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I I <br /> k ^ <br /> Superior Precision . lr,Oq vocal Inc. <br /> 1555 Burke, Unit f • San Francisco, California 44124 . (4 15) 647-2081 /fax (4 15) 821-7123 <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: 15334 <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 /> EPA SW-846 Method 8020/BTXE <br /> Minimum Quantitation Limit in Soil: 0. 005mg/kg <br /> ANALYTE MS MSD RECOVERY RPD CONTROL LIMIT <br /> --------------- --------------- --- ------------- <br /> Gasoline: 95/92 3!.-' 61--141 <br /> Benzene: 80/100 22% 68-133 <br /> Toluene: 123/107 14% 68-133 <br /> Ethyl Benzene: 120/100 18% 68-133 <br /> Total Xylenes: 116/103 12% 68-133 <br /> Diesel: 128/124 3% 47-164 <br /> Seri C emist <br /> A¢co nt anager <br /> Certified laboratories <br />