柱層層析硅膠為白色粉末，主要成分為SiO2·nH2O，不溶于水、無機酸和其它有機溶劑。在空氣中能吸潮。因具有對不同物質吸附保留時間上的差異，能使各種物質達到分離提純目的。??

Column chromatography silica gel is white powder, the main component is SiO2·nH2O, insoluble in water, inorganic acid and other organic solvents, soluble in HF and concentrated caustic soda solution. It absorbs moisture in the air. Because of the difference in adsorption and retention time of different substances, various substances can be separated and purified.

本品主要用于石油產品精制脫除芳烴類物質，有機氣體、液體的選擇性吸附分離；用作催化劑載體，色譜擔體；還可用于中草藥有效成分的分離、提純及高純物質的制備。?? ?
The product is mainly used for refining petroleum products to remove aromatic substances, organic gas, liquid selective adsorption separation; Used as catalyst carrier, chromatographic support; It can also be used for the separation and purification of the active ingredients of Chinese herbal medicine and the preparation of high purity substances.