Published 1 Oct 2020
Earlier this year we released the OMNISEC v11.20 software. This latest iteration expands OMNISEC’s capabilities to include conventional and universal calibration analysis methods. Since the data available from these methods based on calibration curves may seem similar to information from…READ MORE >
Tags: analytical results, calibration, gel permeation chromatography, GPC, gpc/sec
Published 25 Sep 2019
The primary goal when employing gel permeation / size exclusion chromatography (GPC/SEC) is often to determine the molecular weight of a macromolecular sample. Multi-detector systems, such as Malvern Panalytical’s OMNISEC and TDAmax systems, are able to offer a range of…READ MORE >
Tags: gel permeation chromatography, GPC, hydrodynamic radius, hydrodynamic size, materials characterization
Published 19 Jun 2015
When we are talking to customers about advanced Gel Permeation Chromatography (GPC) systems, we can explain why ours are the best on the market or how their excellent sensitivities means you can measure polymers with lower molecular weight than ever…READ MORE >
Tags: gel permeation chromatography, GPC, intrinsic viscosity, molecular size, molecular structure
Published 5 Feb 2015
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 >
Tags: columns, gel permeation chromatography, GPC, HPLC, LALS
Published 16 Sep 2014
Here is a question I recently encountered that I thought might be worthwhile to post here: “I would like to use the particle size data to calculate an estimate for molecule weight. Would you please send me some information on…READ MORE >
Tags: calculator, dynamic light scattering, estimate, intensity, molecular mass
Published 13 May 2014
Have you ever wished that somebody, or even something, could do your sample measurements for you? Maybe you sympathise with the person in the video below….. Well, wish no longer! The new Zetasizer NanoSampler from Malvern Instruments can be left…READ MORE >
Tags: automation, dynamic light scattering, formulation screening, molecular size, nanoparticles
Published 30 Jan 2014
ATA Scientific Pty Ltd, distributor of Malvern Instruments products throughout Australia, will be an active exhibitor at the upcoming Lorne Proteins Conference (9th – 13th February). An informative 1 hour workshop, entitled “The illumination of protein structure using light scattering” will be…READ MORE >
Tags: DLS, light scattering, molecular size, molecular weight, polymers
Published 1 Aug 2013
Yesterday we launched the Viscosizer 200, which is an innovation in automated viscosity measurement and molecular sizing using very small sample volumes. This new technology is driven by UV area imaging, and at its heart is a unique dual-pass capillary…READ MORE >
Tags: biopharmaceuticals, formulation, molecular size, size measurement, viscosity
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