... activated carbon in powder and granular form are made from sawdust and fruitshell, activated via physical and chemical methods, ... agent, glucide, sodium glutamate, citric acid, pectin, glutin, essence and spice, activated clay etc.Also used ... chemical ntermediate, cystine, glycerin, itaconic acid, optical brightener, gallic acid, decolorization and removing smelling on dihydroxybenzene products, ...