Crospovidone
Pharmaceutical ExcipientCrospovidone is a crosslinked PVP,insoluble PVP,ine hygroscopic,isinganyunguriki mumvura nezvimwe zvese zvinonyungudutsa,asi inozvimba nekukasira mu aqueous solutbition isina kana gel froms.Its; classified asCrospovidone Type Auye Type B zvichienderana nehukuru hwakasiyana.
Key Technical Parameters:
| Product | Crospovidone Type A | CrospovidoneType B |
| Chitarisiko | Muchena kana yero-chena hupfu kana maflakes | |
| Identifications | A.Infrared Absorption | |
| B.Hapana ruvara rwebhuruu runokura. | ||
| CA Suspension inoumbwa uye hapana mhinduro yakajeka inowanikwa mukati me15 min. | ||
| D. Zvimedu zvakawanda zviri muchikamu 50 ~ 300 μm imhando A, ruzhinji rwezvikamu zviri muhuwandu 5 ~ 50 μm | ||
| Solubility | Inenge isinganyungudika mumvura, mudoro uye mumethylene chloride | |
| Mvura inonyungudika | 1.0% max | 1.0% max |
| pH (1% mumvura) | 5.0 -8.0 | 5.0 -8.0 |
| Kurasika paKuomesa | 5.0% max. | 5.0% max. |
| Sulfated Ash | 0.1% max. | 0.1% max. |
| Nitrogen content | 11.0-12.8% | 11.0-12.8% |
| Kusachena A | 10 ppm max. | 10 ppm max. |
| Peroxide (Sezvo H2O2) | 400 ppm max. | 1000 ppm max. |
| Heavy Metals | 10 ppm max. | 10 ppm max. |
Applications:
Crospovidone inoshandiswa zvakanyanya se 1) Disintergrating agent, 2) Stabilizer yekumiswa, 3) Moisture Absorbent, 4) Complextant yePolyphenols uye Tannin yezvinyorwa zvakatorwa.
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Food GradePVPPis a crosslinked PVP, isinganyunguriki, ine hygroscopic, isinganyungudike mumvura uye zvimwe zvese zvinonyungudutsa zvakajairika, asi inozvimba nekukurumidza muaqueous solutbition isina chero gel kubva.
Key Technical Parameters:
| Product | PVPP (Nzira imwe) | PVPP (Regenerate) |
| Chitarisiko | Ichena kusvika kune-chena, hygroscopic, yakasununguka-inoyerera poda | |
| Solubility | Insoluble mumvura nezvimwe zvinonyungudutsa zvakajairika. | |
| Kunhuwa kwekumiswa | Faint, Typical | |
| Nitrogen | 11.0-12.8% | 11.0-12.8% |
| Heavy metals (SePb) | 10ppm max. | 10ppm max. |
| Tungamira | 2 ppm mukuru. | 2 ppm mukuru. |
| Arsenic | 2 ppm mukuru. | 2 ppm mukuru. |
| pH (1% muKumiswa kweMvura) | 5.0-8.0 | 5.0-8.0 |
| Sulfated Ash | 0.4% max. | 0.4% max. |
| Mvura inonyungudika | 0.5% max. | 0.5% max. |
| Solubility muAcetic Acid/Ethnol | 1.0% max. | 1.0% max. |
| Peroxides | 400 ppm max. | 400 ppm max. |
| N,N-Divinylimidazolidione | 2ppm max. | 2ppm max. |
| N-Vinylpyrrolidone | 10 ppm max. | 10 ppm max. |
| Mvura | 5.0% max. | 5.0% max. |
| Paticle Size | / | / |
Applications:
Kutenda kune isingagone kunyungudika zvinhu mumvura uye zvimwe zvinonyungudutsa zvakajairika, PVPP inoitwa zvakanyanya sezvigadzika & clarifier yeBeer/Waini nezvimwe zvinwiwa zvigadzirwa, inogona kubvisa polyphenols uye tannins zvinhu panguva yeBeer/Waini/Chinwiwa kugadzirisa.
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