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Table 1 <br /> Sample Containers, Holding Tines and Preservation <br /> Holding <br /> Parameter Matrix Container Time Preservation <br /> Total Petroleum� Soil 30 stainless steel 14 days l/ 419C <br /> Hydrocarbons or brass cylinder 40 days2/ <br /> (Light Fractions) Vater 40 ml glass vial, 14 days/ 4•C <br /> teflon-faced silicon 20 days 2/ <br /> septum <br /> (Heavy Fractions) Yater 1 amber bottles, 14 days/ 4•e <br /> teflon seal/silicon 40 days / <br /> septum <br /> Benzene soil 3■ stainless steel 14 days l/ 4•C <br /> Toluene or brass cylinder <br /> Xylem <br /> Ethylbenzene Vater 40 nl glass vial, 7 days l/ 46C <br /> teflon seal/silicon 14 days 3/ <br /> . Purgeabla Soil 30 stainless steet 14 days 1/ 46C <br /> Halocarbons or brass cylinder <br /> !dater 500 ml glass vial, 14 days/ <br /> teflon seal/silicon <br /> septum <br /> Organiclead Soil 3' stainless steel 14 days/ 4•C <br /> or brass cylinder <br /> Yater 40 nl glass vial, 14 days!/ 46C <br /> teflon seal/silicon <br /> septum <br /> Ethylene Of bromide Soil 3" stainless steel 14 days 2/ 48C <br /> or brass cylinder <br /> Vater 3-40 ml glass vial, 14 days/ 48C <br /> teflon faced silicon <br /> septum <br /> Potynuctear soil a oz. wide mouth 14 days l/ 46C <br /> Aromatic glass with teflon 40 days 2/ <br /> Hydrocarbons seal <br />. Yater 1000 ml amber glass 7 days l/ 46C <br /> with teflon seal 40 days 2/ <br />