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I <br /> Client Number 020705510 <br /> Project ID 229 Moffat Blvd <br /> Manteca,CA <br /> Work Order Number C4-05-02N <br /> ANALYTICAL RESULTS <br /> Aromatic Volatile Organics and <br /> Total Petroleum Hydrocarbons as Gasoline in Air <br /> Modified EPA Methods 8020 and 8015a <br /> GTEL Sample Number 01 02 03 052094E <br /> Cllent identification SYSTEM BETWEEN CAT SCAV METHOD <br /> INF LS AND CS EFF BLANK <br /> Date Sampled 05/19/94 05/19/94 05/19/94 -- <br /> Date Analyzed 05/20/94 05/20/94 1 05/21/94 05/20/94 <br /> Detection <br /> Analyte Limb.ug/L. Concentration, ug/L <br /> Benzene 05 <05 <05 <05 <05 <br /> Toluene 05 09 <0.5 <05 <05 <br /> Ethylbenzene 05 <05 <0.5 <05 <05 <br /> Xylene,total 05 22 19 <05 <05 <br /> TPH as Gasoline 10 88 77 <10 <10 <br /> Detection Limit Multiplier <br /> BFB surrogate. %recove 115 107 112 996 <br /> a. Test Methods for Evaluating Solid Waste,SW4M.Third Edition,Revision 0,US EPA November 1988 Modification for TPH as <br /> gasoline as per California State Water Resources control Board LUFT Manual protocols,May 1988 revision Bromofluoroben- <br /> zene surrogate recovery acceptability limits are 70-130% <br /> GTS Concord,CA Page 2 GTE L <br /> 04050296 DOC <br /> ENVIRONMENTAL <br /> LABORATORIES INC <br />