Chemical composition : Quaternized copolymer of vinylpyrrolidone and dimethylaminoethyl methacrylate Molecular formula:? (C8H15NO2)x·(C6H9NO)y·(C4H10O4S)z Performance The product is cationic copolymer. Has affinity to hair. No irritation to eye and skin.? Uses 　　Mainly used in mousse, hair spray, shampoo, hair conditioner, hair dye, etc. Packing and Storage 200kg plastic drum.? Keep in cool and shading place, to protect from direct exposure to sunlight. Shelf life is one year