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…

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…

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…

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,…