.78 3.85 2.84 . 2.96 18.4 . NR <br /> ppm ='parts per million = mg/kg= milligrams per kilograms <br /> ND = Not detected. Compound(s)may be present at concentrations below the detection limit. <br /> NR = Analysis not requested. <br /> MS = Matrix Spike <br /> MSD = Matrix Spike Duplicate <br /> RPD = Relative Percent Difference <br /> Acceptable Range <br /> Standard 85-115% <br /> Blank ND ' <br /> E MS/MSD 70-130% <br /> RPD a 25% <br /> August 27, 1992 <br /> Laboratory Rep6esentative Date Reported <br /> r <br /> RESNA ENVIRONN.WN'AL LABORATORY IS CERTIFIED BY THE STATE OF CALIFORNIA <br /> DEPARTMENT OF HEALTH SERVICES AS A HAZARDOUS WASrE TESTING LABORATORY <br /> (Certification No.1211) <br /> 42501 Albrae Street • Fremont, CA-94538 • Phone: (510) 623-0775 • (800)'247-5223 • FAX: (510) 651-8754 <br /> t , <br />