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Polyvinylpyrrolidone PVP K30 CAS 9003-39-8

Molecular formula
EINECS number
Molecular weight
45,000 - 58,000
Warranty period
3 years
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PVP K30 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 K30 like USP26 and USP43 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 light yellow hygroscopic powder
PH Value 3.0-7.0
Peroxide ppm ≤400
Residual % ≤0.1
Aldehyde ppm ≤500
Nitrogen % 11.5-12.8
2-P % ≤5
Sulphated ash % ≤0.1
Water % ≤5.0
Heavy metals ppm ≤10
Hydrazine ppm ≤1.0
K Value 27.0-32.4


Pharmaceutical field: used in solid and liquid preparations as adhesives, film-forming agents, solubilizers, suspension stabilizers, and dispersants.

Industrial fields: It can be used as surface coating agent, dispersant, thickener, and adhesive in pigments, printing inks, textiles, printing and dyeing, and color picture tubes.

In addition, PVP is used in separation membranes, medical polymer materials, light-curing resins, light-curing coatings, optical fibers, and laser discs.

Features and Benefits

PVP K30 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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