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PCe4REPORTO <br /> • F LABO TORY ANALYSIS <br /> l; aR � oflaTEa <br /> NE ISS III I I I I v II A LI TY <br /> 10 <br /> Ms Jacqueline Doub QUALITY CONTROL DATA June 25, 1992 <br /> Page 23 PACE Project Number 420611511 <br /> Client Reference Exxon 7-0137 (CM) <br /> TPH GASOLINE/BTEX <br /> Batch 70 13238 <br /> Samples 70 0162408, 70 0162416, 70 0162483 <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 NO <br /> hykenes , Total ug/kg wet 1 0 ND <br /> ABORATORY CONTROL SAMPLE AND CONTROL SAMPLE DUPLICATE <br /> Reference Dupl <br /> arameter Units MDL Value Recv Recv RPD <br /> Purgeable Fuels, as Gasoline (EPA 8015) ug/kg wet 200 282 122% 128% 4`/ <br /> Benzene ug/kg wet 1 0 40 0 109% 111% 1/ <br /> Toluene ug/kg wet 1 0 40 0 107% 107% 0/ <br /> Ethylbenzene ug/kg wet 1 0 40 0 107% 108% 0/ <br /> Xylenes , Total ug/kg wet 1 0 80 0 108% 109% 0Z <br />' MDL Method Detection Limit <br /> RPD Relative Pel-cent Difference <br /> 1 <br /> 1 <br /> 1 <br /> 11 Digital Drive Offices Serving Minneapolis Minnesota Charlotte North Carohna An Equal Opportunny Employer <br /> Novato CA 94949 Tampa Florida Asheville North Carolina <br /> TEL 415 883 6100 Iowa City Iowa New York New York <br /> FAX 415 883 2673 San Francisco California Pittsburgh,Pennsylvania <br />' Kansas City Missouri Dernier Colorado <br /> Los Angeles California <br />