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- Country/Region : China
- Zip : 200070
polyvinylpyrrolidone-k
Product Detailed
Related Categories:Pharmaceutical
1.white or milky poder,colorless or slight yellow liquid
2.good absorption
3.film-forming
4.complex abilitty
Specification
| PVP/Povidone | K15 | K17 | K25 | K30 | K90 |
| K Value | 13-17 | 15-19 | 22-28 | 27-33 | 81-98 |
| Grade | Tech | USP/EP | Cosmetic | ||
| Moisture % | ≤5.0 | ≤5.0 | ≤5.0 | ||
| PH(5% in water) | 3-7 | 3-7 | 3-7 | ||
| Vinylpyrrolidone % | ≤ 0.2 | ≤ 0.1 | ≤ 0.1 | ||
| Sulfate Ash% | ≤ 0.1 | ≤ 0.1 | ≤ 0.02 | ||
| Nitrogen % | -- | 11.5-12.8 | -- | ||
| Heavy Metals(as Pb) ppm | -- | < 10 | < 10 | ||
| Acetaldehyde ppm | -- | ≤ 500 | -- | ||
| Hydrazine ppm | -- | ≤ 1.0 | -- | ||
| Peroxide(asH2O2)ppm | -- | ≤400 | -- | ||
application
1.Pharma Grade:used as binder for table and pollet,dissolving assistant for injection,flowing assitant for capsule,dispersant for liquid medicine and pigment,stabilizer for enzyme and heat sensitive drug.
2.Tech Grade:as surface coating agent,dispering agent,thickener,binder inpait,printing ink,textile,printing and dying,color picture tubes.
3.Cosmetic Grade:the product are particularly suitable for formulations where viscosity modification and film forming properties are required.
polyvinylpyrrolidone-k