Tag Archives: hydrodynamic size


Published 25 Sep 2019

Rh or Rg: Which is best for my GPC/SEC samples?

The primary goal when employing gel permeation / size exclusion chromatography (GPC/SEC) is often to determine the molecular weight of a macromolecular sample.  Multi-detector systems, such as Malvern Panalytical’s OMNISEC and TDAmax systems, are able to offer a range of…READ MORE >

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Published 20 Jun 2019

How does multi-detector GPC/SEC work?

Whether your samples are synthetic polymers, natural materials such as polysaccharides, or proteins, antibodies, or other biological samples, gel permeation / size exclusion chromatography (GPC/SEC) is the ideal technique for characterizing those and other types of macromolecules.  The information offered from…READ MORE >

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