Velerale POVIDONONO-K90 / PVP-K90
Okwu Mmalite:
| Ihe eji akuibe | Molu |
| Povidone-k90 | (C6h9no) n |
A na-eji Polyvidone (Polyvinylyrrolidrone, PVP) na ụlọ ọrụ ọgwụ dị ka ụgbọ ala polymer maka ịsụsa ọgwụ ọjọọ. O nwere ọtụtụ ihe, gụnyere ihe ọ bụla dị ka mbadamba maka mbadamba na capsules, ihe nkiri mbụ maka ngwọta ophthalmic with na mbadamba ụrọ, yana dị ka nrapado maka sistemụ transdermal.
Povidone nwere usoro molecular nke (c6h9no) n ma gosi dika ocha di ocha. A na-ejikwa usoro ọgwụgwọ povidone n'ọtụtụ ebe ị na-eme ọgwụ n'ihi ike ọgwụgwụ n'ihi ike ha nke ịgbari na mmiri ma na-edozi mmanụ. Nọmba k na-ezo aka na molecular dị arọ nke povidone. Povidones nwere nnukwu K-Valese (IE, K90) anaghị enyekarị ọgwụ n'ihi oke molecula ha. Ihe dị elu molecular na-egbochi extrary site na akụrụ na-eduga na mkpokọta ahụ. Ihe atụ a kacha mara amara nke usoro pọvidone bụ povidone-ayodiin, ọgwụ dị mkpa.
Na-asọ asọ, ntụ ntụ, stality dị mma, na-enye obere nwa, na-agbanye na mmiri na `Ọ dị mfe iji, na-enweghị ike iji egbu anụ Baclullus, nje virus & epiphytes inflaves.
Dị ka ntụ ntụ na-asọ oyi, na-acha ọbara ọbara na-acha aja aja, na-enweghị nkụ na mmiri dị mma, igbari na mmiri na mmanya, insoluble na diethylethe na chloroform.
Nkowa
| Mputa | Acha ọcha ma ọ bụ na-acha ọcha |
| K-bara uru | 81.0 ~ 97.2 |
| Uru PH (5% na mmiri) | 3.0 ~ 7.0 |
| Mmiri% | ≤5.0 |
| Tọgharịa na mgbanye ọkụ | ≤0.1 |
| Na-eduga ppm | ≤10 |
| Aldehydes% | ≤0.05 |
| Hydrazine ppm | ≤1 |
| Vinylyrrolidone% | ≤0.1 |
| Nitrogen% | 11.5 ~ 12.8 |
| Peroxides (dị ka H2O2) ppm | ≤400 |
Ngwugwu
25KGS kwa kaadiboodu
Oge nke nkwado
24Ma
Storaji
Afọ abụọ ma ọ bụrụ na echekwara n'okpuru dị jụụ na akọrọ ma ọ bụ akọrọ akpa nke ọma
Polyvinylyrrolidone na-abụkarị n'ụdị ntụ ntụ ma ọ bụ ihe ngwọta dị. PVP na mousse, ntiwa, na ntutu, agba, ibipụta ink, ibipụta akwụkwọ na ihicha mkpụrụ, na-agbasasị ndị mmadụ, ndị na-eme mkpọtụ. Na ọgwụ na-ejikarị binders maka mbadamba, granules na ihe ndị ọzọ.
