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pacet <br /> REPORT OF LABORATORY ANALYSIS <br /> THE ASSURANCE OF QUALITY <br /> 4• <br /> r. James Jacobs QUALITY CONTROL DATA June 11 , 1992 <br /> Page 15 PACE Project Number 420604509 <br /> Client Reference: Exxon 7-3330 (CM) <br /> TPH GASOLINE/BTEX <br /> Batch 70 13049 <br /> Samples 70 0157501 <br /> METHOD BLANK- <br /> Method <br /> Parameter Units MDL Blank <br /> TOTAL FUEL HYDROCARBONS, (LIGHT) . <br /> Purgeable Fuels, as Gasoline (EPA 8015) ug/kg wet 200 ND <br /> PURGEABLE AROMATICS (BTXE BY EPA 8020) - <br /> Benzene ug/kg wet 1.0 ND <br /> Toluene ug/kg wet 1 0 ND <br /> Ethylbenzene ug/kg wet 1 0 ND <br /> Xylenes, Total ug/kg wet 1 0 ND <br /> LABORATORY CONTROL SAMPLE AND CONTROL SAMPLE DUPLICATE <br /> Reference Oupl <br /> Ofteter Units MDL Value Recv Recv RPD <br /> Purgea a Fuels, as Gasoline (EPA 8015) ug g wet 200 301 903/,, 89% 1% <br /> Benzene ug/kg wet 1 .0 40 0 879 87% 0% <br /> Toluene ug/kg wet 1 0 40 0 104% 104% 0% <br /> Ethylbenzene ug/kg wet 1 0 40 0 111% 112% 0% <br /> Xylenes, Total ug/kg wet 1 .0 80 0 113% 112% 0% <br /> MDL Method Detection Limit <br /> RPD Relative Percent Difference <br /> li <br /> 11 Digital Drive offices Serving Minneapolis Minnesota Charlotte North Carolina An Equal Opportunity Employer <br /> Novato CA 94949 Tampa,Florida Asheville North Carolina <br /> TEL 415 883 610o Iowa City,Iowa New York New York <br /> FAX 415 883 2673 San Francisco California Pittsburgh Pennsylvania <br /> Kansas City Missouri Denver Colorado <br /> Las Angeles California <br />