Partition Presumption

Section 729 Section 729.224  Partition Presumption It is assumed that, in a multi-phase system, the concentration of halogenated compounds and the total organic halogen concentration in any non-aqueous phase exceeds the concentration of halogenated compounds and the total organic halogen concentration, respectively, in the entire system and in any aqueous phase, unless the contrary is shown by a test whose validity is demonstrated to the Agency.