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S • • <br /> uperior Precision �1n�/ytica/, /nc_ <br /> 825 Arnold Drive 5u,te 114 - Martinez California 94553 ■ (510} 229-1512 / fax (510) 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. 88725 <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 /> IDA SW-846 Method 8020/BTXE <br /> Minimum Quantitation Limit in Water 0 3g/L <br /> ANALYTE MS/MSD RECOVERY RPD CONTROL LIMIT <br /> Gasoline 92/92 0% 70-130 <br /> Benzene 103/108 5s 70-130 <br /> Toluene 104/107 30-. 70_130 <br /> Ethyl Benzene 104/106 206 70-130 <br /> Xylenes 97/99 20-. 70-130 <br /> Diesel 118/103 140 75-125 <br /> Rich d Srn Ph D <br /> I <br /> Laboratory Directo <br /> Certified Laboratories <br />