GC, MDGC
Published over 14 years ago. See the latest and most current information on GC, MDGC.
The use of guard columns within chromatography, both HPLC and GC, is not as widely used as it could be. Many analysts see guard columns as an unnecessary fuss and an extra complication within the whole analytical arrangement. There are many reasons for this, and understanding these reasons gives an insight into how to improve the productivity of many commercial laboratories.