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' O <br /> 7 <br /> Certificate of Analysis No. 9409105-01 <br /> t Engineering Science, Inc. <br /> 290 Elwood Davis Rd <br /> Liverpool, NY 13088 <br /> OATTN: Martin Miller DATE: 09/26/94 <br /> - PROJECT: Greyhound #8969 <br /> BITE: Stockton, California PROJECT NO: 725386.08969 <br /> SAMPLED BY: Engineering SciencesMATRIX. SOIL <br /> SAMPLE ID: SB6-5 DATE SAMPLED- 08/30/94 13:45:00 <br /> DATE RECEIVED: 09/02/94 <br /> ANALYTICAL DATA / <br /> PARAMETER RESULTS DETECTION UNITS <br /> BENZENE LIMIT <br /> ' TOLUENE ND 1 P µ9/Kg <br /> ETHYLBENZENE 1 1 P Ag/Kg <br /> TOTAL XYLENE ND 1 P 99/K9 <br /> TOTAL VOLATILE AROMATIC HYDROCARBONS 2 1 P Ag/Kg�r <br /> 3 µg/Kg <br /> Surrogate Recovery , <br /> 1,4-Dif luorobenzene 79 <br /> 4-Bromofluorobenzene 79 <br /> METHOD 8020*** <br /> Analyzed by: DAO <br /> Date: 09/10/94 <br /> Total Petroleum Hydrocarbons-Diesel ND 1 P mg/kg <br /> } Surrogate Recovery <br /> n-Pentacosane 58 <br /> Mod. 8015 - Diesel <br /> Analyzed by: SEG <br /> Date: 09/13/94 17:59:00 <br /> ND - Not detected. (P) - Practical Quantitation Limit <br /> Notes: *Ref: Methods for Chemical Analysis of Water and Wastes, 1983, EPA <br /> **Ref: Standard Methods for Examination of Water & Wastewater, 17th ed. <br /> ***Ref: Test Methods for Evaluating Solid Waste, EPA SW846, 3rd Ed. <br /> QUALITY ASSURANCE-. These analyses are performed in accordance <br /> k with EPA guidelines for quality assurance. <br /> SPL California License # 1903 <br /> L.4-- <br /> CP <br /> SPL, Inc. , - Pr ct Manager <br />