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Polyvinylpyrrolidone (PVP), also commonly called polyvidone or povidone, is a water-soluble polymer made from the monomer N-vinylpyrrolidone.
P 2074 (OTTO) Polyvinyl pyrrolidone K-90, PVP K-90 Cas 9003-39-8 - used as a solubilizer and complexing agent.