05 June 2014 Issue

Look inside for practical advice on separation science and thought–provoking commentary.

Detection and characterization of branching in polymers

This article provides insight into the basic principles of the MALS technique, and how it can be applied to the detection and characterization of branching in polymers.

Sensory evaluation of olive oil and separation science

Kate Mosford of The Column spoke to Giorgia Purcaro of the Department of Food Science at the University of Udine, Italy, and Chiara Cordero of the Department of Drug Science and Technology at the University of Turin, Italy, about the sensory evaluation of olive oil and the benefits of a comprehensive approach.

How to analyze high molar mass samples using GPC/SEC

GPC/SEC can be performed for samples that range from a few hundred to several million daltons in molar mass. It can often require more skill to analyze high molar mass samples in the molar mass range of several million dalton. This article explains more

Characterizing polyolefins with high temperature adsorption liquid chromatography: A review

The use of high temperature adsorption liquid chromatography for the characterization of polyolefins is detailed.

Using multi-detection GPC/SEC to analyze medical-grade polymers

Multi-detection GPC/SEC is described and new data showing how the technique is being used to determine the impact of sterilization on medical grade poly(L-lactide) is presented.