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Table 1 <br /> Sample containers Holding Times and Preservation <br /> Holding <br /> Parameter Matrix: Container Time Preservation <br /> ------------------------------------------------------------------------------------- <br /> Total Petrol. Soil 3' stainless steel 14 daysl/ 4'C <br /> Hydrocarbons or brass cylinder 40 days2/ <br /> ' (Light Fractions) Vater 40 ml glass vial. 14 days l/ 4'C MCI <br /> teflon-faced silicon 20 days2/ to pH - 2 <br /> septum <br /> (Heavy Fractions) Yater 1 amber bottles, 14 days l/ 4*C <br /> teflon seal/silicon 40 days2/ <br /> septum <br /> Dan:ene Soil 3' stainless steel 14 daysl/ 4*C <br /> Toluene or brass cylinder <br /> xylene <br /> Ethylbentens Water 40 ml glass vial 7 days l/ 4*C HC1 <br /> teflon seal/silicon 14 days 3/ to pH 2 <br /> Purgeable Soil 3' stainless steel 14 days i/ 4*C <br /> Holocarbons or brass cylinder <br /> Water 500 ■l glass vial, 14 days l/ <br /> teflon seal/silicon <br /> ' septum <br /> Organiclead soil 3" stainless steal 14 days l/ 4'C <br /> or brass cylinder <br /> ' Water 40 ml glass vial, 14 days l/ 4"C <br /> taflon seal/silicon <br /> ' septum <br /> Sthylens Dibromide Soil 3' stainless steel 14 days2/ 4�C <br /> or brass cylinder <br /> 1 Water 40 ml1 4 C <br /> glass vial, 14 days / <br /> teflon faced silicon <br /> septum <br /> Polynuclear Soil 8 os. vide mouth 14 days 2 l/ 4*C <br /> ' stromatic glass with teflon 40 days / <br /> Hydrocarbons seal <br /> Water 1000 ml amber glass 7 days l/ 4'C <br /> with teflon seal 40 days2/ <br />