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Table 1 <br /> Sample Containers. Holding Times and Preservation <br /> Holding <br /> Parameter Matri: Container Time Preservation <br /> ------------------------------------------------------------------------------------- <br /> Total Petrol. Sail 3' stainless steel 14 days l/ 4'C <br /> Hydrocarbons or bras■ cylinder 40 days 2/ <br /> (Light Fractions) Vater 40 ■1 glass vial, 14 days l/ 4*C MCI <br /> teflon-fated silicon 20 days 2/ to p8 2 <br /> septum <br /> (Heavy Fractions) Yater 1 amber bottles, 14 days l/ 4'C <br /> teflon meal/silicon 40 days 2/ <br /> septum <br /> Denson* soil 3' stainless steel 14 days l/ 4'C <br /> Toluene or brass cylinder <br /> xylene <br /> Zthylbensone Vater 40 ■1 glass vial. 7 days l/ 4'C act <br /> teflon seal/silicon 14 days 3/ to pH a 2 <br /> purgeable moll 3" stainless steel 14 days 1/ 4'C <br /> 8aloaarbon■ or brass cylinder <br /> Vater 500 at glass vial, 14 days l/ <br /> teflon seal/silicon <br /> septum <br /> Organiclead soil 3' stainless steel 14 days l/ 4'C <br /> or brass cylinder <br /> mater 40 ■1 glass vial. 14 days l/ 4'C <br /> teflon ■eel/ailieon <br /> septum <br /> ithylone Dibromid* soil. 3- stainless stool 14 dare2/ 4'C <br /> or brass cylinder <br /> Vater 40 at glass vial. 14 darel/ 4'C <br /> teflon faced silicon <br /> septum <br /> Polynuclear soil 8 as. wide mouth 14 days l/ 4'C <br /> Aromatic glass with teflon 40 days 2/ <br /> Hydrocarbons goal <br /> Yater 1000 ■1 &mbar glass 7 days l/ 4'C <br /> with teflon seal 40 days 2/ <br />