The Impact of Using Guard Columns in Gas Chromatography

How To Get More Analysis Out of Your GC System? Jaap de Zeeuw, Restek Corporation, Middelburg, The Netherlands A common question we get asked by our customers is how they can get a longer column lifetime. This can be from…

GC TN-2017 ���������������������������� ������������������������������� A Simple Guide to Improving Column Lifetime Sky Countryman, Product Manager Phenomenex Inc., Torrance, CA, USA �������������������������� ������������������������������������������������ Introduction Poor column lifetime is usually caused by non-volatile or caustic contaminants in the sample damaging the first…

Technical Guide 1 Operating Hints for Using Split/Splitless Injectors Inside: Overviews of split and splitless injection tech­niques Backpressure-regulated injection systems Headpressure-regulated injection systems Operating in the split injection mode Inlet liners for split injections Operating in the splitless injection Mode…

Application Note No. 047 Evaluation of the programmed temperature vaporiser for large-volume injection of biological samples in gas chromatography M.W.J van Hout, R.A. de Zeeuw, J.P. Franke, G.J. de Jong* Department of Analytical Chemistry and Toxicology, University Centre for Pharmacy,…