Tag Archives: LALS

GPC detector – OMNISEC – Your Questions Answered Thanks so much to those of you who joined us for the launch of  OMNISEC, our new GPC/SEC system.  If you missed the event you can play it back by clicking here, to…READ MORE >

When is Single Angle Light Scattering (LALS/RALS) the right detection technique to use, and when do you need Multi Angle Light Scattering (MALS)? Size Exclusion Chromatography (SEC) is a well-established tool for the measurement of the molecular weight and purity of…READ MORE >

A list of historic Viscotek models When Viscotek became part of Malvern in 2008 it had already been a market leader in Gel Permeation Chromatography GPC, Flow Injection Polymer Analysis FIPA as well as dilute solution viscometry DSV for over…READ MORE >

Refractive index increment dn/dc values when you need them? In light scattering a crucial parameter that appears together with the Rayleigh Ratio RΘ is the refractive index increment, also known as “dn/dc”. Typically, Kc/RΘ is plotted versus concentration to extrapolate…READ MORE >

My colleagues Kevin Mattison, Mark Pothecary and I gave a short course at Peptalk 2013 in Palm Springs, CA, last week. Attendees from Europe, Australia and the US proved to be a lively and participating audience in the Pueblo Meeting…READ MORE >