High-speed counter-current chromatographic separation of phytosterols
✍ Scribed by Markus Schröder; Walter Vetter
- Book ID
- 105894385
- Publisher
- Springer
- Year
- 2011
- Tongue
- English
- Weight
- 302 KB
- Volume
- 400
- Category
- Article
- ISSN
- 1618-2650
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A commercial model of the analytical high-speed counter-current chromatography instrument was used for separation of flavonoids from a crude ethanol extract of dried fruits of sea buckthorn (Hippophae rhamnoides). Using a two-phase solvent system of chloroform-methanol-water (4:3:2), a five-fold inc
## Abstract Alkaloids represent a most widespread group of bioactive natural products. Because of their alkalinity and structural diversity, the fractionation and purification of the alkaloids from herbs can often present a number of practical difficulties using the conventional chromatographic tec