Vagadziri veChina Nicotinamide (Niacinamide) CAS 98-92-0
Nhanganyaya yeNicotinamide:
| INCI | Molekyula | MW |
| Nicotinamide, Pyridine-3-Carboxyamide | C6H6N2O | 122.13 |
Kunyungudika: Inonyungudika mumvura nedoro, inonyungudika muglycerin
Niacinamide kana kuti nicotinamide (NAM) imhando yevhitamini B3 inowanikwa muchikafu uye inoshandiswa sechikafu chinowedzerwa uye mushonga. Sechikafu chinowedzerwa, inoshandiswa nemuromo kudzivirira nekurapa pellagra (kushomeka kweniacin). Kunyange zvazvo nicotinic acid (niacin) ichigona kushandiswa pachinangwa ichi, niacinamide ine mukana wekuti isakonzera kusviba kweganda. Sekirimu, inoshandiswa kurapa mapundu. Ivhitamini inonyungudika mumvura.
Migumisiro yacho mishoma. Kana paine mishonga yakawanda, matambudziko echiropa anogona kuitika. Huwandu hwakajairika hwakachengeteka kushandiswa panguva yekuzvitakura. Niacinamide iri mumhuri yemishonga yevhitamini B, kunyanya vhitamini B3. Iamide ye nicotinic acid. Zvikafu zvine niacinamide zvinosanganisira mbiriso, nyama, mukaka, nemiriwo mitema.
Niacinamide yakawanikwa pakati pa1935 na1937. Iri paWorld Health Organization's Essential Medicines List. Niacinamide inowanikwa semushonga unowanikwa pasi pemutemo uye usingatengeswi nechiremba. Mukutengeserana, niacinamide inogadzirwa kubva ku nicotinic acid (niacin) kana nicotinonitrile. Munyika dzakawanda, zviyo zvine niacinamide yakawedzerwa.
NicotinamideKushandiswa:
Iri muVitamin B, inobatanidzwa mukugadzirwa kwemuviri, inogona kushandiswa kudzivirira pellagra kana chimwe chirwere chekusagadzikana kwe niacin. Inoshandiswa mu pharmacy, chikafu chinowedzera. Chigadzirwa ichi chinoshanda seizvi:
Chekutanga, melanin iri mukati meganda remasero e-melanin, asi panguva ino, iri mukatiwo, yakazopedzisira yatamisirwa kumasero ekeratin akapoteredza, nicotinamide inogona kukanganisa kutamiswa kwemelanin, zvichiita kuti melanin isarambe iri mukati kuti isabude, saka haizorambi ichigadzira masero emelanin, Chechipiri, melanin haingaonekwe neziso revanhu pamusoro peganda, kuitira kuti iite kuti ichene.
Chechipiri, niacinamide inoratidza kuti ine mhedzisiro yakanaka ye saccharification, kunyanya mushure megore ra2015, izwi rekuti "saccharification" rakanyatso tsvakiridzo, zvirwere zvakawanda zvemuviri zvakaratidza kuti ne saccharification (maillard reaction), zvinhu zvinogadzirwa ne saccharification zvakatsvukira, zvinogona kuita kuti ganda ritaridzike dema, saka kuramba kutsvukira kunobatsirawo kuchena.
Mukuedzwa kwakadzorwa kwevanhu makumi maviri, nicotinamide yakadzokororwa kakawanda ine huwandu hwakaderera (0.2%) yakashandawo mukuderedza kudzvinyirirwa kwemuviri kunokonzerwa nemwaranzi yeUV inotevedzera chiedza chezuva. 0.2% yehuwandu hunoshanda, uye tinowanzo shandisa zvigadzirwa zvekuchengetedza ganda zvine nicotinamide huwandu hunowanzova pamusoro pe2%, huwandu hwakanakisa hwe4% ~ 5%. Saka isa nicotinamide extract usati waisa sunscreen.
Magadzirirwo eNicotinamide:
| Chinhu | Zvakajairika |
| Chitarisiko (20oC) | upfu chena hwekristaro |
| Nzvimbo yekunyunguduka: | 128-131 °C |
| Kurasikirwa pakuomeswa: | <0.5% |
| Zvasara pamoto: | <0.1% |
| Simbi dzinorema: | <0.003% |
| Zvinokwanisika kushandiswa nekabhoni: | Hapana ruvara rwakawanda kupfuura Matching Fluid A |
| Kuyedza: | 98.5% -101.5% |
Pasuru：
25kgs/dhiramu, dhiramu refaibha rine bhegi repolyethylene mukati
Nguva yekushanda kwayo:
Mwedzi makumi maviri nemana
Kuchengetera:
Kuvhara mumvuri uye kuchengetedza kwakavharwa
