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nouveaux produits
| Délai de livraison: | 1 jours |
|---|
Modèle: PH-VT-19
Name |
Vitamin D2 |
CAS |
50-14-6 |
Synonyms |
VintaminD;Ergocalciferol;Calciferol; (3beta,5Z,7E,22E)-9,10-Secoerga-5,7,10(19),22-tetraen-3-ol ; 9,10-Secoergosta-5,7,10(19),22-tetraen-3-ol, (3beta,5Z,7E,22E)- |
Molecular formula |
C28H44O |
Molecular weight |
396.65 |
Assay |
97.0%-103.0% |
Quality Standards |
USP33/BP2011/EP7 and CP2010 |
Light Absorption |
460-490(BP) |
Specific optical rotation |
+103° - +106° |
Characteristic |
a white crystalline powder. |
Melting point |
118-119°C |
Dangerous mark |
T+:Very toxic |
Risk terms |
R24/25; R26; R48/25 |
security terms |
S28A; S36/37; S45; |
Storage |
Store in dark area, replaced air with nitrogen, under cold environment(2-10°C) |
Package |
as your required |
Water solubility |
At 26 °C, solubility in ethanol is 28 g/100ml, in acetone is 25 g/100ml. Ether -soluble, do not dissolve in water. |
Groupes de Produits : Série de vitamines > Série des caroténoïdes
