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pace,,, <br /> REPORT OF LABORATORY ANALYSIS <br /> THE ASSURANCE OF QUALITY <br /> .Mr. Bill Howell QUALITY CONTROL DATA October 01 , 1993 <br /> Page 5 <br /> PACE Project Number: 430917508 <br /> Client Reference: BP Station # 11192 <br /> PURGEABLE FUELS AND AROMATICS <br /> Batch: 70 24853 <br /> Samples: 70 0155797 <br /> METHOD BLANK: <br /> Parameter Method <br /> Units MDL Blank <br /> TOTAL FUEL HYDROCARBONS, (LIGHT) : — _ <br /> Purgeabie Fuels, as Gasoline (EPA 8015M ug/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 NO <br /> LABORATORY CONTROL SAMPLE AND CONTROL SAMPLE DUPLICATE: <br /> Reference Dupl <br /> Parameter Units MDL Value Recv Recv RPD <br /> Purgeab e Fuels, as Gasoline (EPA 8015M ug/L 50 1000 91% 97% 60% <br /> Benzene ug/L 0.5 o 0 <br /> Toluene 40.0 91/ 91/ 0/ <br /> Ethylbenzene u9/L 0.5 40.0 90% 90% 0% <br /> Xylenes, Total ug/L 0.5 40.0 90% 89% 1% <br /> ug/L 0. 5 120 93% 93% 0% <br /> 11 Digital Drive An Equal Opportunity Employer <br /> Novato, CA 94949 <br /> TEL: 415-BB3.61 DO <br /> FAX: 415-883.2673 <br />