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Y <br /> . Certificate of Analysis No. 9410007-03 <br /> EZ Serve Inc. <br /> 2550 North Loop West, #600 <br /> Houston, TX 77292 <br /> ATTN: Brian Cobb DATE: 10/10/94 <br /> PROJECT: EZ Serve #100878 PROJECT NO: 1565-04 <br /> SITE: Manteca, California MATRIX: SOIL <br /> SAMPLED BY: Brown & Cadwell DATE SAMPLED: 09/27/94 09:38: 00 <br /> SAMPLE ID: MW-6 DATE RECEIVED: 09/30/94 <br /> ANALYTICAL DATA <br /> PARAMETER RESULTS DETECTION UNITS <br /> LIMIT <br /> BENZENE ND 1 P N'g/L <br /> TOLUENE ND 1 P µg/L <br /> ETHYLBENZENE ND 1 P µg/L <br /> TOTAL XYLENE ND 1 P µg/L <br /> TOTAL VOLATILE AROMATIC HYDROCARBONS ND ug/L <br /> Surrogate Recovery <br /> 1, 4-Difluorobenzene 93 <br /> 4-Bromofluorobenzene 32 <br /> METHOD 8020*** <br /> Analyzed by: JZL <br /> Date: 10/09/94 <br /> Petroleum Hydrocarbons - Gasoline ND 0.1 P mg/L <br /> Surrogate $ Recovery <br /> 1,4-Difluorobenzene 90 <br /> 4-Bromofluorobenzene 37 « <br /> Modified 8015 - Gasoline <br /> Analyzed by: JZL <br /> Date: 10/09/94 <br /> ND -- Not detected. (P) - Practical Quantitation Limit <br /> « - Recovery beyond control limits. <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 /> II <br /> QUALITY ASSURANCE: These analyses are performed in accordance <br /> with ,EPA 'guidelines for quality assurance. I <br /> SPL California License # 1903 <br /> E ' i � � t I ' �I t l v I '' I• I I I � ! � I <br /> Inc. , - Project Manager <br /> `I - <br />