Published 3 Sep 2019
There are many things to consider when maintaining a GPC/SEC instrument: the mobile phase, the column set, the pump components, the post-column filter, and up to four different detectors…all in a single system! And that’s not even accounting for your…READ MORE >
Tags: best practices, customer support, gel permeation chromatography, GPC, gpc/sec
Published 23 Oct 2017
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 >
Tags: dispersity, DLS, dynamic light scattering, gel permeation chromatography, GPC
Published 10 Mar 2015
How to get the latest OmniSEC GPC software One of the new developments at the Malvern exhibit at Pittcon is the OMNISEC system. If you are in New Orleans, come by our booth 3545 and take a look. We have already talked with quite a few…READ MORE >
Tags: GPC, gpc/sec, multi-detector SEC, OmniSEC, SEC-mALLS
Published 25 Oct 2013
Yesterday marked the end of yet another great GPC school in Houston. It was the third one of its kind that we have hosted in our main Viscotek office in 2013, and I hope it was of value to all…READ MORE >
Tags: concentration, gel permeation chromatography, GPC, gpc school, gpc/sec
