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I <br /> Superior precision Analytical. Inc. 0 C T o 84, � <br /> 825 Arnold Drrve Suite I 14 * Martinez Cairfornia 94553 • 151 0) 229 I S I2 / fax 15 I�, 229 1 526 <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: 86756 <br /> NA = ANALYSIS NOT REQUESTED <br /> ND = ANALYSIS NOT DETECTED ABOVE QUANTITATION LIMIT <br /> ug/L = parts per billion (ppb) <br /> *Gasoline range concentration reported. The chromatogram shows <br /> only single peak in the gasoline range. <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/i <br /> EPA SW-846 Method 8020/BTXE <br /> Minimum Quantitation Limit in Water: 0 . 5ug/L <br /> ANALYTE SPIKE LEVEL MS/MSD RECOVERY RPD CONTROL LIMIT <br /> Gasoline. 200 ng 96/95 l 70-130 <br /> Benzene: 200 ng 101/100 1 70-130 <br /> Toluene : 200 ng 102/101 1 70-130 <br /> Ethyl Benzene: 200 ng 107/106 0 70-130 <br /> Xylenes : 200 ng 109/108 0 70--130 <br /> Rhard rna, Ph.D. <br /> r)- <br /> abora ory Direct r <br /> Certified Laboratories <br />