Coal-based powdered activated carbon can absorb various substances and impurities such as color in the liquid. It is widely used in industrial sewage decolorization, wine decolorization, sugar liquid decolorization, chemical material decolorization, etc. Coal-based powdered activated carbon is a powdered activated carbon made from high-quality coal, commonly available in sizes of 200 or 325 mesh. It is widely used in amino acid industry,refined sugar, monosodium glutamate industry, glucose industry, chemical additives, dye intermediate, food additives and pharmaceutical preparations.