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, oMIR - . <br /> a <br /> - Superior Precision AnaIrica/. If 7C <br /> 625 Arnold Drive. Suite 1 14 Martinez. California 94553 • t5 f 0)229.1512/fax;510)229-1526 <br /> _,... .. . <br /> C E R T I F I C A T E O F A N A L Y S I <br /> ANALYSIS FOR TOTAL PETROLEUM HYDROCARBONS <br /> Page 2 of 2 <br /> QA/QC INFORMATION <br /> SET: 84256 <br /> NA = ANALYSIS NOT REQUESTED <br /> ND = ANALYSIS NOT DETECTED ABOVE QUANTITATION LIMIT <br /> ug/L = parts per billion (ppb) <br /> * = Gasoline Ravage Concentration Reported. A Non-standard Gasoline Pattern <br /> was Observed in the Chromatogram. <br /> >! = Diesel Range Concentration Reported. A Non-standard Diesel Pattern was <br /> Observed in the Chromatogram. <br /> OIL AND GREASE ANALYSIS By Standard Methods Method 5520F: <br /> Minimum Detection Limit in Water: 5000ug/L <br /> Modified EPA--SW846 Method 8015 for Extractable Hydrocarbons: <br /> Minimum Quantitation Limit for Diesel in Water: 50ug/L <br /> Standard Reference: 07/20/91 <br /> 1 EPA-SW846 Method 8015/5030 Total Purgable Petroleum Hydrocarbons: <br /> 5 Minimum Quantitation Limit for Gasoline in Water: 50ug/L <br /> Standard Reference: 10/04/91 i <br /> SW-846 Method 8020/BTXE. I11 <br /> Minimum Quantitation Limit in water: 0.5ug/L <br /> Standard Reference: 10/11/91 <br /> ANALYTE REFERENCE SPIKE LEVEL MS/MSD RECOVERY RPD CONTROL LIMIT <br /> Oil & Grease 10/23/91 30 Ppm 90/86 4 56-106 <br /> _... .: Diesel 07/20/91 200 Ppm 127/130 3 75-125 i <br /> Gasoline 10/04/91 200 ng 94/96 2 70-130 ,> <br /> Benzene 10/11/91 200 .ng 86/83 4 70-130 S <br /> Toluene 10/11/91 200 ng 86/84 2 70-130 <br /> Ethyl Benzene 10/11/91 200 ng 88/86 2 70-130. <br /> Total Xylenes 10/11j91 200 ng 100197 2 70-130 <br /> ichlr Sr a Ph J <br /> Laboratory .Director <br /> Certified Laboratories <br />