KoVidone™ K85 Pharmaceutical Grade PH.EUR is a Homopolymer of vinylpyrrolidone (Polyvinylpyrrolidone) in the form of powder, freely soluble in water, in ethanol (96%) and in methanol, and very slightly soluble in acetone.

KoVidone™K85药用级PH.EUR是粉末状乙烯基吡咯烷酮（聚乙烯吡咯烷酮）的均聚物，易溶于水，乙醇（96％）和甲醇，在丙酮中微溶。