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Spar er <br /> g Analytical Laborato D' ' ' <br /> Technology,,,. Mobile Laboratry rnslon <br /> Laboratory Division <br /> With Automotion in Mind Scientific Division <br /> EPA Method 8020 <br /> Modified Laboratory Control Spike (LCS) & <br /> Laboratory Control Spike Duplicate (LCSD) BTEX Analysis Report <br /> Attention. Mr. Tom Landwehr Date Sampled: Sep 11, 1998 <br /> Apex Envirotech <br /> ` Date Received: Sep 11, 1998 <br /> 7844 Madison Ave., Ste. 106 Date Analyzed: Sep 14, 1998 <br /> Fair Oaks, CA 95628 Invoice#: 10021 SEP98 <br /> Project ID: ERA02.004 Project Name. Moore Petroleum <br /> Client ID: LCS/LCSD LAB ID: <br /> 10021-LCS <br /> 10021-LCSD <br /> Matrix: Soil Dilution 1: 1 <br /> Spike Sample LCS LCSD LCS % LCSD % % PD <br /> Analyte Added Conc. Result Result Units RecoveryRecovery R QC Limits <br /> ry Recovery RPD /°Rec <br /> Benzene 30 ND <br /> 27 30 ug/kg 90% 100% 11% 20 65-135 <br /> Toluene 30 ND 26 30 ug/kg 87% 100%° 14% 20 65-135 <br /> Ethylbenzene 30 ND 27 29 ug/kg 90% 97% 7% <br /> 20 65-135 <br /> m,p-Xylenes 60 ND 51 58 ug/kg 85% 97% ° <br /> 13/0 20 65-135 <br /> o-Xylenes 30 ND 27 30 ug/kg 90% 100% ° <br /> 11 /° 20 65-135 <br /> Surrogate% Recovery of Trifluorotoluene= 110% LCS <br /> 100% LCSD <br /> ppb=parts per billion=ug/kg=micrograms per kilogram <br /> ppm=parts per million=uglg=micrograms per gram <br /> ND=Not Deleaed. Campound(s)may be present a[Concentrations below the delection limit <br /> 7 <br /> f!2 <br /> R. L.James,Principal Chemist Sep 15, 1998 <br /> Date Repotted <br /> SPARGER TECHNOLOGY ANALYTICAL LABORATORY,INC.IS CERTIFIED BY THE STATE OF CALIFORNIA <br /> DEPARTMENT OF HEALTH SERVICES AS A HAZARDOUS WASTE TESTING LABORATORY <br /> (Certirioation No.1614) <br /> 8020LCSS.xls <br /> 3050 Fite Circle, Suite 112 • Sacramento California 95827 • (916) 362-4947 * FAX(916) 362-0947 <br />