| abstract |
A process for the production of free-flowing, directly compressible, at least 99.5% by weight pure vitamin B1, vitamin B2, vitamin B6, vitamin C, sodium ascorbate or calcium ascorbate comprises spray drying a 5 to 25% aqueous solution or suspension of the corresponding vitamin or sodium or calcium ascorbate. The products of this process as well as tablets and other solid dosage forms, which can be formed from these products, are also described. |