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TABLE I <br /> SAMPLE CONTAINERS, HOLDING TIMES <br /> AND PRESERVATION <br /> X <br /> ............................ ....... <br /> T <br /> 0 S.,AT <br /> TPH Soil 3"stainless steel or brass 14 days' 4°C <br /> cylinder 40 days2 <br /> (Light Fractions) Water 40 ml glass Vial, teflon- 14 days' 49C HCl to pH <2 <br /> faced silicon septum 20 days2 <br /> (Heavy Fractions) Water 1 L amber bottles, teflon 7 days' 4°C <br /> seal/silicon septum 40 days2 <br /> BTEX Soil 3"stainless steel or brass 14 days' 4°C <br /> cylinder <br /> Water 2-40 ml glass vial, teflon 14 days' 4°C HCI to pH I H <2 <br /> seal/silicon 40 daYS3 <br /> Purgeable Halocarbons Soil 3"stainless steel or brass 14 days' 4oC:: <br /> cylinder <br /> Water 2-40 ml glass-vial, teflon 14 days' <br /> 4°C <br /> seal/silicon septum <br /> Organic Lead Soil 3"stainless steel or brass 14 days' . 4°C <br /> cylinder <br /> Water 2-40 ml glass vial, teflon 14 days' 4°C <br /> seal/silicon septum <br /> Ethylene Dibromide Soil 3"stainless steel or brass 14 days2 .49C <br /> cylinder <br /> Water 240 ml glass vial,teflon 14 days' <br /> 4°C <br /> seal/silicon septum <br /> Polynuclear Aromatic Soil 8 oz. wide mouth glass 14 days' 4°C <br /> Hydrocarbons with teflon seal 40 days2 <br /> Water 1000 ml amber glass with 7 days' 4°C <br /> teflon seal 40 days2 <br /> Polychlorinated Soil 8 oz. wide mouth glass 7 days' 4°C <br /> Biphenyls with teflon seal 40 days2 <br /> Water 1000 ml amber glass with 7 days' 40C <br /> teflon seal 40 days2 <br /> Total Metals Soil 3"stainless steel or-brass 6 months 4°C <br /> cylinder <br /> Water 1000 ml plastic 6 months 4°C, HNO3 to' H<2 <br /> Dissolved Metals Water 1000 ml plastic 6 months 4°C, HNO3 to OH<2, <br /> 0.45 Micron Filtration <br /> 7 1 1 . 1 1 <br /> Pesticides Soil 3"stainless steel or brass 14 days2 4°C <br /> cylinder I <br /> Water 1 L glass 7 days2 4°C <br /> 1 = Maximum holding time for sample(extract within this time or analyze if extraction is not required. <br /> 2 = Maximum holding time for extract(analyze within this time). <br /> 3 = Maximum holding time for sample when pH adjusted with HCl. <br /> m:\...1W:\Admin\Shclls1QAQC-97.D0C <br />