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Vitamine B12 (Cyanocobalamine) ≥95.0% (par UV/Vis)

Fournisseur: TCI

C0449-1G C0449-100MG
TCIAC0449-1GEA 94.6 EUR
TCIAC0449-1G TCIAC0449-100MG
Vitamine B12 (Cyanocobalamine) ≥95.0% (par UV/Vis)
Vitamine B12 (Cyanocobalamine)
Formule: C₆₃H₈₈CoN₁₄O₁₄P
Point de fusion: 320 °C
Température de stockage: Réfrigérateur
Numéro MDL: MFCD00151092
Numéro CAS: 68-19-9
EINECS: 200-680-0
Merck Index: 14,10014

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Résultats des tests de spécification

Appearance Red to Dark red to Dark purple powder to crystal
Purity (UV-vis method) 95.0 to 105.0 % (calcd.on dried substance)
abs-ratio (a/b) 0.53 to 0.59 (E278/E361)
abs-ratio (2a/2b) 0.29 to 0.32 (E550/E361)
Drying loss max. 10.0 %


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