Nicotinamide
Nicotinamide
1. Taw qhia:
INCI | Molecula | MW |
Nicotinamide, Pyridine-3-Carboxyamide | C6H6N2O | 122.13 Nws |
Solubility: Dawb soluble hauv dej thiab cawv, soluble hauv glycerin
2. Daim ntawv thov:
Nws belongs rau vitamin B, koom nrog hauv cov metabolism hauv lub cev, tuaj yeem siv los tiv thaiv pellagra lossis lwm yam kab mob niacin defection.Nws yog siv rau lub tsev muag tshuaj, zaub mov additiCov khoom no ua haujlwm raws li hauv qab no:
Ua ntej, melanin yog tob rau hauv daim tawv nqaij ntawm melanin cell, tab sis lub sij hawm no, nws kuj nyob rau hauv, yog tom qab tentacles yog pauv mus rau lub puag ncig keratin hlwb, nicotinamide tuaj yeem cuam tshuam nrog kev hloov ntawm melanin, ua rau melanin tau melanocyte nyob hauv tsis tuaj. tawm, yog li yuav tsis txuas ntxiv tsim melanin melanin hlwb, Thib ob, melanin yuav tsis pom los ntawm tib neeg lub qhov muag ntawm daim tawv nqaij, thiaj li ua tiav cov nyhuv whitening.
Thib ob, niacinamide ua pov thawj tias muaj txiaj ntsig zoo ntawm saccharification, tshwj xeeb tshaj yog tom qab xyoo 2015, lo lus "saccharification heev in-depth kev tshawb fawb, ntau yam kab mob ntawm lub cev tau pom tias nrog saccharification (maillard cov tshuaj tiv thaiv), cov khoom tsim los ntawm saccharification yog xim av, tuaj yeem cia daim tawv nqaij zoo li dub, yog li mash kuj tseem pab whitening.ves, pub additives, cosmetic, thiab lwm yam.
Hauv kev sim tswj ntawm 20 yam kev kawm, rov ua cov tsho ntev ntev ntawm nicotinamide ntawm qhov tsis tshua muaj siab (0.2%) kuj tseem muaj txiaj ntsig zoo hauv kev txo cov tawv nqaij tiv thaiv kab mob los ntawm nqaim-spectrum UV hluav taws xob uas ua rau lub hnub ci.0.2% ntawm cov concentration yog zoo, thiab peb feem ntau siv nicotinamide raws li cov khoom tu tawv nqaij concentration yog feem ntau siab tshaj 2%, qhov zoo tshaj plaws concentration ntawm 4% ~ 5%.Yog li thov nicotinamide extract ua ntej siv tshuaj pleev thaiv hnub
3. Specifications:
Yam khoom | Txuj |
Qhov tshwm sim (20oC) | dawb crystalline hmoov |
Melting point: | 128-131 ° C |
Loss ntawm ziab: | <0.5% |
Residue ntawm ignition: | <0.1% |
Cov hlau hnyav: | <0.003% |
Yooj yim carbonizable: | tsis muaj xim ntau dua li Matching Fluid A |
Kev ntsuam xyuas: | 98.5% -101.5% |
4.Package:
25kgs / nruas, fiber ntau nruas nrog polyethylene hnab hauv
5. Lub sijhawm siv tau:
24 muaj
6. Cia:
Shading thiab kaw ruaj khov