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Superior Inc- <br /> 825 Arnold Drive, Suite 1 14 • Martinez. California 94553 1510) 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 /> ANALYSIS FOR TOTAL PETROLEUM HYDROCARBONS <br /> Page 2 of 2 <br /> QA/QC INFORMATION <br /> SET: 89825 <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-845 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 /> EPA SW-845 Method 8020/BTXE <br /> Minimum Quantitation Limit in Water: 0 . 5ug/L <br /> ANALYTE MS/MSD RECOVERY RPD CONTROL LIMIT <br /> ----------- ---- -- -- - -- -- - ----- - -- - --- - -- - ----- <br /> Gasoline : 82/75 9% 70-130 <br /> Benzene : 113/117 30 70-130 <br /> Toluene : 107/113 51-1. 70-130 <br /> Ethyl Benzene : 107/115 70 70-130 <br /> Total Xylenes : 104/112 70 70-130 <br /> Senior CheTdist <br /> lip <br /> Certified Laboratories <br />