The product is widely used in the analysis and separation of various natural and synthetic matters, and also in qualitative and quantitative analysis of main composition or micro-impurity of medicine, farm chemicals, Chinese herbal medicines, organic chemical products, petrochemical products, grain and foods as well as in purification equipment of certain substances. It is also used as the raw material of the Thin Silica Gel Plate (such as Silica Gel G plate, Silica Gel GF plate, Silica Gel HF plate, Silica Gel GF254 ) The High Efficiency Thin-layer Chromatography Silica Gel has even more features of even and fine granule and a better separating effect of substance compared with the common Thin-layer Chromatography Silica Gel