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VOJkILE AROMATIC COMPOUNDS <br /> MODIFIED EPA METHOD 8020 (BTEX) • <br /> AND <br /> TOTAL VOLATILE HYDROCARBONS <br /> Lab Project <br /> Project: Buffalo Tank Company Number: 2500 <br /> Sample Lab ID <br /> Location: Unleaded Tank West End Number: 34291 <br /> .Sample Date <br /> Number: 107658 Received: 11/30/89 <br /> Date Date <br /> Sampled: 11/30/89 Analyzed: 12/11/89 <br /> ANALYTE REPORTING <br /> COMPOUNDCONCENTRATION LIMIT <br /> _ mg/Kg mg/Kg <br /> (Ppm) (ppm) <br /> Benzene BRL 0. 2 <br /> AToluene BRL 0. 2 <br /> Ethyl Benzene BRL 0. 2 <br /> p-Xylene BRL 0. 2 <br /> m-Xylene BRL 0. 2 <br /> o-Xylene 0. 2 0. 2 <br /> Total Volatile Hydrocarbons BRL 10. <br /> Surrogate recovery (percent) : <br /> a,a,a-Trifluorotoluene 77 <br /> Comments: * 1: 10 dilution required due to heavy late eluting <br /> matrix interference, possibly diesel. Suggest TPH <br /> EPA Method 8015M analysis. <br /> * Revised 02/07/90. <br /> Approved By: Date: 12/18/89 <br /> A. Putnam <br /> McLaren <br />