China (Mainland)
Polyvinylpyrrolidone CAS NO.9003-39-8
- Min.Order: 1 Metric Ton
- Payment Terms: L/C,D/P,T/T
- Product Details
Keywords
- K-30
- PVP
- POVIDONE
Quick Details
- ProName: Polyvinylpyrrolidone
- CasNo: 9003-39-8
- Molecular Formula: (C6H9NO)n
- Appearance: White crystalline powder
- Application: Textile printing and dyeing, dye, medi...
- DeliveryTime: Within one week
- PackAge: 25kg/bag or 25kg/drum
- Port: Any of Chinese port
- ProductionCapacity: 50 Metric Ton/Month
- Purity: K-10 to K-90
- Storage: Room temperature and avoild light
- Transportation: By sea/air
- LimitNum: 1 Metric Ton
Superiority
Very competitive price.Quality confirm to pharm standard.
Details
Properties: White or yellow-white powder or clarifies transparently and the thick solution, easy to dissolve in the water, mellow, in the amine and the halohydrocarbon, does not dissolve in the acetone, the ether and so on. Has the fine solubility, the biological intermiscibility, the physiological inertia, Cheng Moxing, membrane body protection ability and many kinds of organic, inorganic compound compound ability, the para acid, the salt and hot stable, therefore has the widespread use.
Quality specification of pharm grade(CP/USP/EP)
|
NAME |
K-VALUE |
Vinylpyrrolidone |
Water |
Residue on ignition |
PH |
Nitrogen |
Aldehydes |
Lead |
Hydrazine |
Peroxide |
|
K15 |
12.8~17.2 |
≤0.2 % |
≤5.0% |
≤0.1% |
3.0 to 7.0 |
11.5 to 12.8% |
≤0.05% |
≤0.001% |
≤1ppm |
≤400ppm |
|
k30 |
27.0~32.4 |
≤0.2 % |
≤5.0% |
≤0.1% |
3.0 to 7.0 |
11.5 to 12.8% |
≤0.05% |
≤0.001% |
≤1ppm |
≤400ppm |
|
k90 |
81.0~97.2 |
≤0.2 % |
≤5.0% |
≤0.1% |
3.0 to 7.0 |
11.5 to 12.8% |
≤0.05% |
≤0.001% |
≤1ppm |
≤400ppm |