... series of silica gel in different usages, such as for Column-layer Chromatography, thin-layer Chromatography,air drying, catalyst carrier, liquid ... higher than fine-pored silica gel.10) Silica gel for Column layer Chromatography: Since the amount of time, it takes to ... gel is used in chromatography as a stationary phase. In column chromatography the stationary phase is most often composed of silica ...