Povidone K30 (PVP K30)
CAS Number: 9003-39-8
Povidone K30 (polyvinylpyrrolidone K30) is a synthetic water-soluble polymer with a K-value of 27–33, widely used as a binder in wet granulation and as a film-forming agent in coating applications. Its excellent solubility in water and various organic solvents makes it versatile for both aqueous and solvent-based processes. Compliant with USP/NF, EP, JP, and ChP standards.
Technical Specifications
| K-value | 27.0–32.4 |
| appearance | White to slightly yellowish powder |
| pH (5% solution) | 3.0–5.0 |
| heavy metals (ppm) | ≤10 |
| loss on drying (%) | ≤5.0 |
| nitrogen content (%) | 11.5–12.8 |
Applications
- Wet granulation binder
- Film coating adjuvant
- Solubility enhancement for BCS II drugs
- Eye drop viscosity modifier
- Adhesive in transdermal patches
Key Features
- Excellent water and organic solvent solubility
- Broad compatibility with APIs
- Moderate molecular weight for wet granulation
- USP/NF, EP, JP, ChP compliant
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CAS Number
9003-39-8
Category
Pharmaceutical ExcipientsAvailability
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