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4&-W <br /> ® <br /> ®VNU <br /> C O R P 0 R A T E 0 REPORT OF LABORATORY ANALYSIS <br /> THE ASSURANCE OF auAtiTT <br /> Mr. Paul Graff QUALITY CONTROL DATA July 01 , 1993 <br /> ge 9 PACE Project Number 430622521 <br /> lent Reference: Exxon 7-0137 (EE) <br /> PURGEABLE FUELS AND AROMATICS <br /> IBatch- 70 22303 <br /> Samples 70 0098777, 70 0098785, 70 0098793, 70 0098807, 70 0098815 <br /> 70 0098823, 70 0098831 <br /> IMETHOD BLANK <br /> Method <br /> Parameter Units MDL Blank <br /> TOTAL FUEL HYDROCARBONS, (LIGHT) - <br /> Purgeable Fuels, as Gasoline (EPA 8015M ua_, L 50 ND <br /> PURGEABLE AROMATICS (BTXE BY EPA 8020M) <br /> Benzene ug/L 0 5 ND <br /> Toluene ug/L 0 5 ND <br />, Ethylbenzene ug/L 0 5 ND <br /> Xylenes, Total ug/L 0 5 ND <br /> LABORATORY CONTROL SAMPLE AND CONTROL SAMPLE DUPLICATE <br /> Reference Dupl <br /> rameter Units MDL Value Recv Recv RPD <br /> Mgeab a Fuels, as Gasoline (EPA 8015M ug/L 50 1000 9 7-f. -9F/. 9% <br /> enzene ug/L 0 5 40 0 87% 90% 3% <br /> Toluene ug/L 0 5 40 0 88% 91% 3`/. <br /> thylbenzene uq/L 0 5 40 0 90% 94% 4% <br /> LEylenes, <br /> Total ug/L 0 5 120 89% 93% 4% <br /> I <br /> I <br /> 1 <br /> 1 <br /> I <br /> 11 Digital Drive Offices Serving Minneapolis Minnesota Charlotte North Carolina An Equal Opportunity Employer <br />' Novato CA 94949 Tampa Florida Ashevdle North Carolina <br /> TEL 415 883 6100 Iowa City iowe New York New York <br /> FAX 415 883 2673 San Francisco California Pittsburgh Pennsylvania <br />' Xansas City Missouri Denver Colorado <br /> Las Angeles California <br />