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,.o� ,�;�° <br /> t : <br /> SUPERIOR ANALYTICAL LABORA°i>r7RY, INC. <br /> I' <br /> ~' 1555 BURKE. UNIT I-SAN FRANCISCO, CA 94124 - PHONE(415) 647-2081 <br /> C E R T I F I C A T E O F A N A L Y S I S <br /> �.•• LABORATORY NO. : 52519 DATE RECEIVED: C2/21!00 <br /> ! CLIENT: Leedshill - Harkenhoff, Inc. DATE REPORTED: pF!«g/g0 <br /> CLIENT JOB NO. : 90619. 1? <br /> ANALYSIS FOR TOTAL PETROLEUM HYDROCARBONS <br /> by Modified EPA SW-848 Method 5030 and 8015 <br /> �.. LAO Concentration {rig/kg) <br /> Samule Identification Gasoline Range <br /> -------------- <br /> ! ' 1 9-20-90-mw1-10 ND<1 <br /> 3 9-20-90-mwl-20 1 <br /> 5 9-20-90-mw1-•30 ND<1 <br /> 9 9-20-90-MW2-10 ND!1 <br /> 10 9-20-90-mw2-15 14000 <br /> 11 9-20-90-mw2-20 ND!1 <br /> 12 9-20-90-•mw2-25 ND<1 <br /> 13 9-20-90-mw2--30 NO:1 <br /> 17 9-20-90-mw3-10 iVD<1 <br /> is 9-20--90-mw3-1 5 ND<1 <br /> 19 9-20-90-mw3--20 ND<1 <br /> 20 9-20-90-•mw3-25 ND<1 s <br /> 21 9-20-90-mw3-30 ND<l i <br /> � t <br /> mg/kg - parks per million (ppm) <br /> i <br /> Minimum Detection Limit for Gasoline in Soil : lmg/kg <br /> QAQC Summary: <br /> Daily Standard run at 2mg/L: RAD Gasoline <15,v <br /> 145/MW Average Recovery = 88%: Duplicate RPD = <1 <br /> 1-a <br /> Richard Srna. Ph.D, <br /> I\ <br /> 4C. <br /> rata ire or <br /> • <br /> OUTSTANDING QUALITYAND SERVICE <br /> f <br />