21 September 2016 Issue

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

Improving biopharmaceutical purification using LFMC

Biopharmaceutical purification techniques can be slow and cumbersome with poor scalability. A new device using laterally-fed membrane chromatography (LFMC) was developed to address these issues. Raja Ghosh from McMaster University in Hamilton, Ontario, Canada, spoke to The Column about this new device and its potential applications.

Are you a problem solver?

What are the problem-solving skills required to succeed in analytical chemistry?

Measuring carbon in the Amazon atmosphere

The use of grab-sampling with analysis by thermal desorption–gas chromatography–mass spectrometry (TD–GC–MS) to assess levels of CCl₄ in a Central Amazonian rainforest is discussed.

Determining perchlorate using IC

This article addresses the validation of ion chromatography with suppressed conductivity detection (IC–CD), applying isocratic elution to analyze perchlorate.

News update: The latest company news

The latest company news and news in brief are featured in this issue.