Laboratory Procedure
chemical fractionation
Subclass of:
Chemistry Techniques, Analytical
Definitions related to chemical fractionation:
  • Methods of fractionation, isolation, and purification based on the physico-chemical properties of the substance, e.g. crystallization, distillation, solubility (miscibility).
    NCI Thesaurus
    U.S. National Cancer Institute, 2021
  • Separation of a mixture in successive stages, each stage removing from the mixture some proportion of one of the substances, for example by differential solubility in water-solvent mixtures. (McGraw-Hill Dictionary of Scientific and Technical Terms, 4th ed)
    NLM Medical Subject Headings
    U.S. National Library of Medicine, 2021
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