Vitamin B12 - CAS 68-19-9 - Calbiochem Part of coenzyme needed for the synthesis of proteins, and nucleic acids and for the metabolism of carbohydrates. Plays a role in the synthesis of myelin. Used as an antipernicious anemia factor. 产品信息 Form Reddish purple powder Molar mass 1355.4 Purity ≥95% by UV (dry basis) Solubility H2O RTECS GG3750000 CAS number 68-19-9 Merck USA index 14, 10014 商店和运输信息 Storage +15°C to +30°C Ship Ambient Temperature Only Standard Handling