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j <br /> SUPERIOR ANALYTICAL LABORATORIES,-INC. <br /> DOHS #319 <br /> 825 ARNOLD,STE. 114• MARTINEZ,CALIFORNIA 94553•(415) 229-1512 DOHS.#220 <br /> C E R T I F I C A T E O F A N A L S I S <br /> ANALYSIS FOR TOTAL PETROLEUM HYDROCARBONS f <br /> Diesel by Modified EPA SW-946 Method 8015 <br /> Gasoline by Purge and Trap: EPA MEthod 8015/5030 <br /> ANALYSIS FOR BENZENE, TOLUENE, ETHYL BENZENE & XYLENES <br /> 4 <br /> # by EPA SW-846 Methods 5030 and 8020 <br /> i - Page 6 of 6 <br /> QA/QC INFORMATION <br /> SET: 81276 <br /> i <br /> NA ._ ANALYSIS NOT REQUESTED <br /> ND = ANALYSIS NOT DETECTED ABOVE QUANTITATION LIMIT <br /> I. Mg/Kg = part per million (ppm) <br /> OIL AND GREASE ANALYSIS By Standard Methods Method 503E; <br /> Duplicate RPD NA <br /> 1 Minimum.Detection Limit in Soil : 20mg/kg <br /> `Modified EPA Method 8015 for Extractable Hydrocarbons: <br /> Minimum Quantitation Limit fcr Diesel in Soil : 10mg/kg <br /> Daily Standard run at 200mg/L; %Diff Diesel = NA <br /> MS/MSD Average Recovery = NA: Duplicate RPD = NA <br /> 80/5/5030 Total Purgable Petroleum Hydrocarbons: <br /> Minimum Quantitation Limit for Gasoline in Soil : ling/kg I <br /> Daily Standard run at 2mg/L; %Diff Gasoline = 195 <br /> j <br /> MS/MSD Average Recovery = 8895: Duplicate RPD = <495 <br /> 8020/BTXF E <br /> Minimum Quantitation Limit in Soil : 0.05mg/kg <br /> Daily Standard run at 20ug/L; %Diff = <159K <br /> I MS/MSD Average Recovery 80%: Duplicate RPD = <8A6 � 'f <br /> j <br /> S <br /> Richard Srna, Ph.D. <br /> E Sr f <br /> i Laboratory Director <br /> i <br /> i <br /> OUTSTANDING OUAL'TY AND SERVICE <br /> a <br />