FIELD: phytotherapy. SUBSTANCE: invention relates to method of isolation of biologically active substances from vegetable raw. Dried leaves of plant Serratula genus are milled and extracted with water at temperature 100 C, not above. Obtained extract is filtered and concentrated. Ethyl acetate is added to obtained concentrate, ethyl acetate extract is removed, evaporated, cooled and precipitated crystals are filtered off. EFFECT: simplified process, increased yield of product. 2 ex
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Authors
Dates
2000-06-27—Published
1998-10-02—Filed