Specification
INCI Name: Polyvinylpyrrolidone (PVP)
Pharmacopoeia Name:Povidone
CAS No. : 9003-39-8
Molecular formula:(C6H9NO)n
Polyvinylpyrrolidone,PVP is a water-soluble polymer that freely soluble in water, alcohols, and various organic solvents. with excellent hygroscopicity, outstanding film-forming properties,high adhesive ability, and good chemical stability, and is non-toxic. It is widely used in fields of pharmaceutical excipients,cosmetic,personal care,disinfectants,indurstry
| Product | PVP K25 | PVP K30 | PVP K60 | PVP K90 |
| K Value | 24.0-27.0 | 27.0-32.4 | 54.0-64.8 | 81.0-97.2 |
| PH | 3.0-5.0 | 4.0-7.0 | ||
| Aldehydes (ppm) | ≤500 | |||
| Peroxides (ppm) | ≤400 | |||
| Formic acid % | ≤0.5 | |||
| Hydrazine (ppm) | ≤1 | |||
| NVP (ppm) | ≤10 | |||
| 2-Pyrrolidone % | ≤3.0 | |||
| Heavy Metals (ppm) | ≤10 | |||
| Water % | ≤5.0 | |||
| Sulfated ash % | ≤0.1 | |||
| Nitrogen % | 11.5-12.8 | |||
Applications
Pharmaceutical excipients
Comsetic,Personal Care
Industry
Package & Storage
Packed in 25 kg plastic or fiber drum, inner lined with PE bags
Stored in dry place at room temperature.
