Buy Polyvinylpyrrolidone Cross-linked Powder Disintegrant Raw Material Online CAS 25249-54-1
Polyvinylpyrrolidone cross-linked Specification
Product Name: Cross-linked povidone
CAS: 25249-54-1
Standard: Enterprise Standard
Source of extraction: Type B XL-10
Level: Medical grade
Appearance: white powder
Packing: 20kg/ cardboard drum detachable
Category: Pharmaceutical raw materials
Industry: Medicine
Field: Disintegrant
Down products: tablets, pills, granules, capsules
Application: It is used as a tablet disintegrating agent in the pharmaceutical industry, and can also be used as a disintegrating agent and a filler for pills, granules and capsules.
What is Polyvinylpyrrolidone?
Polyvinylpyrrolidone (PVP), also commonly called polyvidone or povidone, is a water-soluble polymer made from the monomer N-vinylpyrrolidone.
Polyvinylpyrrolidone cross-linked Certificate of Analysis
| Product name |
Polyvinylpyrrolidone cross-linked |
| CAS No. |
25249-54-1 |
Outer Packing |
20kg/drum |
| Production date |
2018.4.16 |
Shelf life |
2021.4.15 |
| Standard adopted |
USP40/EP9 |
| Items of analysis |
Specification |
Results |
| Appearance |
White to milky white moisture absorbing powder or flaky particles |
Conforms |
| Solubility |
Do not dissolve in water, ethanol and dichloromethane, insoluble in ether |
Conforms |
| Solution appearance (10% W/W aqueous solution) |
The solution is clear or slightly turbid, colorless or light yellow or light red |
Conforms |
| Identification |
A: Infrared spectrum comparison B: Deep red |
Conforms |
| K value |
27.0~30.0 |
29.6 |
| Vinyl acetate |
35.3~41.4% |
35.6% |
| Fluorine content |
7.0~8.0% |
7.2% |
| Burning residue |
≤0.1% |
0.04% |
| Heavy metal |
≤20ppm |
＜20ppm |
| Aldehyde |
＜0.05% |
0.01% |
| Hydrazinium |
≤1ppm |
＜1ppm |
| Peroxide |
≤0.04% |
＜0.04% |
| Residual solvent (ethanol) |
≤0.5% |
0.06% |
| Conclusion |
Qualified |
