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Report a problem related to object: Zmiany potencjału elektrycznego i napięcia powierzchniowego w układzie trójskładnikowym woda-pirydyna-n-heksanol = Izmenenie električskogo potenciala i poverhnostvogo natâženiâ v trojnoj sisteme: voda-piridin-n-geksanol = Changes of the electic potential and of the surface tension in the ternary system: water-pyridyne-n-hexanol /