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Page -13- <br /> Volume Holding <br /> Analysis Container NO Preservation Time <br /> Waste Water <br /> Biochemical Oxygen Plastic/glass 1000 Cool, 4°C 48 hour <br /> Demand (BOD) <br /> Chemical Oxygen Plastic/Glass 100 H2so4, pit less than 2 28 days <br /> Demand (COD) Cool, 4°C <br /> Dissolved Oxygen Glass w/ 300 Analyze immediately <br /> (DO) glass stopper <br /> Chlorine, Plastic/glass 500 Analyze immediately <br /> Total Residual <br /> Foaming Agents Plastic/glass 250 Cool, 4°C 24 how <br /> (MBAS) <br /> Oil & Grease Glass 1000 H2s04, pH less than 2 28 day, <br /> Cool, 4°C <br /> Under Ground Storage Tank_Analyses* <br /> Total Petroleum Amber glass 3 x 1000 Cool, 4°C 14 day: <br /> Hydrocarbons TFE-lined cap <br /> cBenzene, Toluene, Glass 3 x 40 Cool, 4°C 14 day <br /> Xylenes (BTX) TFE--lined cap <br /> Ethylene Dibromide Glass 3 r. 40 Cool, 4*C 14 day: <br /> (EDS) TFE-lined cap <br /> Oil 5 Grease Glass 1000 H2SO4, pH less than 2. 28 day: <br /> Total Lead Glass 500 HNO3, pH less than 2 6 montl <br /> TFE-lined cap Coal, w°C <br /> Soluble Lead Glass 500 Cool, 4°C 14 day: <br /> TFE-lined cap <br /> * No head space over sample. <br /> -- For solid samples - wide mouth glass jar, 250 g, cool at 4°C, <br /> 14 day holding time, and no head space over sample. <br /> RECEIVED i'� •`� ',� . <br />