Published 2 Nov 2017
Molecular weight measurements with the Zetasizer software? First a few words of caution: molecular weight or Mw measurements in general are not easy, require time, good sample preparation skills as well as patience. If you are new to the Malvern…READ MORE >
Tags: batch, cuvette, Debye, molecular weight, MW
Published 4 Sep 2014
Last week we offered a webex presentation titled “Speed your way through protein formulation screening by automating your measurements: A2/B22 with the Zetasizer APS” The presentation had a focus on protein formulation, where often the objective is to assess protein stability…READ MORE >
Tags: DLS, dynamic light scattering, hydrodynamic interation parameter, SLS, static light scattering
Published 15 Jul 2014
Hyaluronic Acid Analysis As I am new to blogging I think a brief introduction would be good. My name is John Stenson, I am the Product Technical Specialist looking after the Size Exclusion Chromatography (SEC) related detector systems, known as…READ MORE >
Tags: DLS, dynamic light scattering, electrophoretic light scattering, ELS, gel permeation chromatography
Published 9 Jul 2013
Here is an extensive collection of Malvern documents for GPC and SEC. These links to a selection of Application Notes, Technical Notes and Webinars will connect you directly to the corresponding document or recording on the Malvern website (or the log in…READ MORE >
Tags: gel permeation chromatography, molar mass, molecular mass, molecular structure, molecular weight
Published 27 Jun 2013
In case you missed it, Malvern exhibited and presented at the International Symposium on Polymer Analysis and Characterization ISPAC in New Orleans earlier this month. The symposium started on the 9th of June and ended on the 12th of June….READ MORE >
Tags: dynamic light scattering, microrheology, molecular size, protein aggregation, size exclusion chromatography
Published 24 Mar 2011
Now firmly back in the UK, this is my final post about last week’s Pittcon activities. Not only was this one of the first occasions where people had the opportunity to learn about the Morphologi G3-ID, Pittcon was also a…READ MORE >
Tags: dynamic light scattering, Pittcon2011, proteins, SEC, SEC-LS