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Superior PrAzsibr7 ,.Ana/ytica/, Ac. <br /> ry' 1555 Burke Unit I • San Francisco California 94 124 ■ (415) 647-2081 / fax-(415) 821 7 1 23 <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: 56057 <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 /> EPA SW-846 Method 8020/BTXE <br /> Minimum Quantitation Limit in Water: 0. 3ug/L <br /> 10 1 <br /> ANALYTE MS/MSD RECOVERY RPD CONTROL LIMIT <br /> --------------- --------------- --- -------------- <br /> Diesel: 99/100 1% 75-125 <br /> Gasoline: 85/85 0% 76--1.11 <br /> Benzene: 86/85 1% 78-110 <br /> Toluene: 90/88 2% 78-111 <br /> Ethyl Benzene: 93/90 3% 78-11.8 <br /> Xylenes: 88/86 2% 73-113 <br /> Richard rna h.D. <br /> Laboratory Director <br /> Certified Laboratories <br />