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1 Contents Head Office ISSN: 1752-8070


International Labmate Ltd. Oak Court, Sandridge Park, Porters Wood, St Albans, Herts AL3 6PH, UK Tel: +44 (0)1727 855574 Fax: +44 (0)1727 841694 info@chromatographytoday.com www.chromatographytoday.com


Michael Pattison, Chairman International Labmate Ltd.


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Contributing Editors Alan Handley


President of the Chromatographic Society alan.handley@lgc.co.uk


Dr John Lough


Reader in Pharmaceutical Analysis University of Sunderland john.lough@sunderland.ac.uk


Dr Paul Ferguson


Associate Principal Scientist, Astra Zeneca, Macclesfield


Dr Richard Houghton Principal Scientist


Bioanalytical Sciences, Quotient Bioresearch


Professor Tony Edge R&D Principal


Thermo Fisher Scientific Matthew Przybyciel, PhD


Vice President and Technical Director ES Industries


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Published – February/March, May/June, August/September and November/December


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Published with the full support of the Chromatographic Society by International Labmate Ltd.


Printed in the UK by Printed by Warners Midlands PLC 44 Separation Science / Spectroscopy Meetings Calender


39 Professor Wolfgang Lindner - In Conversation with Chromatography Today


34 Considerations for the Use of LC x LC


15 Adaption of Retention Models to Allow Optimisation of Peptide


and Protein Separations


20 Visiting the 13th International Symposium on Hyphenated Techniques in Chromatography


and Hyphenated Chromatographic Analysers (HTC-13) and the 3rd


on Hyphenated Techniques for Sample Preparation


25 Targeted and Non-Targeted Analysis of Contaminants in Storm Water


Retention Ponds Using LC-HRMS and Online Solid Phase Extraction


30 Evaluation of a New Ionic Liquid GC Stationary Phase


with PEG- Like Selectivity International Symposium


12 How to Choose Orthogonal Columns for use with LC-LC Separations


Chromatography Today Helpdesk


2 Foreword by Alan Handley Articles


3 Determination of Biomarkers in Petroleum by Multidimensional Gas Chromatography: Fundamentals, Applications, and Future Perspectives


8 UHPLC or Core-Shell Which is the Winner?


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