- Product Details
Keywords
- Povidone K25
- Polyvinylpyrrolidone K25
- PVP K25
Quick Details
- ProName: PVP K25
- Molecular Formula: (C6H9NO)n
- Appearance: White or milky powder
- Application: Pharma:As binder for tablet and pellet...
- DeliveryTime: 15 days after payment
- PackAge: first in 2-layer PP bags, then in 25kg...
- Port: Shanghai
- ProductionCapacity: 5000 Metric Ton/Year
- Purity: 95%
- Storage: Stored in airtight containers, away fr...
- Transportation: By sea, by air or railway
- LimitNum: 1 Metric Ton
- Residue on Ignition: 0.1% max.
- Heavy Metal: ≤10ppm
- Voluntary Standards: EP USP
- Alternative to BASF/Ashland: Viscosity K value: 22-28
Superiority
Jiaozuo Zhongwei Special Products Pharmaceutical Co., Ltd, is well-known manufacturer of PVP in Jiaozuo City, China with 6500 mt annual production capacity. We focus on PVP/Polyvinylpyrrolidone R&D, manufacturing, marketing and services.
The company is an ISO9001:2000 certified producer, and also holds CEP certificate, REACH REGISTRATION, China Drug-production Enterprise License and Kosher Certificate.
By adopting state-of-art polymerization technology and modern management system, we produce a broad range of PVP polymers to meet the needs of multiple industiries and applications. Most of our products are widel used in Pharmaceuticals, Cosmetics/Personal Care, Beer/Wine/Beverage, Household, adhesives, textile anxiliary, coatings, ink jet, water treatment and other Hi-Tech industries.
We also provide lot-to-lot traceability,responsive services and comprehensive after-sales support. Based on our customers' need, we deliver goods with flexibilty and reliability to serve them better. Our products have been exported to European market, North and South America, Africa, Middle East as well as Asia.
Zhongwei Special Products Pharmaceutical would be your reliable source for high quality PVP polymers.
Details
Physical properties of Povidone K25
White or milky powder, and colorless or slight yellow transparent liquid. It can dissolve in water and variety of organic solvents, such as grain alcohol, isopropanol or chloroform, but not in acetone or diethyl ether. Polymers with molecular weight under 30,000 can be excreted by the human kidney. It is generally used in cosmetics, surfactants, pharmaceuticals.
Specifications
Cosmetic grade
Items
|
K value
|
Vinyprrolione %
|
Moisture %
|
Solid % |
PH(10% in water)
|
Heavy Metals ppm
|
K25 (powder)
|
22-28
|
≤0.01
|
≤5.0
|
≥95
|
3-7
|
≤20
|
Pharma Grade
ltems
|
K value
|
Impurity A (NVP) ppm |
Impurity B (α-P) %
|
Moisture % |
PH(10% in water) |
Residue on ignition % |
Nitrogen content %
|
Limit of aldehydes ppm
|
Heavy Metals ppm
|
Peroxide ppm
|
Limit of hydrazine ppm
|
Formic acid %
|
K25(powder) |
22-28
|
≤10 |
≤3.0
|
≤5.0
|
3-5
|
≤0.1 |
11.5-12.8
|
≤500
|
≤10 |
≤400
|
≤1
|
≤0.5
|
Tech Grade
Appearance |
White or off-white powder |
K Value(5% in water) |
23-28 |
pH( 5% in water) |
3.0-7.0 |
N-Vinylpyrrolidone |
0.2% max. |
Sulphated Ash |
0.1% max. |
Solid Content |
95% min. |
Water |
5.0% max. |