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i <br /> o Superior precision Ana/ytica/, Inc_ <br /> 825 Arnold Drive, Suite 114 ■ Martinez, California 94553 • f5 10) 229-1512 /fax (510) 229-1526 I <br /> CI <br /> C <br /> } C E R 'I' I F I C A T E O F A N A L Y S I S � <br /> ANALYSIS FOR TOTAL PETROLEUM: HYDROCARBONS I <br /> Page 3 of 3 <br /> QA/QC INFORMATION h <br /> SET: 90122 <br /> NA = ANALYSIS NOT REQUESTED <br /> ND = ANALYSIS NOT DETECTED ABOVE QUANTITATION LIMIT <br /> mg/kg = parts per million (ppm) <br /> OIL AND GREASE ANALYSIS By Standard Methods Method 5520F: <br /> Minimum Detection Limit in Soil : 50mg/kg; i <br /> t Modified EPA SW-846 Method 8015 for Extractable Hydrocarbons : <br /> Minimum Quantitation Limit for Diesel it Soil : 10mg/kg <br /> { EPA SW-846 Method 8015/5030 Total Purgable Petroleum Hydrocarbons : <br /> Minimum Quantitation Limit for Gasoline ;in Soil : lmg/kg <br /> EPA SW-846 Method 8020/BTXE <br /> Minimum Quantitation Limit in Soil : . 0 . 00,3mg/kg <br /> w <br /> ANALYTE MS/MSD RECOVERY RPD CONTROL LIMIT <br /> --------------- ------------- --- - ------------- <br /> Gasoline : 105/100 50-.• 70-130 <br /> Benzene : 97/100 30: 70-130 <br /> Toluene : 108/113 5%' 70-130 <br /> Ethyl Benzene : 111/118 60 70-130 <br /> Total Xylenes : 106/112 60,' 70-130 <br /> Diesel Range : 95/87 90 75-125 <br /> i <br /> j. <br /> {.r i <br /> i <br /> Senior !Chemist <br /> G <br /> Certified Laboratories <br />