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Table 1 (Cont.) <br />sample Containers, Holding Times and Preservation <br />Holding <br />Parameter <br />---------------------------------------------------------------------------------------- <br />Matrix <br />Container <br />Time <br />Preservation <br />Poly- <br />soil <br />8 oz. wide mouth <br />7 <br />days l/ <br />4'C <br />Chlarinetedglass <br />with teflon <br />40 <br />days2/ <br />Biphenyls <br />seal <br />Water <br />1000 ml amber glass <br />7 <br />days l/ <br />i <br />4�C <br />with teflon seal <br />40 <br />days 2/ <br />Total Metals <br />Soil <br />3" stainless steel, <br />6 <br />months <br />or brass cylinder <br />Water <br />1000 ml plastic <br />6 <br />months <br />_pH(2 <br />DissolvedMetals <br />Water <br />1000 ml plastic <br />6 <br />months <br />PH(2, 0.45 <br />Micron <br />Filtration <br />Pesticides <br />Soil <br />3" stainless steel, <br />14 <br />days z/ <br />4*C <br />or brass cylinder <br />2/ <br />Water <br />1000 ml glass <br />7 <br />days <br />4*C <br />Note: 1/ - <br />Maximum <br />holding <br />time for sample (extract <br />within <br />this time <br />or analyze if <br />extraction <br />is not. <br />required). <br />2/ <br />" <br />Maximum <br />holding <br />time for extract (analyze <br />within <br />this time). <br />'3 <br />/ e <br />Maximum <br />holding <br />time for sample when pH <br />adjusted <br />with HC1. <br />