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Polyvinylpyrrolidone PVP K17 CAS 9003-39-8

Molecular formula
EINECS number
Molecular weight
10,000 -16,000
Warranty period
3 years
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PVP K17 is a powder with CAS 9003-39-8, odorless or slightly characteristic odor. It is easily soluble in water, alcohol, amines and halogenated hydrocarbons, but insoluble in acetone, ether, etc. It has excellent solubility, biocompatibility, physiological inertness, film-forming properties.

Unilong Industry Co., Ltd. Supply different grades of PVP K series products like industrial, pharmaceutical, cosmetic grades to meet your application. Our production capacity can reach 4000tons per year. Our product has a very wide range of uses in the field of pharmaceutical preparations and is one of the three new pharmaceutical excipients advocated internationally.



Appearance White or off-white Powder
PH(10% in water ) 3-7
Monomer ≤0.1%
Sulfate ash ≤0.1%
Nitrogen 11.5-12.8%
Heavymetals(as Pb) ≤10PPM
Acetaldehyde <0.05%
Hydrazine ≤1.0PPM
Peroxide <400PPM
Moisture ≤5.0%
K VALUE 15-19


Used in liquid preparations as solubilizer, dispersant and crystallization inhibitor.

It can form a re wetting, transparent film on the hair, with luster and good lubrication. PVP is well compatible with various propellants and has antiseptic properties. It is widely used in hair styling and combing products as film forming agent, skin care lotion and cream softener and stabilizer, eye and face beauty cosmetics and lipstick base material, hair dye dispersant and shampoo foam stabilizer. PVP has detoxifying effects and reduces the irritation of other preparations to the skin and eyes. It is also used in toothpaste as a stain remover, gelling agent, and detoxifying agent. The main drawback of polyvinylpyrrolidone PVP is its sensitivity to moisture, but it can be reduced by using its vinyl acetate copolymer to mitigate the effects of moisture and humidity. In addition, PVP has a wide range of applications in industries such as pharmaceuticals, beverages, and textiles.

Features and Benefits

PVP K17 has the ability to protect the body and the ability to combine various organic and inorganic compounds, and is relatively stable to acids, salts and heat. It has application properties such as adhesion, film-forming, dispersion and thickening.


Storage conditions at 2-8 ℃, 25kg drum



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Unilong®️ Group specializes in the research, development, production and operation of biological materials and green solvents. It is a high-tech enterprise integrating the research, development and production of new environmentally friendly and degradable materials.

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