Tag Archives: gel permeation chromatography


Published 7 Jul 2021

OMNISEC consumables on the eStore!

A GPC/SEC system contains a lot of parts!  In addition to columns and standards, there are a number of consumable items required to actually use the instrument.  Since I didn’t get to them in my last post, this one will…READ MORE >

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Published 10 Jun 2021

The importance of the post-column filter

I began this post with the intention of discussing the most popular GPC/SEC consumables available from the Malvern Panalytical eStore.  As with my previous posts on columns and standards, my goal was to provide a list of consumables to keep…READ MORE >

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Published 6 May 2021

Aggregates! And what they look like in GPC/SEC data

One of the pleasures of working in the Applications Lab is that I get to analyze a variety of GPC/SEC sample types.  I can be finishing up a set of biodegradable polyesters, currently running low molecular weight oligomers, while getting…READ MORE >

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Published 26 Apr 2021

Compositional analysis! Now with OMNISEC

In a previous post, I described how you can determine the composition of a sample through GPC/SEC analysis. This powerful method has found many applications, with a recent example being AAV characterization. With these types of analyses becoming increasingly popular,…READ MORE >

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Published 20 Apr 2021

What can compositional analysis do for me?

A few days ago, my colleague Dr. John Stenson previewed the upcoming launch of the OMNISEC software’s newest feature: compositional analysis!  Amidst your excitement at the great content headed your way, you might be wondering, “what can compositional analysis do…READ MORE >

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Published 14 Apr 2021

OMNISEC is getting an upgrade!

I always find it incredibly exciting to talk about new features and functionality that we have created for our systems… and this time is no different! I understand that systems need to be continually improved and expanded to meet our…READ MORE >

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Published 10 Mar 2021

GPC/SEC standards from the eStore!

In my last post, I highlighted the most common GPC/SEC columns available from the Malvern Panalytical eStore.  Just like with columns, scientists rely on the selection of appropriate GPC/SEC standards to generate reliable methods and obtain quality results.  In order…READ MORE >

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Published 9 Feb 2021

GPC/SEC columns from the eStore!

Columns and standards are an essential part of every GPC/SEC analysis.  To obtain quality data, scientists depend on the selection of appropriate columns and standards specific to their application.  In order to accommodate a diverse range of applications, Malvern Panalytical…READ MORE >

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Published 7 Jan 2021

Catching up with OMNISEC! Part 2

Last year I highlighted a handful of publications featuring OMNISEC as a powerful analytical tool for multi-detector GPC/SEC analyses.  As time marches on, even in these unprecedented times, OMNISEC continues to become more pervasive in the global scientific community.  Therefore,…READ MORE >

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