Ponceau 4R Carmine Colorant
| Khoom npe: | Ponceau 4 R |
| Qhov tsos: | Liab Hmoov |
| Cov ntawv pov thawj: | ISO, KOSHER, Halal, Organic; |
| CAS Nr.: | 2611-82-7 |
| Molecular Formula: | C20H11N2Na3O10S3 |
| Molecular Luj: | 604.47 ib |
Carmine yog lub ntiaj teb siv ntau tshaj plaws thiab muaj nyiaj ntauib leeg azo hluavtaws pigment, International Standard Code 124.
Lub solubility ntawm carmine nyob rau hauv dej yog 0.23g / mL (20 ℃), 0.1% aqueous tov ntawm carmine yog ci liab, thiab muaj lub teeb zoo thiab kub tsis kam (105 ℃).
Carmine tsis zoo rau kev txo qis, oxidation thiab kab mob, ruaj khov rau citric acid thiab tartaric acid, browning nyob rau hauv lub xub ntiag ntawm alkali.Nws yog qhov ruaj khov rau Al3+ thiab Ca2+, thaum Mg2+ muaj qhov pom tseeb xim txhim kho cov nyhuv ntawm carmine.
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