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f <br /> O Superior Precision o"Iytical, Inc. f <br /> 825 Arnold Drive, Suite 1 14 Martinez, California 94553 1510} 229-1512 /fax (5 10) 229-1,526 <br /> k <br /> 4 <br /> If i <br /> C E R T I F I C A T E O 'F ANA L Y S I S ; <br /> I <br /> ANALYSIS FOR TOTAL PETROLEUM HYDROCARBONS <br /> :i <br /> Page 3 of 3 <br /> QA/QC INFORMATION <br /> SET: 88067 <br /> E NA = ANALYSIS NOT REQUESTED <br /> ` ND = ANALYSIS NOT DETECTED ABOVE QUANTITATION LIMIT <br /> ug/L = parts per billion {ppb} <br /> OIL AND GREASE ANALYSIS By Standard Methods Method 5520F: <br /> Minimum Detection Limit in Water: 5000ug/L <br /> Modified EPA SW-846 Method 8015 for Extractable Hydrocarbons : <br /> Minimum Quantitation Limit for Diesel in Water: 50ug/L <br /> I <br /> EPA SW-846 Method 8015/5030 Total Purgable Petroleum Hydrocarbons : <br /> ? Minimum Quantitation Limit for Gasoline in Water: 50ug/L <br /> } PA SW-846 Method 8020/BTXE <br /> F <br /> Minimum Quantitation Limit in Water: 0 . 3ug/L <br /> 1 <br /> h <br /> ANALYTE MS/MSD RECOVERY1 RPD CONTROL LIMIT <br /> 4 <br /> --------------- <br /> --------------- --- ------------- <br /> Gasoline : 106/100 60 70-130 <br /> Benzene : 95/90 5% 70-130 <br /> Toluene : 102/102 0% 70-130 <br /> { Ethyl Benzene : 105/107 20 70-130 <br /> Xylenes : 116/117 1% 70-130 <br /> 3 <br /> 1 <br /> i <br /> Richard Srna, Ph.D. <br /> aboratorY Direc . <br /> Certified Laboratories <br /> r <br /> 4 <br />