Tag Archives: OmniSEC


Published 16 Oct 2019

Syngenta’s Selection of an OMNISEC Gel Permeation Chromatography (GPC) System

In 2015, Syngenta, a leading agricultural company, decided to purchase an OMNISEC Gel Permeation Chromatography (GPC) system from Malvern Panalytical. Here, Dr. Kirt Durand, Team Lead-Herbicides, Formulation & Analytical Development at Syngenta discusses the decision-making process, the use of OMNISEC…READ MORE >

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Published 13 Aug 2019

Can my GPC/SEC chromatogram be trusted?

You’ve done the hard parts to get your GPC/SEC instrument ready: prepared the mobile phase, stabilized the detector baselines, and prepared your sample.  After injection and completion of your sample sequence, you have acquired data.  Congrats!  Now, before you even…READ MORE >

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Published 24 Jul 2018

Why does my viscometer signal have a negative peak?

If you’ve ever analyzed GPC/SEC data collected on your OMNISEC or TDA 305 instrument that included a viscometer detector, you might have observed and wondered about a negative peak that elutes in the viscometer signal long after the sample peak. …READ MORE >

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Published 9 May 2018

Journée sur la chromatographie à Lyon

Atelier dans notre agence de Lyon mardi 12 juin Journée sur la chromatographie d’exclusion de taille pour les protéines (ou de perméation de gel pour les polymères) dans notre agence de Lyon. Vous seront présentés différents systèmes de détection UV, réfractomètre,…READ MORE >

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Published 7 Feb 2017

OMNISEC Contest Winners

Last year we asked you to tell us about your most interesting or challenging Gel Permeation Chromatography (GPC) / Size Exclusion Chromatography (SEC) sample and why it presented such a challenge. For instance, if you’ve made two polymers which should…READ MORE >

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