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Superior Precisloon .Ana6lr1cal. Inc. <br /> 1555 Burke Unit 1 • San Francisco Cafiforna 94124 ■ {4 15J 647-2081 / fax 14 SJ 82 1-7 123 <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: 15089 <br /> t <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: Ing/kg <br /> EPA SW-846 Method 8015/5030 Total Purgable Petroleum Hydrocarbons: <br /> 0 Minimum Quantitation Limit for Gasoline in Soil: lmg/kg <br /> EPA SW-846 Method 8020/BTXE <br /> Minimum Quantitation Limit in Soil: 0. 005mg/kg <br /> ANALYTE MS/MSD RECOVERY RPD CONTROL LIMIT <br /> Gasoline: 93/94 1 75-125 <br /> Benzene: 99/103 4 75-125 <br /> Toluene: 101/106 5 75-125 <br /> Ethyl Benzene: 97/102 5 75-125 <br /> Total Xylenes: 103/108 4 75--125 <br /> Seorhe est <br /> Ac ou Ma ager <br /> Certified Laboratories <br />