pvp k15 exist as liquid, solid,or powder 1,leading manufacturer 2,not dissolved in acetone ... ,higher grade 4,good monomer pvp k15 exist as liquid, solid,or powderCharacter:powder or aqueous solution,PVP is diffluent in ... in separation film, lightcured composite resin, paint, coatings, optical fiber, laser video disk and many other high-tech domain.Pharmaceutical grade ...