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pNace-� REPORT OF LABORATORY ANALYSIS <br /> ' t S55uaAAlCt 6r 0LIti171 <br /> qor Brady Nagle QUALITY CONTROL DATA January 08, 1992 <br /> Page 22 PACE Project Number 411230505 <br /> Client Reference: Exxon 7-3708 <br /> TPH GASOLINE/BTEX <br /> Batch- 70 08975 <br /> Samples- 70 0142512, 70 0142520, 70 0142555, 70 0142601 <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 NO <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 NO <br /> #arameter <br /> BORATORY CONTROL SAMPLE AND CONTROL SAMPLE DUPLICATEReference Dupl <br /> Units MDL Value Recv Recv RPD <br /> Purgea a Fuels, as Gasoline (EPA 8015) ug g wet 200 326 111% 103% 7% <br /> Benzene ug/kg wet 1 0 40 0 96% 98% 2% <br /> Toluene ug/kg wet 1.0 40 0 97% 98% 1% <br /> Ethylbenzene ug/kg wet 1 0 40 0 99% 100% 1% <br /> Xylenes, Total ug/kg wet 1 0 80.0 98% 99% 1% <br /> MDL Method Detection Limit <br /> ND Not detected at or above the MDL <br /> RPD Relative Percent Difference <br /> 0 <br /> 11 Digital Olive offices Serving Minneapolis Minnesota Charlotte North Carolina An Enval Opportunity Employer <br /> Novato CA 94949 Tampa Florida Asheville North Carolina <br /> TEL 415 883 6180 Iowa City,Iowa New York New York <br /> FAX 415 883 2673 San Francisco California Pittsburgh Pennsylvania <br /> Kansas Cny Mtssoun Denver Colorado <br />