Technology of Purification of Synthetic Tocopherol Acetate (Vitamin E)

Autor: Yu. A. Pisarenko, É. Yu. Bulychev, M. K. Zakharov
Rok vydání: 2005
Předmět:
Zdroj: Pharmaceutical Chemistry Journal. 39:37-38
ISSN: 1573-9031
0091-150X
DOI: 10.1007/s11094-005-0075-2
Popis: One possible solution to the complex problem of tocopherol acetate purification is offered by film distillation of technical vitamin E in a purification system comprising two hollow columns operating at a residual pressure of 20 Pa with a partial reflux of the distillate stream.
Databáze: OpenAIRE