Povidone USP

Polyvinylpyrrolidone (PVP), also commonly called polyvidone or povidone, is a water-soluble polymer made from the monomer N-vinylpyrrolidone


It is used as a binder in many pharmaceutical tablets. Used as a thickening agent in tooth whitening gels. As a food additive, PVP is a stabilizer and has E number E1201. is also used in the wine industry as a fining agent for white wine and some beers.


Product Name: Povidone
CAS No.: 9003-39-8



Test Specification
Characters It occurs as a white to slightly creamy white powder, hygroscopic.

Test A

Test B

Test C

Test D

Test E


a.       Infrared Absorption

b.       Specified test. An orange-yellow precipitate is formed

c.        Specified test. A pale blue precipitate is formed

d.       Specified test. A deep red color is produced

e.        Specified test. The substance dissolves

Solubility Freely soluble in water, in methanol, and in alcohol; slightly soluble in acetone; practically insoluble in ether
Residue on Ignition Not more than 0.1%
Lead Not more than 10 ppm
Limit of Aldehydes
  1. Not more than 0.05%
Limit of Hydrazine Not more than 1 ppm of hydrazine.
Vinylpyrrolidinone Not more than 0.001%
2-Pyrrolidone Not more than 3.0%
Peroxides Not more than 0.35, corresponding to not more than 400 ppm, expressed as H2O2
Formic acid Not more than 0.5%
pH  3.0–5.0 for Povidone having a nominal K-value of 30 or less
Water Not more than 5.0 %
K-Value K-value of Povidone having a stated K-value or a stated K-value range with an average of more than 15:

90.0%–108.0% of the stated value or of the average of the stated range

Residual solvents Meets the requirements
Assay (Nitrogen Determination Method) Not less than 11.5% and not more than 12.8% on the anhydrous basis



Shelf life, Storage and Packing

It should be stored in a segregated area in a cool and ventilated place away from combustible materials. Keep in a tightly closed container, sealed until ready for use. It is packed in 25kg or 50kg HDPE bags or drums as required.


GLP, cGMP (FDA) Approved, ISO 9001, ISO 14001, ISO 45001, ISO 17025, ISO 22000, FSSC 22000, FSSAI, Halal and Kosher certified.
We observe WHO Good manufacturing practice and Good laboratory practice.

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