FIELD: medicinal industry, pharmacy. SUBSTANCE: method involves milling the parent substance to size 1-10 mm. Then countercurrent dissolving the substance is carried out at spraying density 0.83-1.25 dm3/kg/24 h up to solution density 1.05-1.075 g/cm3 followed by filtration and evaporation of obtained solution. Method can be used for preparing extracts used in medicine, pharmacology, perfume-cosmetic production and food industry. EFFECT: increased extraction of shilagit, enhanced effectiveness of process.
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