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TABLE 1 <br /> SAMPLE CONTAINERS, HOLDING TIMES <br /> AND PRESERVATION <br /> _..._.... ......... ......... ......... ...... ........ ._............ _. .._ ........ ......... .......... ....... ......... <br /> _..._....._............._. ....... .__......... . .... ........ .._.. ... _. .......... . . . ........ . .......... ._._... .. ............... . ......... .._... <br /> P 1MET .. �IlATRIX #'th llV +t <br /> #iQLU#NG`k M S RV TION <br /> _ _.._ _ _ _. ... ..... . .. _ ...... . _ _...... <br /> .. ...... <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' 4°C 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 HCl to pH <2 <br /> seal/silicon 40 days3 <br /> Purgeable Halocarbons Soil 3"stainless steel or brass 14 days' 4°C <br /> cylinder <br /> Water 2-40 ml glass vial, teflon 14 days4°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 4°C <br /> cylinder <br /> Water 2-40 ml glass vial, teflon 14 days' 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 days <br /> Water 1000 ml amber glass with 7 days' 4°C <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 pH<2 <br /> Dissolved Metals Water 1000 ml plastic 6 months 4°C, HNO3 to pH<2, <br /> 0.45 Micron Filtration <br /> Pesticides Soil 3" stainless steel or brass 14 days` 4°C <br /> cylinder <br /> Water 1 L glass 7 days2 4°C <br /> ' = 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:\...\W: <br /> CI.m:\...\W:Wdmin\Shells\QAQC-98.DOC <br /> 16 <br />