Inactive Ingredients Product Introduction PVP K30 Powder is also called polyvinylpyrrolidone K30, PVP K30 or polyvidone K30. It is a macromolecule polymer made from N-VinyPyrrolidone (NVP) through polymerization. The K number refers to the mean molecular weight of the povidone, higher K value means higher molecular weight. Povidone K30's mean molecular weight is 40000. This product is white to...