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client Number: 020203767 <br /> Project ID: 455 Grant line Rd.,Tracy <br /> Work Order Number: 034)9-0229 <br /> Table 1(continued) <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 M091993 <br /> ' Client Identification METHOD <br /> BLANK <br /> ' Date Sampled <br /> Date Analyzed 09/19/93 <br /> Detection <br /> ' Analyte Limit, ug/L Concentration, ug/L <br /> Benzene 0.3 <0.3 <br /> Toluene 0.3 <0.3 <br /> Ethylbenzene 0.3 <0.3 <br /> Xylene, total 0.5 <0.5 <br /> ' BTEX,total — <br /> TPH as Gasoline 10 <10 <br /> Detection Limit Multiplier 1 <br /> ' BF67surrogate, % recovery 86.5 <br /> a, Test Methods for Evaluating Solid Waste, 5W-846,Third Edition,Revision 0,US EPA November 1986. Modification for TPH as <br /> gasoline as per California State Water Resources Control Board LOFT Manual protocols, May 1988 revision. Bromofluoroben- <br /> ' zene surrogate recovery acceptability limits are 70-130%. <br /> GTEL Concord,CA : GTE L <br /> =90M.BTE <br /> F N V I R O N M f N T A l <br /> LABORATORIES. INC. <br />