Tag Archives: SEC


Published 23 Oct 2017

Polydispersity – what does it mean for DLS and chromatography?

The term polydispersity (or more recently dispersity without the poly, as per IUPAC recommendation) is used to describe the degree of “non-uniformity” of a distribution.  In the field of molecular/nanoparticular characterization, there are in principle two different definitions of polydispersity,…READ MORE >

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Published 4 Apr 2017

Malvern’s Top Content Q1 2017

You all know now that at Malvern, we like producing regular content which is dedicated to you, depending if you are a student, researcher or scientist. I really hope that this new Top Content from the last quarter will help…READ MORE >

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Published 6 Aug 2015

Proteasome20S filled with CytochromeC

Looking over an old powerpoint file from Viscotek, an interesting slide on a unique application stood out. Investigating samples of the 20S Proteasome by light scattering in conjunction with refractive index RI was able to clearly determine whether a particular…READ MORE >

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Published 14 Jul 2015

Multi-detector SEC

Multi-detector SEC – 10 reasons why protein scientists need one In a previous post I listed the top ten reasons why a polymer characterization scientist might want to upgrade to multi-detector Gel Permeation Chromatography/Size Exclusion Chromatography, but there are similar…READ MORE >

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Published 4 Jun 2015

AAPS Biotech free exhibit passes giveaway!

San Francisco, CA. If you are in the Northern California Bay area then this might be of interest. We are exhibiting at the AAPS National Biotech meeting next week, and complimentary registrations are available for the exhibit at no cost…READ MORE >

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