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Polyvinylpyrrolidone PVP K90 CAS 9003-39-8

Molecular formula
EINECS number
Molecular weight
1,000,000 - 1,500,000
Warranty period
3 years
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PVP K90 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 K90 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 pale yellow powder
K value 81-97.2
NVP(impurity A) ≤0.1%
Water ≤5.0%
PH(5% solution) 3~7
Aldehyde ≤0.05%
Nitrogen content 11.5%~12.8%
Ignition residue ≤0.10%
Heavy metals ≤10ppm


1.Pharmaceutical grade PVP is mainly used as a binder, film-forming agent, thickening agent for tablets and capsules, as well as a co-solvent for insoluble drugs and a porogen in the film industry.

2.Industrial grade PVP is mainly used as dispersant and adhesive in textiles, glue sticks/and other glues, coatings/coatings, pigments/dyes, home care products, inkjet printing, ceramics, nanomaterials and other high-tech fields or thickeners, etc.

3.Cosmetic-grade PVP has excellent molding and thickening properties. It is used as a film-forming agent and thickening agent in hair styling products, such as hair gel, hair mousse, pump hair spray; emulsion stabilizer in creams and lotions. ; hair dye dispersant; foam stabilizer; detergent and gelling agent in toothpastes; thickening agent in oral and topical treatment preparations.

Features and Benefits

PVP K90 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.


25kgs/drum, 9tons/20’container
25kgs/bag, 20tons/20’container


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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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