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GTEL Client Number T0001 CHV08 <br /> Facility Number 9-6465 <br /> Work Order Number T305145 <br /> Report Issue Date May 25, 1993 <br /> ANALYTICAL RESULTS <br /> Volatile Organics in Soil <br /> EPA Methods Modified 8020 and Modified 8015a <br /> GTEL Sample Number 05145-20 05145-21 05145-22 05145-23 <br /> Client Identification TX-6 TX-7 TX-8 TX-9 <br /> Date Sampled 5-11-93 5-11-93 5-11-93 5-12-93 <br /> Date Extracted 5-11-93 5-11-93 5-11-93 5-12-93 <br /> Date Analyzed 5-11-93 5-11-93 5-11-93 5-12-93 <br /> Reporting <br /> Analyte Limit, mg/kg Concentration, mg/kg <br /> Benzene 0 005 <0 005 0 008 <0 005 <0 005 <br /> Toluene 0 005 <0 005 <0 005 <0 005 <0 005 <br /> Ethylbenzene 0 005 0 011 <0 005 <0 005 <0 005 <br /> Xylene,total 0 015 <0 015 0 20 <0015 <0015 <br /> TPH as Gasoline 1 0 <1 0 3 3 <1 0 <1 0 <br /> Dilution Multiplierb 1 1 1 1 <br /> TFT surra atec, % recovery 112 114 114 92 2 <br /> a Test Methods for Evaluating Solid Waste,SW-846,Third Edition,Revision 0, US FPA November 1986 Modification for TPH as gasoline <br /> as per California State Water Resources Board LUFT Manual procedures Results are calculated on a wet weight basis <br /> b Indicates the adjustments made for sample dilution <br /> c TFT surrogate recovery acceptability limits of 72 8-123%are derived from the 99%confidence interval of all samples during the previous <br /> quarter Expected surrogate value is 1 07 mg/kg <br /> i <br /> GTEL Torrance, CA Page 7 GTEL <br /> T305145 DOC <br /> E N V I R O N M E N T A I <br /> LABORATORIES INC <br />