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0 <br /> Certificate of Analysis No. 9410007-05 <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 10:30: 00 <br /> SAMPLE ID: MW-4 DATE RECEIVED: 09/30/94 <br /> ANALYTICAL DATA <br /> PARAMETER RESULTS DETECTION UNITS <br /> LIMIT <br /> BENZENE ND 1 P Ag/L <br /> TOLUENE ND 1 P gg/L <br /> ETHYLBENZENE ND 1 P Ag/L <br /> TOTAL XYLENE ND 1 P ug/L <br /> TOTAL VOLATILE AROMATIC HYDROCARBONS ND ug/L <br /> Surrogate $ Recovery <br /> 1,4-Difluorobenzene 94 <br /> 4-Bromofluorobenzene 40 « <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 99 <br /> 4-Bromofluorobenzene 51 <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 /> f ' <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 /> with EPA, guidelines for quality assurance. <br /> SPL ;Cali`fornia Li.cense' # 1903 I <br /> {f1 <br /> 1' 1 11 I `I 'I II II I I! I i I II II� 1 I � I E 11 I 111 <br /> Pro]ect Manager <br />