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Superior hre ision ..-jIna/ytical, Inc. <br /> 825 Arnpid DrivP, Suite l 14 ■ Martinez, California 94553 + (510} 229-1512 / fax [510) 229-1526 <br /> C E R T I F I C A T E O F A N A L Y S I S <br /> ANALYSIS FOR TOTAL PETROLEUM HYDROCARBONS <br /> Page 2 of 2 <br /> QA/QC INFORMATION <br /> SET: 88475 <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 <br /> Modified EPA SW-846 Method 8015- for Extractable Hydrocarbons : <br /> Minimum Quantitation Limit for Diesel in Soil : lmg/kg <br /> EPA SW-846 ,Method 8015/5030 Total Purgable Petroleum Hydrocarbons : <br /> Minimum Quantitation Limit for Gasoline in Soil : lmg/kg <br /> E13A SW-846 Method 8020/BTXE <br /> Minimum Quantitation Limit in Soil : 0 . 005mg/kg <br /> ANALYTE MS/MSD RECOVERY RPD CONTROL LIMIT <br /> 3asoline: 98/96 2%- 70-130 <br /> Benzene : 97/101 4%- 70-130 <br /> Toluene : 105/107 2% 70-130 <br /> Ethyl Benzene: 109/111 2$ 70-130 <br /> Xylenes : 107/110 3% 70-1'30 <br /> Richard Srna, Ph.D. <br /> Laboratory Directo <br /> Certified Laboratories <br />