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Client Number: 020703983 <br /> Consultant Project Number. 02070398.3 <br /> Facility Number. 9-0557 <br /> Protect lD: 139 S.Center <br /> Stockton <br /> Work Order Number: C4-02-0170 <br /> Table 1 <br /> ANALYTICAL RESULTS <br /> Aromatic Volatile Organics and <br /> Total Petroleum Hydrocarbons as Gasoline in Water <br /> EPA Methods 5030, 8020, and Modified 8015a <br /> GTEL Sample Number 01 02 03 05 <br /> Client Identification TB-LB RBMW-5 MW-5 MW-4 <br /> Date Sampled 02/09/94 02/09/94 02/09/94 02/09/94 <br /> Date Analyzed 02/12/94 1 02/14/94 02/14/94 02/12/94 <br /> Detection <br /> Analyte Limit, ug/L Concentration, ug/L <br /> Benzene 0.5 <0.5 <0.5 <0.5 <0.5 <br /> Toluene 0.5 i 0.5 <0.5 0.9 <0.5 <br /> Ethylbenzene 0.5 <0.5 <0.5 2 <0.5 <br /> Xylene,total 0.5 0.7 0.6 2 <0.5 <br /> TPH as Gasoline 50 <50 <50 290 <50 <br /> Detection Limit Multiplier 1 1 1 1 <br /> BFB surrogate. % recovery 99.6 102 109 95.7 <br /> _a. Test Methods for Evaluating Solid Waste,SW-846,Third Edition,Revision 0,US EPA November 1986. Modification for TPH as <br /> gasoline as per Calilomia State Water Resources Board LUFT Manual procedures.Bromofluorobenzene surrogate recovery <br /> acceptability limits are 70-130%. <br /> GTEL Concord, CA <br /> C402E1170.1DOC KGTELk 1 <br /> LA60RATOQIES, INC. <br />