fractionate

Verb	1.	fractionate - separate into constituents or fractions containing concentrated constituents chemical science, chemistry - the science of matter; the branch of the natural sciences dealing with the composition of substances and their properties and reactions separate - divide into components or constituents; "Separate the wheat from the chaff"
	2.	fractionate - obtain by a fractional process chemical science, chemistry - the science of matter; the branch of the natural sciences dealing with the composition of substances and their properties and reactions separate - divide into components or constituents; "Separate the wheat from the chaff"

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