FIELD: chemical-pharmaceutical industry. SUBSTANCE: rhizomes and roots of Eleutherococcus are extracted with 24-26% alcohol for 1,5-2 h at 50-60 C. Extract is decanted and extracted repeatedly, under the same conditions. Then extracts are combined, filtered, condensed and dried. Result: dry extract is obtained. EFFECT: improved method of bioactive additive preparing. 3 cl
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Authors
Dates
1994-01-15—Published
1991-12-29—Filed