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Physical Properties: Exists as white or milky white powder, and colorless or slight yellow transparent liquid. It can dissolve in water, alcohol, isopropanol or chloroform, not in acetone or diethyl ether. Polymers having molecular weight under 30000 can excreted by the human kidney.

Application: Cosmetics: PVPK series can be used as firm-forming agent, viscosity-enhancement agenr, lubricaror and adhesive. They are the key component of hair spray, mousse gels and lotions & solution. They are also convenience assistant in skin-care product, hair-drying reagent, shampoo, eye makeup, lipstick, deodorant, sunscreen and dentifrice.

Pharmaceutical: Povidone K30 is a new and excellent pharmaceutical excipient. It is mainly used as binder for tablet and pellet, dissolving assistant for injection, flow assistant for capsule, dispersant for liquid medicine and pigment, stabilizer or enzyme and heat sensitive drug, coprecipitant for poorly soluble drug, lubricator and antitoxical assistant for eye drug, PVP has been used as excipient more than one hundred drugs.