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r <br /> , EliSuperior precision Ana6,etica/, Inc. <br /> 825 Arnold Drive, Suite 1 14 - Martinez, California 94553 (510) 229-1512/fax (5 10) 229-1526 <br /> C E R T I F I C A T E O F A N A L Y S I S <br /> t <br /> ANALYSIS FOR TOTAL PETROLEUM HYDROCARBONS <br /> Page 2 of 2 <br /> QA/QC INFORMATION <br /> SET: 30409 <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/L <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 8015/5030 Total Purgable Petroleum Hydrocarbons: <br /> Minimum Quantitation Limit for Gasoline in Water: 50ug/L <br /> i EPA SW-846 Method 8020/BTXE <br /> Minimum Quantitation Limit in Water: 0 .5ug/L <br /> ANALYTE MS/MSD RECOVERY RPD CONTROL LIMIT <br /> Gasoline : 126/126 0% 70-130 <br /> Benzene: 88/90 20 70-130 <br /> Toluene: 90/95 509 70-130 <br /> Ethyl Benzene : 83/86 406 70-130 <br /> Total Xylenes : 95/100 50-. 70-130 ' <br /> { <br /> Sen or Chemist <br /> Certified Laboratories <br />