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J U t 10 1.992 <br /> _v Superior Precision Analytical, Inc. <br /> 835 Ar*ioid Dri,,e Suite `.,aqt nez Callfor- - 553 15]t, <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: 86114 <br /> NA = ANALYSIS NOT REQUESTED <br /> ND = ANALYSIS NOT DETECTED ABOVE QUANTITATION LIMIT <br /> ug/L = parts per billion (ppb) <br /> OIL AND GREASE ANALYSIS By Standard Methods Method 5520F: <br /> Minimum Detection Limit in Water: 5000ug/ <br /> Modified EPA SW-846 Method 8015 for Extractable Hydrocarbons : <br /> Minimum Quantitation Limit for Diesel in Water: 50ug/L <br /> EPA SW-846 Method 8�ation3Lim�taforuGasolinePetroleum <br /> WaterHydrocarbons : <br /> Minimum Quant <br /> OEPA SW-846 Method 8020/BTXL <br /> Minimum Quantitation imit in Water: O . Sug/L <br /> ANALYTE <br /> SPIKE LEVEL MS/MSD-RECOVERY RPD CONTROL-LIMIT <br /> 200 ng 94/94 0 70-130 <br /> Gasoline: 99/97 2 70-130 <br /> Benzene: 200 ng 200 ng 99/98 1 70-130 <br /> Toluene: <br /> 200 ng 100/99 2 70-130 <br /> Ethyl Benzene: 200 ng 103/103 1 70-130 <br /> Xylenes: <br /> rd Srna <br /> aborato y irector <br />