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r <br /> Superior Precision f�n� ic�I, Inc. <br /> 1555 Surke Univ I ■ San Francisco California 94 124 • (4 15' 647-2081 / fax (4 15) 821 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 3 of 3 <br /> QA/QC INFORMATION <br /> SET: 15088 <br /> NA = ANALYSIS NOT REQUESTED <br /> ND = ANALYSIS NOT DETECTED ABOVE QUANTITATION LIMIT <br /> mg/kg = parts per million (ppm) y <br /> ug/L - parts per billion (ppb) <br /> Modified EPA SW-846 Method 8015 for Extractable Hydrocarbons: <br /> Minimum Quantitation Limit for Diesel in Soil: lmg/kg <br /> Water: 50ug/L <br /> EPA SW--846 Method 8015/5030 Total Purgable Petroleum Hydrocarbons: <br /> Minimum Quantitation Limit for Gasoline in Soil: img/kg <br /> Water: 50ug/L <br /> EPA SW--846 Method 8020/BTXE <br /> Minimum Quantitation Limit in Soil: 0 . 005mg/kg <br /> Water: 0. 5ug/L <br /> ANALYTE MS/MSD RECOVERY RPD CONTROL LIMIT <br /> Gasoline: 93/94 1, 75-125 <br /> Benzene: 100/105 5% 72-125 <br /> Toluene: 102/105 3% 75-125 <br /> Ethyl Benzene: 95/100 5% 75-125 <br /> Total Xylenes: 104/107 3% 75-125 <br /> Diesel: 115/114 1% 47-164 <br /> Ser4o he ast <br /> Ac ouri Manager <br /> Certified Laboratories <br />