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R 'YA'JY+.4C�''.\RKfi^5 u'�u^J;' .rt'15 .'-`�,?.v.:v '�/L <br /> vF^_:.. "S7'".'" : +`...�....;.�' ,(�'Y+ ��°�-"K' , t"; rY x <br /> " �`� <br /> 1� � <br /> _srx.a-e .'7a ,���5• .� � a _. .,;tee_ :r. w . i��''�Y���L .... 4�u,1__:_ ..,,,,, <br /> Superior Precision Ana/„y rica/, Inc. <br /> 825Arnold Drive,Suite 114 ■ Martinez. California 94553 • (510)229-15 i21 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 /> Pagel 2 of 2 <br /> QA/QC IMFORMATION <br /> SET: 83924 <br /> NA a ANALYSIS NOT REQUESTED <br /> ND = ANALYSIS NOT DETECTED ABOVE QUANTITATION LIMIT <br /> ug/1 = part per billion (ppb) <br /> 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/1 <br /> Standard Reference: NA <br /> EPA-SW846 Method 8015/5030 Total Purgable Petroleum Hydrocarbons: <br /> Minimum Quantitation Limit for Gasoline in Water: 50ug/l <br /> Standard Reference: 06/26/91 <br /> i` <br /> SW-846 Method 6020/BTXE <br /> Minimum Quantitation Limit in Water: 0.5ug/1 <br /> Standard Reference: 07/08/91 <br /> ANALYTE REFERENCE SPIKE LEVEL MS/MSD RECOVERY RPD CONTROL LIMIT <br /> Oil & Grease NA NA NA NA NA <br /> Diesel NA NA NA NA NA <br /> Gasoline 06/26/91 200 ng 96/96 0 70-130 <br /> Benzene 07/08/91 200 ng 102/101 1 70-130 <br /> Toluene 07/08/91 200 ng 97/97 0 1:70-130 <br /> Ethyl. Benzene 07/08/91 200 ng 96/96 0 70-130 <br /> Total Xylene 07/08/91 200 ng 91/91 0 70-130 <br /> Richard Srna, Ph.D. <br /> Laboratory D;rector <br /> Certified laboratories <br />