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Table 1 <br /> Petroleum Contaminated Soil Sampling and Analytical Requirements <br /> Contaminated Soil Site <br /> Umetco Minerals Corp., D-2 Mine, Colorado <br /> Sample Collection Sample Analyses <br /> Area Location Frequency Analyte 'I Method Holding Time Container Preservation • <br /> Excavation 1 on North, until removal TEPH Colorado 14 days 4 oz. Teflon- 4° C <br /> walls East, South & of 8015 lined septum <br /> West Wall, I ft contaminants modified cap, glass jar <br /> below ground are verified <br /> surface <br /> Excavation 3 samples BETX EPA Method <br /> Floor minimum 8020 <br /> Excavation 1 on North, <br /> walUfloor East, South & <br /> contact West contact <br /> area. <br /> 1) TEPH =total extractable petroleum hydrocarbons; BETX = Benzene, toluene, ethyl benzene, xylene. <br /> D-2PETROLEUM CONTAMMATED SOILS <br /> Page 4 <br />