Manufacturer Provide Veterinary Medicine Raw Powder Va64 CAS25249-54-1 Copovidone
Introduction
1.Product Name: Crospovidone
2.Other Name:K-30;PVPP;PVPD;PVP K-30;POLYVIDONE;POLYVIDONUM;POLYVINYLPOLYPYRROLIDONE;POLYVINYLPYRROLIDONE CROSS LINKED
3.CAS NO:25249-54-1
4.Purity: 99%min
5.Appearance:White or yellowish-white powder or flakes
6.Molecular formula: C6H9NO
7.Molecular weight:111.14176
8.Melting Point :165 °C (dec.)(lit.)
9.Storage:Keep in dark place,Inert atmosphere,2-8°C
Applications:In the pharmaceutical industry,Crospovidone are widely used as 1)Disintergrating agent
2)Stabilizer for suspension
3)Moisture Absorbent
4)Complextant of Polyphenols and Tannin for the extract formulations.
Product | Crospovidone Type A | Crospovidone Type B |
Appearance | White or yellowish-white powder or flakes |
Identifications | Meet ID Tests |
Solubility | Practically insoluble in water,in alcohol and in methylene chloride |
Water- soluble substances | 1.0% max | 1.0% max |
pH((1% in water) | 5.0 -8.0 | 5.0 -8.0 |
Loss on Drying | 5.0% max. | 5.0% max. |
Sulphated Ash | 0.1% max. | 0.1% max. |
Nitrogen content | 11.0 -12.8 % | 11.0 -12.8 % |
Impurity A | 10 ppm max. | 10 ppm max. |
Peroxide(As H2O2) | 400 ppm max. | 1000 ppm max. |
Heavy Metal | 10 ppm max. | 10 ppm max. |
Particle Size(μm), ≥80% | 50-300 | 5-50 |