N-Vinyl Pyrrolidone (NVP) by Huangshan Bonsun Pharmaceuticals is N-vinyl-2-pyrrolidone monomer which is colorless to slightly yellowish transparent liquid. Reactive and susceptible to hydrolyzation and polymerization. Soluble in water and a variety of organic solvents. It is an important monomer for varieties of homopolymers and copolymers. N-Vinyl Pyrrolidone (NVP) is used in the manufacture of plastics.