140 likes | 375 Views
Liquid Chromatography. Chapter 28. - Some of these can be used as hyphenated techniques. Solute interactions in Reverse Phase Liquid Chromatography. Separates based on size Large particles flow past packing w/o slowing Small particles spend time in pores of packing causing slower elution.
E N D
Liquid Chromatography Chapter 28
Separates based on size Large particles flow past packing w/o slowing Small particles spend time in pores of packing causing slower elution Size Exclusion Chromatography
Exclusion limit – max MW of species that will penetrate pores -above this, all species elute as one pk Permeation limit – min MW of species that will penetrate pores completely -below this, all species elute as one pk
Separation of Fatty Acids using Size Exclusion Chromatoragraphy