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M x. <br /> IN <br /> I <br /> SUPERIOR ANALYTICAL LABORATORIES, INC, <br /> ,. 8Z8 ARNOLD,$TE. 114 MARTINEZ,CALIFORNIA 94553•(415) 229-1512 DQHS #319 <br /> j DOFFS #220 <br /> C E R T I F I C A T E O F A N A L Y S I S <br /> A^'ALYSIS 1"OR TOTAL PETROLEUM HYDROCARBONS <br /> t <br /> Page 3 of 3 <br /> QA/QC INFORMATION <br /> s <br /> SET: 82250 <br /> 3 NA ANALYSIS NOT REQUESTED <br /> ND ANALYSIS NOT DETECTED ABOVE QUANTITATION LIMIT <br /> ug/l = Part per billion (ppb) <br /> i OIL AND GREASE ANALYSIS By Standard Methods Method 503E: <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: NA <br /> EPA-SW846 Method 8015/15030 Total Purgable Petroleum HydrocarbonG: <br /> Minimum Quantitation Limit for Gasoline in Water: 50u9/1 <br /> Standard Reference: 10/25/90 <br /> ,W-846 Method 8020/BTXE <br /> Minimum Quantitation Limit in Water: 0.5ug/1 <br /> Standard Reference: 12/14/90 <br /> ANALYTE REFERENCE SPIKErLEVEL MS/MSD-RECOVERY RPD CONTROLLIMIT5 <br /> Oil & Grease NA NA NA NA NA <br /> Diesel - NA NA NA NA NA <br /> Gasoline 10/25/90 200 ng 105 0 7D�-130 � <br /> Benzene 12/14/90 200 ng 704 9 70-130 <br /> Toluene 12/14/90 200 ng 105 9 70-130 <br /> Ethyl Benzene 12/14/90 200 ng 109 9 70-130 <br /> is <br /> Total Xylene 12/14/90 200 ng 113 8 70-130 _ <br /> 1 , <br /> Richard Srna, Ph.D. <br /> Laboratory Dire or <br /> - - - - y <br /> OUTSTANDING QUALITY AND SERVICE <br /> 2. <br /> : <br /> 4 <br />