What Is the Exclusion Limit in Gel Filtration Chromatography?

Points on exclusion limit in gel filtration chromatography:

  • Molecules larger than the exclusion limit of the gel are unable to enter the pores of the matrix.
  • These molecules migrate only through the spaces between gel beads rather than through the porous interior. 
  • Their movement pattern reflects complete size exclusion by the gel structure.

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